Chapter 6 Unit 5 Grade 4 Geology

Front

What is the impact of time and natural forces on the formation and transformation of rocks?

Back

They cause rocks to weather and erode.

Front

Which type of rock is formed from heat and pressure?

Back

Metamorphic.

Front

What are the three major classes of rocks?

Back

Igneous, sedimentary, and metamorphic.

Front

What is the main difference between sedimentary and igneous rocks?

Back

Sedimentary rocks are formed from sediments, while igneous rocks are formed from magma.

Front

Which type of rock is formed from sediments?

Back

Sedimentary.

Front

What is an igneous rock?

Back

A type of rock that forms from the cooling and solidification of magma or lava.

Front

What is sedimentary rock?

Back

Rock that is formed from the accumulation of sediments.

Front

What is metamorphic rock?

Back

Rock that has been changed from its original form by heat, pressure, or chemical processes.

Front

What is weathering?

Back

The process of breaking down rocks into smaller pieces by natural forces.

Front

What is erosion?

Back

The process of moving weathered rock and soil from one location to another.