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WorksheetsEnergy, Motion, and Force
Total questions: 10
Worksheet time: 10mins
We often use everyday definitions of the word "energy," but which statement best describes what energy is in science?
the ability to carry things a long distance
the result of eating a lot of carbohydrates
the amount of time something can keep moving without rest
the ability to cause change
Energy can exist in many different forms, including those you can detect in a burning fire or in a lit lightbulb. Which of these choices are forms of energy? Choose the three that apply.
chemical
mechanical
change
force
electrical
Which form of energy is produced when two objects are rubbed against each other?
electrical
light
sound
thermal
You might recycle plastic, metal, paper, and glass to conserve natural resources. What does it mean to conserve energy?
It is increased.
It is decreased.
It is not created or destroyed.
It is used for several purposes.
Deanna’s niece loves to swing at the local playground, so Deanna takes her and pushes her on the swing. Deanna must use (a) .
Deanna’s niece loves to swing at the local playground, so Deanna takes her and pushes her on the swing. Deanna must use energy to exert a (a) .
Deanna’s niece loves to swing at the local playground, so Deanna takes her and pushes her on the swing. Deanna must use energy to exert a force that causes the swing to change (a) .
Four students are each pushing on one side of a box. Mara is pushing to the west, Cindi is pushing to the east, Chris is pushing to the north, and Sammy is pushing to the south. If the box moves to the east, which student causes change on the box?
Mara
Cindi
Chris
Sammy
When a rocket engine is launched into space, it burns fuel that produces hot exhaust gases.
What are the forces involved in propelling the rocket upward?
The rocket is pushed up by the force of gravity.
The force of gravity pulls the rocket towards Earth.
The rocket is pushed up by the force of the exhaust gas from the burning fuel.
The rocket engine exerts a force on the exhaust gases. That force causes the gases to escape out of the back of the rocket.
Caitlin is riding her bike. Which of the following statements tells what is happening?
Caitlin is using force to apply energy to the pedals, which makes the bike move.
Caitlin is using energy to apply force to the pedals, which makes the bike move.
The pedals apply force to Caitlin's feet, which makes the bike move.
The bike's movement provides energy to force the pedals to go around.
