Kinetic Energy

Kinetic energy is...

• energy carried in ultraviolet waves

• energy stored in food

• energy in motion

• energy from splitting an atom

What two factors affect an object's kinetic energy?

• area and volume

• mass and weight

• weight and height

• mass and speed

Kinetic energy is measured in

• Newtons (N)

• Joules (J)

• Kilograms (kg)

• miles per hour (mph)

Where would this tossed baseball have the least amount of kinetic energy?

• point W

• point X

• point y

• point z

Where would this tossed baseball have the greatest amount of kinetic energy?

• point W

• point X

• point y

• point z

Mass and speed both affect the amount of kinetic energy an object has, but ____________ has a greater effect.

• mass

• speed

• volume

• weight

Increasing an object's mass will increase its kinetic energy.

• true

• false

Increasing an object's speed will increase its kinetic energy.

• false

• true

If all objects are moving as the exact same speed, which would have the greatest kinetic energy?

• tennis ball

• football

• notebook

• box of 20 textbooks

The Law of Conservation of Energy states that

• energy cannot be created nor destroyed, only transformed or transferred
• energy can be destroyed but not created
• energy can be created but not destroyed