Daily Science 9 Flashcards

1
Q

Does sound travel best through a solid, a liquid, or a gas?

A

Solids because solids are more densely packed and are better at conducting sound.

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2
Q

What measures wind speed?

A

Anemeter

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3
Q

What measures humidity?

A

Hygrometer

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4
Q

What measures temperature?

A

Thermometer

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5
Q

Name three areas of the environment that are affected by pollution.

A

Water
Land
Air

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6
Q

An object that orbits a planet.

A

Satellite

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7
Q

A mass of ice, dust, and gases that orbits around a star.

A

Comet

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8
Q

Tell if these animals give birth by laying eggs or live births.

A

Bird-eggs. Human - live
Butterfly - eggs Cow - live
Shrimp - eggs. Whale - live

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9
Q

Know the layers of the earth

A

Atmosphere
Crust
Core
Mantle

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10
Q

Name three types of rock

A

Sedimentary - thin covering of loose sediment
Igneous - formed directly from cooling magma
Metamorphic - formed under surface of earth from intense heat and pressure

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