Physics Review 3

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

The faster an object moves, the ________ kinetic energy it has. 

• more
• less
• none of the above
• all of the above 

As mass increases, KE ...

• increases
• decreases
• stays the same

Which has a greater impact on KE?

• mass
• velocity

The amount of Potential Energy that each skier possesses is equal to

• the mass of the skier but not the weight of the skier

• the work it took to get each skier to the top of the ramp

• the mass and weight of the skier

• the momentum of the skier

The amount of Potential Energy that each skier possesses is equal to

• the mass of the skier but not the weight of the skier

• kinetic energy that the skier will have at the bottom of the slope

• the mass and weight of the skier

• the impulse of the skier multiplied by the change in velocity

This car has a mass of 1250 kg. What is the weight of this car?

• There are approximately 4 kg in a newton. It is approximately 310 newtons.

• The car is in free fall. It is weightless.

  Sort of.

• There are four pounds in a kilogram. It is 5000 pounds.

The SI unit in which kinetic energy is measured is 

• Newton
• Kilogram
• Joules
• Metres per second

If the mass of an object on Earth is 18 grams, what would the mass of the same object be on the Moon?

• 18 g
• 4 g
• 0 g 
• 32 g