Understanding Kinetic Energy

What type of energy does a bicycle gain when you start pedaling?

• Thermal energy

• Kinetic energy

• Chemical energy

• Potential energy

Which of the following factors increases an object's kinetic energy?

• Its color

• Its shape

• Its speed

• Its temperature

If two balls are rolled at the same speed, which one will have more kinetic energy?

• Both will have the same kinetic energy

• The one with a smoother surface

• The larger ball

• The smaller ball

What happens when you throw a flat stone across a pond?

• It sinks immediately

• It bounces due to kinetic energy

• It floats on the surface

• It dissolves in water

Which of these objects uses wind to gain kinetic energy?

• A car

• A windmill

• A stone

• A bicycle