Final Review Quizizz

Which example best illustrates kinetic energy?

• a light bulb that is turned on

• a car that is parked on top of a hill

• a comet that is flying through space

• a battery that is connected to a circuit

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which example best illustrates potential energy?

• a light bulb that is turned on

• a car that is parked on top of a hill

• a comet that is flying through space

• a battery that is connected to a circuit

Tags

NGSS.MS-PS3-2

A skateboarder travels from location 1 to location 4 as shown below. At which location does the skateboarder have the most kinetic energy and the least potential energy?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

A pendulum swings back and forth several times, as shown in the diagram. Assume friction is negligible. Which of the following graphs best illustrates the potential energy (PE) and the kinetic energy (KE) of the pendulum over a period of several swings?

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Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-4

While playing a game at a fair, a person lifts a mallet above her head. She then lets the mallet fall toward a target, as shown. Which of the following statements describes an energy change that takes place as the person lifts the mallet and then lets it fall toward the target?

• Kinetic energy increases as the mallet reaches its highest point.

• Potential energy decreases as the mallet reaches its highest point.

• Kinetic energy converts to potential energy as the mallet falls toward the target.

• Potential energy converts to kinetic energy as the mallet falls toward the target.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

The graph shows the potential and kinetic energies of a falling rock at one point in time. Assume energy is conserved and no measurable heat is generated. Which graph best shows the potential and kinetic energies at a later time as the rock continues to fall?

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Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

The diagram represents four empty copper containers at room temperature. An equal amount of water at 90°C is added to each container. Which container will have the greatest change in temperature when the water and the container reach equilibrium?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Two identical objects, one hot and one cold, are placed near each other in a closed system. Which of the following graphs shows what happens to the temperatures of the objects over time?

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Tags

NGSS.HS-PS3-4

A student slowly heats a solid on a hot plate. The solid has a melting point of 78°C. The student makes the graph shown from the data she records as the solid is heating. Which of the following statements best describes what happens to the molecules of solid between 5 and 10 minutes of heating?

• The mass of the molecules increases.

• The molecules undergo a chemical change.

• The molecules absorb energy to change phase.

• The average kinetic energy of the molecules increases.

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-4

A student slowly heats a solid on a hot plate. The solid has a melting point of 78°C. The student makes the graph shown from the data she records as the solid is heating. Which of the following statements best describes what happens to the molecules of solid between 0 and 5 minutes of heating?

• The mass of the molecules increases.

• The molecules undergo a chemical change.

• The molecules absorb energy to change phase.

• The average kinetic energy of the molecules increases.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4