Grade 7 Science Class-8:45 a.m to 9:15 a.m (Rm-320) Ms. Persaud & Ms. Casey. Assignments
- Instructors
- Term
- 2020-2021 School Year
- Description
-
Upcoming Assignments
No upcoming assignments.
Past Assignments
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Which essential mineral does the Ibex need for its bones and nervous system to function and stay strong?
Watch video
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Which three states do not recognize Juneteenth?
Watch video
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Do you think the Emancipation Proclamation order issued by President Lincoln, on January 1st 1863 was justified, Explain, why or why not?
Watch Video,
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Explain what must happen in order for an electromagnetic wave to form. p 606 ( Visual summary)
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Electromagnetic waves carry ___________
Vocabulary, fill in the blank. Chapter 17.
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Use the term radiant energy and electromagnetic wave in a sentence. p 606
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Why can the Sun's rays cause a burn, but the light form a flashlight cannot harm your skin? p. 605
Chapter 17
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How do electro magnetic waves form? p. 602
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Homework-Define the following terms Electromagnetic wave and Radiant energy. p 601
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What are some properties of electromagnetic waves? P 603
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what is electromagnetic radiation? p. 601
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Explain the terms sonar and echolocation using your own words p.587
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How can people see under water using sonar? P. 587
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What are some ways in which people can control sound? p 586.
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POP-QUIZ-Explain reverberation and Acoustics in your own words.
Chapter 16 p. 585
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Homework- Use the following terms, Absorption p. 584, Echo p. 584, and Acoustics p. 585 in a complete sentence. (Use your own words).
Chapter 16
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KCC-What are some ways in which sound waves interact with matter. p 584
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Define the following terms, Absorption p. 584, Reflection p. 584, echo p. 584, Reverberation p. 585 Acoustics p. 585, Echolocation p 587, and Sonar p. 587
Chapter 16 n
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What is sound?
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How do we hear sound in the inner ear?
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Which animal sound is a disturbance of particles?
Watch Video
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Test-As the _______ of a sound wave increases, the pitch of the sound gets lower.
Fill in the blank chapter 16 vocabulary.
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Test-Describe the doppler effect in your own words.
Chapter 16
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Test-Use the term resonance in a complete sentence,
chapter 16
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QUIZ-Define resonance, p 578
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Quiz-How can you recognize sounds from different sources? p 578
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Quiz-KCC-In what ways are musical sounds produced? P.579
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What is the difference between fundamental and overtone? p.577
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Homework- Vocabulary. Wavelength, Frequency, Doppler effect, and Interference. Use each term in a complete sentence.
Page 575-576
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KCC-What is the relationship among frequency, pitch and wavelength? p 575
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Producers make their own food.
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List the 3 part of the food chain?
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How do plants make their own food?
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Which part of the food chain do producers make up.
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Why are plants producers?
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What is photosynthesis?
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IXL- skill set-W.1 (Ecological interactions) 1-(How does matter move in food chain?
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IXL- skill set-W.1 (Ecological interactions) 1-(How does matter move in food chain?)
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IXL- skill set-W.2 (Ecological interactions)2 (Interpret food webs I)
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Homework-XL- skill set-W.1 (Ecological interactions). 1 (How does matter move in food chains?)
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How is the intensity of sound related to energy? p.574
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How is the amplitude of sound waves related to energy? P 573
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IXL- skill set-I-1( Thermal Energy) 1 (Predict heat flow and temperature changes).
(Review to chapter 6).
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IXL- skill set-J.1(Particle motion and energy).1-(How does particle motion affect temperature?).
(Review to chapter 6).
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IXL- K.2 (Compare energy waves).
Refer to chapter 15.
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Homework-What is the relationship among frequency, pitch, and wavelength? P.575
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IXL- K.1 (Compare amplitudes, wavelengths, and frequencies of waves.)
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Compare and contrast reflection, refraction, and diffraction. P 551
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What is the Law of reflection? P. 549
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Describe two types of wave interference. P. 552
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RCQ-Give one reason why the energy carried by sound waves travel through air. P.548
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KCQ-What are three ways that waves interact with matter? P.548
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Contrast the behavior of water that travel by a stone barrier to a sound wave that travel through a door.
Chapter 15
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Light waves travel at the same speed in all materials.
Chapter 15
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Explain the law of reflection.
Chapter 15
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When light waves strike a mirror, they change direction.
Chapter 15
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Distinguish between refraction and diffraction.
Chapter 15
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Describe two types of wave interference. p.552
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The change in the direction of a wave when it travels through an opening is _______
Vocabulary chapter 15. Fill in the blank .
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Which will NOT occur when a light ray interacts with a smooth pane of glass.
Use vocabulary
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Homework-Use the terms Transmission, Law of reflection, and Refraction in a sentence.
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Vocabulary, write the definitions for the following terms. Absorption 548 Transmission p.548 Reflection p.548 Law of reflection p. 549 Refraction p. 550 Diffraction p. 551 Interference p. 551
Chapter 15
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Amplitude p. 539 Wavelength p.541 Frequency p.542
Define the vocabulary terms chp15
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KCQ-How do particles move in a longitudinal wave? P. 532
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Longitudinal Wave p. 532 Compression p. 532 Rarefaction p. 532 Electromagnetic Wave p. 535
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How does the wavelength change if the frequency of the wave decreases and increases? P.542
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RCQ- What produces mechanical waves? P.533
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What are three properties of waves? P. 542
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Wave p. 529 Mechanical Wave p. 531 Medium p. 531 Transverse Wave p. 531 Crest p. 531 Trough p. 531 p.531
Vocabulary write the following definitions.Chapter 15 Lsn-1
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KCQ-What is a wave? p.529
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For a transverse wave, the _________ depends on the distance from a rest position to a crest or a trough.
Vocabulary, fill in the blank.
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What produces mechanical waves? P.533
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The unit for the ______ of a wave is the Hz, which means “ Per Second.”
Vocabulary fill in the blank
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RCQ-What do waves transfer from place to place? p.530
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What does wave speed depend on? P. 543
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Homework-KCQ-How do particles move in a transverse wave? p.531
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Homework-PBL(Day-1)The Great Metal Pick-Up Machine.
Read the attached article, research and answer the questions on page 2.
Type all answers in the short answer section.
Type all answers in the short answer section.
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Participatiojn-PBL(Day-2)The Great Metal Pick-Up Machine.
Read the attached article, research, then answer the questions on page 2.
Type your answers in the short answer section.
Type your answers in the short answer section.
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Quiz-PBL(Day 3) The Great Metal Pick-Up Machine.
Read the attached article, research, then answer the questions on page 2.
Type all answers in the short answer section.
Type all answers in the short answer section.
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Test-PBL(Day-4) The Great Metal Pick-Up Machine.
Read the attached article, research, then answer the questions on page 2.
Type your response in the short answer section.
Type your response in the short answer section.
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RC-How is a turbine used to produce an electric current? p. 738
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KCQ-How are transformers used to bring an electric current to your home? P.740
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How do generator produce electric current? 737
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VCQ-If the magnet does not touch the wire coil, what causes a current to flow in the wire? p. 735-736
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Homework-RCQ-How can a magnetic field produce an electric current in a wire coil? p.736
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KCQ-How can a wire and a magnet produce an electric current? p.735
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Why does a magnet apply a force to an electric current? p. 728
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How are magnets used in electric motors? p. 731
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VCQ-Why do compass needles around a current carrying wire point in different directions? p.727
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Homework-How do electro magnets and permanent magnets differ? p.729
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Critical thinking-Predict-A current-carrying wire made of nonmagnetic copper is attracted to a bar magnet. How will the force between the wire and the magnet change if more current flows in the wire?
Chapter 20
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What is an electromagnetic? p.728
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In an electric motor, a force is applied to the electromagnet by a ________a commutator, an electric current-a permanent magnet.
Fill in in the blank chapter 20
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A current carrying wire coil around a ferromagnetic core is a Chp-20-voc
Use the vocabulary from Chapter 20 to complete the sentence.
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Explain why a magnet applies a force to a current-carrying wire?
Review chapter 20 to complete the sentence.
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An electric current causes a shaft in a _______ to rotate.
Use the vocabulary from Chapter 20 to complete the sentence.
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Which does not contain magnetic domains?
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KCQ-Why are some magnets temporary while others are permanent?.p 723
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RCQ-Why would the nail in figure 9 lose its magnetic field if it is moved away from the bar magnet? P. 723
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KCQ-Why are some materials magnetic? P. 722
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Elements that are strongly attracted to a magnet are __________
Fill in the blank Vocabulary Chapter 20
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Why did young Kamala Harris protest on the front lawn where she lived?
Watch Video
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Name the state and city where Kamala Harris was born.
Watch video
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Where did Kamala Harris attend High School?
Watch video.
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What is the name of the Senator Kamala How did Senator Allen Cranston contribute to Kamala Harris political career?
Watch Video
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Which country did Kamala Harris attend College?
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Define the following Scientific terms, Magnetic Material p. 721, Ferromagnetic element p. 721. Magnetic domain p. 722
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The magnetic poles of the atoms in a(n) ____point in the same direction.
Fill in the blank vocabulary chapter 20.
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An object that attracts other objects made of magnetic materials is a(n)_____
Fill in the blank vocabulary chapter 20.
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KCQ-Why are some materials magnetic? p. 722
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VCQ-Why do all the compass needles in figure 6 point in different directions? P.720
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RCQ-Why is nickel a magnetic material? P. 721
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Homework-Use the following scientific terms in a complete sentence. Magnet p. 717, Magnetic pole p. 718, Magnetic Force p. 718
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KCQ-What types of force do magnets apply to other magnets? P. 718
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RCQ- Why do all devices in a series circuit stop working if the circuit is broken? P. 701
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KCQ What are the three basic parts of an electric Circuit? P.699
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KCQ- How do the two types of electric circuits differ? P. 701 and 702
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Visual check, page 701, What happens if one of the wires brakes or is cut? P. 701
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Visual check, use figure 17, Where are the Circuit breakers located in the home? p.703
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KCQ- What are the three basic parts of an electric circuit? P. 699
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KCQ- How do the two types of electric circuits differ? P. 701 and 702
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KCQ- How do voltage, current, and resistance affect each other? P. 694
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Homework- What happens to the energy flowing in an electric circuit? P. 693
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KCQ-1 What is the relationship between electric charge and electric current? p.691
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KCQ- How do voltage, current, and resistance affect each other? p.694
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Use the term Polarized in a sentence. P. 683
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KCQ-What is the relationship between electric charge and electric current? P. 691
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Particles that attract each other are P. 680
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How do electric insulators and electric conductors differ? P. 682
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Use the term Static charge in a sentence. p. 680
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How do electrically charged objects interact? P. 680
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What is an electric discharge? P. 685
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What are the three ways by which objects can become electrically charged? P. 684
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Homework-Which Particles found in atoms have the property of electric charge? p. 679
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Video reference, African American Scientists Biography.
Watch Video, Select 1 Scientist to research for your 3rd Marking Period project.
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Explain why do you use a pot holder when taking hot food out of the oven
Chapter 6 LSN 2
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The transfer of energy through electromagnetic waves is
Chapter 6 LSN 2
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Why do hot air balloons rise? p. 209
Chapter 6 LSN 2
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Project- Who is Neil DeGrasse Tyson, and what is his contribution to Science?
Watch the video, then answer the question using complete sentences.
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Project- Who was Patrica Bath? What is her contribution to Science?
Watch the video, then answer the question using complete sentences.
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African American Scientist Biography
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Quiz-What happens to the volume of a gas when it is heated? p. 208
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Quiz-List the three thermal energy is transfered..
Watch the video,then answer the question.
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Why was Maggie Lena Walker required to quit her job after she got married?
Watch the video then answer the question.
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What is A Thermal Conductor? What is a Thermal Insulator?
p.206
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Homework-List 3 examples of Conductors. List 3 examples of insulators.
Watch video,then answer the questions.
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Why is it important to conserve energy?
p.183
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List and describe the three main energy sources used in power plants.
Chapter Continued 5 p.178
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Which energy transformation occurs in a toaster?
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Describe Wind energy and Geothermal energy?
p.182
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Homework- Define Nonrenewable energy, Fossil fuel,p. 178 and Renewable energy resource. p.180
Chapter-5 p. 178 and 180
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List 3 advantages and disadvantages of Renewable energy.
Watch Video, then answer the question. Chapter-5-lesson-3-Energy Resources.
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Midterm Exam Section 2
Open ended question ( 10 points each)
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Selected Scientist
Please submit the name of the Scientist you would like to research.
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List 5 forms of energy
Watch Video
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Friction causes what energy transformation?
participation grade
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Why did the Potential energy change as the ball falls?
Participation Grade Page 170
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List 4 renewable sources of energy.
Watch video, then answer the question.
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What is the major external source of energy?
Watch video, then answer the question using complete sentences.
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What is Kinetic energy?
p.162
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What is Energy?
p.161
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What is Potential energy?
p.162
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Homework- Vocabulary Chapter-5-Lesson-2
Use the following scientific terms in a sentence:
Law of conservation of energy (Pg. 170)
Friction (Pg. 171)
Law of conservation of energy (Pg. 170)
Friction (Pg. 171)
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MIDTERM REVIEW STUDY GUIDE
Login to Clever use the Physical Science ebook as a reference. Good luck, you are amazing!
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Performance Matters Student Login instructions
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WebQuest Project 2nd MP
Research Your job in this WebQuest is to discover what hybrid electric vehicles are and
find out how these vehicles work. Graded Assignment
find out how these vehicles work. Graded Assignment
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How do heat and thermal energy differ?
page 201
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How are temperature and Kinetic energy related ?
Clever page 199
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Inauguration Day 2021 President Elect Joe Biden and Vice President Kamala Harris.
Watch the Inauguration 01/20/2021
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Chapter 3 Work and Simple Machines
Write the definitions for the following Terms: Work pg 87
Power pg- 91, Mechanical Advantage pg 98, Efficiency Pg 99, Simple Machine 103, Lever pg 104,
Fulcrum pg- 104, Wheel and Axle pg- 106, Screw- pg 108, Pulley pg- 109
Power pg- 91, Mechanical Advantage pg 98, Efficiency Pg 99, Simple Machine 103, Lever pg 104,
Fulcrum pg- 104, Wheel and Axle pg- 106, Screw- pg 108, Pulley pg- 109
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Work and Simple Machine (Work and Power) & Using Machines
Quiz Chapter 3 pages 86 to 102 Clever
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How does a crowbar make work easier?
Page 97
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Homework-How is a wedge and a ramp different?
page 108
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What is a simple machine?
page 102-106
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What is mechanical advantage?
page 98
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In what three way do machines make doing work easier?
Page 97
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How do you calculate the work done when lifting an object
Page 90
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What is the law of conservation of energy
page 171
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What is waste energy?
page 173
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What happens to energy when it is used?
page 173
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Fiction causes what energy transformation?
page 171
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A fast moving baseball has more kinetic energy than a slow moving baseball. true or false please explain.
Review chapter 5 page 160-167
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A book sitting on a shelf has no energy (Yes or No )please explain. why or why not
Review chapter 5 page 160-167
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What is the difference between Kinetic energy and potential energy?
Review chapter 5 page 160-167