6th & 7th Science Review

Gravitational potential energy depends on the ________ and ________ of the object.

• Position (height) and mass

• Friction and movement

• Mass and Movement

• Height and Friction

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NGSS.MS-PS2-4

NGSS.MS-PS3-2

At which point is potential energy greatest?

• W

• X

• Y

• Z

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NGSS.MS-PS3-2

When a pendulum swings, at which point is kinetic energy greatest?

• 1

• 2

• 3

• 4

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NGSS.MS-PS3-1

NGSS.MS-PS3-5

In order to INCREASE the potential energy of an object, you need to:

• put the object lower to the ground

• raise the object higher

Tags

NGSS.MS-PS3-2

At which point is the kinetic energy the greatest?

• W

• X

• Y

• Z

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NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which energy conversion is taking place when you put gasoline in a car?

• thermal -> electrical
• mechanical -> electrical
• chemical -> mechanical
• mechanical -> electromagnetic

What kind of energy transformation takes place in this system?

• chemical to electrical to light
• electrical to chemical to light
• electrical to light to chemical
• light to chemical to electrical

Tags

NGSS.MS-PS3-5

This diagram is showing which of the following transformations?

• light energy ----> thermal energy

• thermal energy ----> light energy

• light energy ----> chemical energy

• chemical energy ----> light energy

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People get energy from the food that they eat and transform that energy as they move. Which energy transformations occur as a student rapidly rubs the palms of his hands together?

• mechanical to thermal to electrical
• chemical to mechanical to thermal
• mechanical to chemical to sound
• chemical to sound to electrical

Tags

NGSS.MS-PS3-5

The picture shows a microwave oven. As a microwave oven is operated, electrical energy is transformed into all of the following types of energy EXCEPT —

• solar

• electromagnetic (light)

• thermal

• mechanical

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