Oceans

The measure of the amount of dissolved salt in a mass of water is what?

• Salt

• Salinity

• brackish

• sea water

What makes up brackish water?

• freshwater

• saltwater

• fresh and saltwater

• none of the above

Which resource from the ocean is used as a source of energy?

• manganese

• salt

• natural gas

• sand

Why are oceans salty?

• the sky rains salt water

• Runoff from rainwater dissolved minerals that form salts

The percent of water that covers earth is 97%. True or False?

• True

• False

Saltwater makes up 97% of the water on earth. True or False?

• False

• True

How many oceans are there?

• 4

• 6

• 7

• 5

What are the names of the oceans in the world?

• Arctic, Atlantic, Pacific

• Pacific, Indian, Arctic, Atlantic, Northern

• Pacific, Arctic, Atlantic, Indian, Southern

Which part of the water cycle occurs when water vapor in the atmosphere cools?

• evaporation

• condensation

• precipitation

Which part of the water cycle helped to fill low-lying basins on Earth to create Earth's oceans?

• Precipitation

• condensation

• evaporation