Conservation of Energy (Kinetic and Potential)

The ability to move or change matter in some way is called

• velocity

• energy

• speed

• force

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Energy can be defined as the ability to do

• work

• velocity

• science

• math

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The SI unit for both work and energy is the

• Newton

• Joule

• Kilogram

• Meter

The energy of moving matter is called

• potential energy

• kinetic energy

• chemical energy

• thermal energy

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The amount of kinetic energy in a moving object depends on its _______________ and ________________.

• length, velocity

• height, mass

• mass, velocity

• mass, length

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NGSS.MS-PS3-1

What is the kinetic energy of a 4.0 kg ball moving at 3.0 m/s? KE = ½ m·v²

• 6.0 J

• 12 J

• 18 J

• 24 J

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NGSS.MS-PS3-1

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What is the kinetic energy of a 2.5 kg toy car moving at 4.2 m/s? KE = ½ m·v²

• 5.3 J

• 13 J

• 22 J

• 44 J

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NGSS.MS-PS3-1

Energy that is stored in a person or object is called

• kinetic energy

• potential energy

• mechanical energy

• nuclear energy

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Energy due to the position of an object above the Earth's surface is called

• kinetic energy

• gravitational potential energy

• chemical energy

• thermal energy

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Gravitational potential energy depends on an object's _____________ and its _______________ above the ground.

• mass, height

• color, height

• velocity, height

• mass, velocity