Final Exam for Unit One

Roller coasters are a ____________ energy system.

• Closed

• Open

• Large

• Non-

Energy can be ________________________.

• transformed, transferred, or conserved
• created
• ignored
• destroyed

When does a pendulum have the most kinetic energy?

• At the highest point of the swing.
• At the lowest point of the swing.
• When it is at rest.
• Halfway through the swing.

When does a pendulum have the most amount of potential energy?

• When it is at rest in the center.
• At the lowest point of its swing.
• During the acceleration phase of the swing.
• At the highest point of its swing.

What does Newton's Cradle represent?

• Conservation of momentum and energy
• The law of universal gravitation
• The concept of friction
• The theory of relativity

Which of these were laws Newton created?

• Law of Inertia

• Law of Universal Gravitation

• F=mxa

• Action Reaction - If you push on a wall, it pushes back

How does studying motion make our world a safer place?

What force pulls us down when we jump up?

• Gravity
• Inertia
• Magnetism
• Friction

Which of the following is an example of potential energy?

• A spinning wheel

• A stretched rubber band

• A moving car

• A burning candle

What type of energy transformation occurs when you drop a ball from a height?

• Electrical energy to sound energy

• Potential energy to kinetic energy

• Kinetic energy to potential energy

• Thermal energy to chemical energy