Science Review

What are the physical states of matter?

• solid, air, heat

• gas, solid, air

• solid, liquid, gas

• liquid, plants, bugs

More dense:

• sinks

• floats

Metals are good____.

• conductors

• insulators

Sugar dissolves in water.

• true

• false

Liquid to Gas:

• condensation

• melt

• freeze

• evaporate

Light travels :

• crooked

• straight

• in a spiral

The diagram above shows the sequence of the process that turn solid rock into sandstone. Which two processes best complete this diagram?

• Melting and cooling

• Erosion and compaction

• Compaction and cementation

• Evaporation and dissolving

Why is seawater considered a solution?

• It is made up of sand and water.

• Salts are dissolved in water.

• It is a mixture of salt, sand, and water.

• The salt in the water can be separated by hand.

The land feature formed when sediment is deposited at the mouth of a river is called a(n) ____________.

• beach

• dune

• canyon

• delta

Which of these can rapidly affect Earth’s surface?

• earthquakes

• annual rainfall

• sediment deposits

• frozen precipitation