Earth Science "Mid-Term Exam"

Which type of rock results from melting and cooling of magma?

• Igneous
• Metamorphic
• Sedimentary
• Extrusive

A metamorphic rock changes into an igneous rock by what two processes?

• Melting and cooling
• Extreme heat and pressure
• Compaction and cementation
• Weathering and erosion

Wind, water, and ice breaking down rock is called

• Erosion
• Deposition
• Compaction
• Weathering

This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

After lots of time, pressure, and heat, you get this kind of rock. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

Fossils are often found in ____________ because it is formed from the remains of once living things.

• metamorphic
• magma
• igneous
• sedimentary

Sometimes fires burn down large areas of forests that are part of the biosphere. Other than the biosphere, which of Earth’s other systems is a forest fire most likely to affect?

• geosphere

• cryosphere

• atmosphere

• hydrosphere

When trees die, they often fall on the ground and decompose. Which part of the Earth system includes dead and decomposed trees?

• biosphere

• geosphere

• hydrosphere

• cryosphere

This is part of the....

• Geosphere
• Biosphere
• Hydrosphere
• Cryosphere

What two spheres are represented by the water and heron?

• biosphere and geosphere

• atmosphere and biosphere

• hydrosphere and biosphere

• atmosphere and hydrosphere