Science - 7th - Common Assessment 5 - Review

According to the Law of Conservation of Energy, energy cannot be _________ or ____________.

• created, saved

• lost, found

• created, destroyed

Tags

NGSS.MS-PS3-5

What type of energy transformation occurs, when a hawk eats a mouse and then uses the energy from the mouse to fly?

• chemical energy to mechanical energy

• thermal energy to mechanical energy

• mechanical energy to chemical energy

Tags

NGSS.MS-PS3-5

When a car burns gasoline it creates hot air to move the pistons in the engine, which causes the car to move. What energy transformation occur from the fuel to the movement of a car?

• thermal energy to mechanical energy

• thermal energy to chemical energy to mechanical energy

• chemical energy to thermal energy to mechanical energy

What energy transformations take place when a battery-operated radio is in use?

• Chemical to electrical to sound

• Light to electrical to thermal

• Electrical to chemical to light

Tags

NGSS.MS-PS3-5

A student listens to music with a digital music player, similar to the one shown below. Which best describes the energy transformations that take place in the music player?

• Chemical to electrical to sound

• Mechanical to chemical to electrical

• Chemical to sound to electrical

Tags

NGSS.MS-PS4-1

Poison Ivy growing on a tree by touch.

• Gravitropism

• Thigmotropism

• Hydrotropism

A plant growing in response to the sunlight.

• Phototropism

• Hydrotropism

• Gravitropism

Tags

NGSS.MS-LS1-5

When a plant responds to gravity it is called

• Gravitropism

• Phototropism

• Hydrotropism

What happens when the vacuole is empty or skinny?

• Low turgor pressure

• High turgor pressure

• Regular turgor pressure

How does turgor pressure relate to a plant wilting?

• A wilting plant = high turgor pressure

• A wilting plant = high photosynthesis

• A wilting plant = low turgor pressure

Tags

NGSS.MS-LS1-2