PS3.C Quiz

Which of the following is an example of kinetic energy?

• A book sitting on a shelf

• A car moving at 60 km/h

• A compressed spring

• A charged battery

Tags

NGSS.MS-PS3-1

What type of force is responsible for the attraction between two magnets?

• Gravitational force

• Frictional force

• Magnetic force

• Tension force

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which of the following best describes potential energy?

• Energy due to motion

• Energy stored in an object due to its position

• Energy transferred by heat

• Energy used in performing work

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NGSS.MS-PS3-2

• 49 J

• 98 J

• 490 J

• 980 J

Which of the following is an example of energy transfer through conduction?

• Heat from the sun warming your face

• A metal spoon getting hot from a boiling pot

• Sound traveling through air

• A microwave heating food

What is the primary force that opposes the motion of a sliding object?

• Gravitational force

• Tension force

• Frictional force

• Magnetic force

A roller coaster car at the top of a hill has 2000 J of potential energy. If it has 500 J of kinetic energy at the same point, what is the total mechanical energy of the car?

• 500 J

• 1500 J

• 2000 J

• 2500 J

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Which of the following statements is true about the conservation of energy?

• Energy can be created and destroyed

• Energy can be transformed from one form to another, but the total amount remains constant

• Energy is always lost as heat

• Energy is only conserved in closed systems

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NGSS.MS-PS3-4

NGSS.MS-PS3-5

Identify the type of energy transfer that occurs when a person pushes a box across the floor.

• Conduction

• Convection

• Radiation

• Mechanical work

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

A 10 kg object is moving with a velocity of 3 m/s. Calculate its kinetic energy.

• 15 J

• 30 J

• 45 J

• 90 J

Tags

NGSS.MS-PS3-1