The Liquid of Life.

What percentage of Earth's surface is covered by oceans?

• More than one-third

• More than two-thirds

• More than half

• More than three-quarters

What makes Earth an oasis in our solar system?

• Its distance from the sun

• Its size

• Its atmosphere

• Its magnetic field

What did the particles that formed Earth and other planets contain?

• Only hydrogen

• Only oxygen

• Water vapor

• Carbon dioxide

Tags

NGSS.MS-PS1-1

What is the size of some asteroids that might have brought water to Earth?

• The size of the moon or Mars

• The size of Earth

• The size of Jupiter

• The size of Venus

Tags

NGSS.MS-ESS1-3

What happens to water as it freezes?

• It becomes heavier and sinks

• It becomes lighter and floats

• It remains the same weight

• It evaporates

Tags

NGSS.MS-PS1-4

What is the effect of water's high boiling point on Earth's climate?

• It makes winters in coastal areas colder

• It makes winters in coastal areas milder

• It makes summers in coastal areas hotter

• It makes summers in coastal areas milder

Tags

NGSS.MS-PS1-4

What unique property of water allows it to dissolve more substances than any other liquid?

• Its temperature

• Its molecular shape

• Its color

• Its density

Why is water important for living organisms?

• It provides energy

• It dissolves nutrients and carries them to plants and animals

• It gives color to plants

• It acts as a solid structure

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Where did all living things on Earth evolve from according to the text?

• The sky

• The sea

• The mountains

• The desert

Which word BEST describes SALINITY? (a synonym)

• water

• fresh

• ocean

• salt