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Energy Classwork and Homework www.njctl.org Slide 3 / 29 - - PDF document
Energy Classwork and Homework www.njctl.org Slide 3 / 29 - - PDF document
Slide 1 / 29 Slide 2 / 29 Energy Classwork and Homework www.njctl.org Slide 3 / 29 Classwork #1: Energy Slide 4 / 29 1 Energy is the ability and potential to do things. True False Slide 5 / 29 2 A running man has ___________ energy.
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4 What are four different forms of energy?
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5 What has more energy, a ball on the ground, or a ball high up in the air? A Ball on the ground B Ball high up in the air
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6 When a ball is thrown up into the air, Kinetic Energy is not transferred into Potential Energy. True False
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Homework: Energy
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7 Why do we eat and sleep?
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8 What do you think has more energy, a baseball thrown by you or a baseball thrown by a professional pitcher? Why? A Baseball thrown by you B Baseball thrown by a professional pitcher
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9 Two blocks are pushed across the ground. Block A is moving noticeably faster than block B. Which
- ne will go the farthest before stopping? Why?
A Block A B Block B
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Classwork #2: Conservation of Energy and Energy Transfer
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10 Circle the correct terms: A Energy [ can/ cannot ] be created. B Energy [ can/ cannot ] be transferred.
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11 Energy cannot be transferred through sound. True False
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12 Which quality of energy is always constant? A Kinetic B Potential C Total Mechanic
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Homework: Conservation of Energy and Energy Transfer
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13 What is an example of a transfer of energy between kinetic and potential? Explain how you can tell that energy is being transferred.
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14 Energy is transferred during collisions. Write an example of a collision, and explain how you can tell that energy is being transferred.
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15 What is an example of energy transfer through heat?
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16 Explain the transfer of energy in each part of this example: A You grab a bowling ball and roll it down the floor B The rolling bowling ball hits a second stationary bowling ball. C When the two bowling balls hit, you can hear a loud clanking sound
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Classwork #3: Energy and Force
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17 When you push or pull you are using a _________.
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18 Fill in the blanks: A When objects are not touching each other, it is a/an __________ force. B When objects are touching each other, it is a/an __________ force.
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Homework: Energy and Force
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19 What are some examples of direct forces?
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