6 P 3 1

When energy transforms from different systems which of the following can also occur?

• some energy is gained

• some energy is wasted

• the amount of energy stays the same

• the amount of energy is half the original amount

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

_{Which form of energy is mostly produced in this conversion?}

• Electrical

• Mechanical

• Thermal

• Sound

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

_{Which form of energy is NOT present in this conversion?}

• Electrical

• Mechanical

• Light (electromagnetic)

• Thermal

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-5

A thermometer shows that the outside air temperature is colder than the temperature at which water turns to ice. However, ice on the sidewalk melts. What probably caused this? (6.P.3.1)

• The air heating the sidewalk

• The sidewalk reflecting sunlight into the air

• The wind causing the ice on the sidewalk to melt

• The sunlight making the sidewalk warmer than the air

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What kind of energy does a moving basketball have? (6.P.3.1)

• Electrical

• Magnetic

• Mechanical

• Chemical

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

When you hold an ice cube, your hand feels cold because (6.P.3.1)

• the cold flows from the ice cube to your hand.

• heat flows from your hand to the ice cube.

• ice is a poor conductor of heat.

• your hand is a better conductor of heat than the ice cube.

Which kind of energy is produced by generators at the Hoover dam? (6.P.3.1)

• Nuclear

• Electrical

• Chemical

• Solar

When a person speaks into the telephone on the wall in Mrs. Woodcock's room, sound energy is changed mostly into which form of energy? (6.P.3.1)

• heat

• light

• electrical

• chemical

Tags

NGSS.MS-PS4-2

When a person speaks into an iPhone X, sound energy is changed mostly into which form of energy? (6.P.3.1)

• electrical

• electromagnetic waves

What change of state is shown? (6.P.3.1)

• Liquid to gas

• Solid to gas

• Gas to liquid

• Solid to liquid

Tags

NGSS.MS-PS1-4