Physics - Quarter 4 Review

The _________ energy of an object increases with its height.

• chemical potential

• Kinetic

• Gravitational Potential

• Thermal

An object that has kinetic energy must be

• lifted above earth

• at rest

• in motion

• changing direction

The law of _____________ states that energy in a system can change forms but can never by created or destroyed.

• conservation of energy

• consecration of energy

• conversion of energy

• construction of energy

The kinetic energy of an object increases as its _____________ increases.

• height

• speed

• volume

• potential energy

Energy stored in food would be considered

• chemical potential

• thermal

• kinetic

• gravitational potential

The total amount of kinetic and potential energy in a system is the ______________ energy.

• Kinetic

• Potential

• Chemcial

• Mechanical

Where would the Kinetic Energy be the highest?

• A

• B

• C

• A and C

Where would the GPE (Gravitational Potential Energy) be the highest?

• A

• B

• C

• A and C

• A and B

How much kinetic energy (K) does a baseball with a mass of 0.143 kg have if it is travelling at a velocity of 41.1 m/s?

• 120.8 joules

• 89.7 joules

• 108.3 joules

• 156.6 joules

If a ball tossed into the air has a maximum gravitational potential energy of 5.75 joules, what is its maximum kinetic energy in the same toss?

• 5.75 joules

• 11.14 joules

• 2.88 joules

• 7.93 joules