Forces, Motion and Energy

A ball rolled on a carpet will not travel as far as a ball rolled on ice because of the ______________ slowing the ball on the carpet down.

• gravity

• friction

• force

• motion

Looking at the picture, what two tools would be needed to measure the effect of friction on the ball?

• Hand lens and balance

• Balance and spring scale

• Measuring tape and stop watch

• Spring scale and hand lens

Imagine Ava and Jackson are playing with a spring and a rubber band. What type of energy is associated with these objects when they are compressed or stretched?

• Kinetic energy

• Elastic potential energy

• Thermal energy

• Chemical energy

Anika and Jackson are playing tug-of-war. What is the term for the push or pull they are exerting?

• Force

• Average speed

• Reference point

• Electrical energy

• Law of conservation of energy

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Imagine Aiden and Lily are at an amusement park, watching a rollercoaster climb to the top of a hill. What type of energy is primarily stored in the rollercoaster at the peak of the hill?

• Kinetic energy

• Potential energy

• Thermal energy

• Chemical energy

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Imagine Maya and Ava are racing their toy cars down the street, while Anika watches her rollercoaster zoom down a thrilling hill. What type of energy are these objects demonstrating?

• Kinetic energy

• Potential energy

• Thermal energy

• Chemical energy

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Isla and Scarlett are curious! They want to know what the total kinetic and potential energy of the particles in an object is called, as well as the energy that is responsible for its temperature. Can you help Mia answer this?

• Kinetic energy

• Potential energy

• Thermal energy

• Chemical energy

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Imagine Jackson is timing a race car. The distance the car travels per unit of time is called what?

• Distance

• Speed

• Direction

• Slope

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Lily and Liam are discussing a fundamental principle of physics during their study group. Lily exclaims, 'Energy cannot be created, nor can it be destroyed!' Which law is she referring to?

• Force

• Average speed

• Reference point

• Electrical energy

• Law of conservation of energy

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Noah is curious about what the energy of electric charges is called. Can you help him out?

• Force

• Average speed

• Reference point

• Electrical energy

• Law of conservation of energy