Patterns of Change Unit 3 Week 3

I know this story is expository because it ____________________. Choose ALL correct answers.

• tells the story of someone's life.

• uses text features that help the reader visualize information

• teaches a lesson

• gives facts, examples and explanations

Choose the three steps that tell how lava turns into rock.

• The minerals in the lava cool and form crystals

• The hot liquid hardens into a solid rock

• Lava escapes through openings in the earth

• The layers press down on one another

This story is divided into _____________ sections that help organize information about rocks.

• two

• three

• four

• five

____________________ rocks are formed from hot liquid rock that cools.

• Fraggle

• Metamorphic

• Igneous

• Sedimentary

______________________ rocks are formed from layers of particles pushing down on each other.

• Fraggle

• Metamorphic

• Igneous

• Sedimentary

A ____________________is something that can be seen and felt.

• material

• manage

• motor

• mandible

The Rock Cycle ______________is the repetition of the set of steps or changes in how rocks change from one form to another.

• product

• program

• process

• pattern

Look on page 172 to find out what the youngest, or top, layer of sedimentary rock is called.

• magma

• shells

• limestone

• strata

Look at the Rock Cycle illustration on page 173. Which is NOT a part of of the cycle?

• freezing

• eroding

• heat and squeezing

• melting

Which of the following tells the main idea of the first two paragraphs?

• Rocks do not change

• Rocks change over time and can create patterns

• All rocks create patterns

• Hot liquid rock is called magma