Understanding Rocks and the Rock Cycle

What is the main idea of the text?

• Rocks are all the same.

• There are three types of rocks and each has unique characteristics.

• Rocks only come from sediment.

• Rocks do not change over time.

Tags

CCSS.RI.4.2

CCSS.RI.5.2

CCSS.RL.3.2

CCSS.RL.4.2

CCSS.RL.5.2

Which of the following statements provides evidence that sedimentary rocks can show layers?

• "Sedimentary rocks are a mixture of dirt, rocks, mud, shells, and other materials."

• "Sometimes you can even see different layers in sedimentary rocks."

• "These rocks are formed when other types of rocks are subjected to heat."

• "Metamorphic rocks are hard and smooth."

What does the word "compacted" most likely mean in the context of sedimentary rocks?

The igneous rocks could get broken up in a river or stream and settle to the bottom of a lake. Over thousands or millions of years, the broken up rocks could get compacted into a sedimentary rock.

• Expanded

• Broken apart

• Pressed together

• Melted

Tags

CCSS.RI.3.4

CCSS.RI.4.4

CCSS.RI.5.4

CCSS.RL.3.4

CCSS.RL.4.4

According to the text, how can igneous rocks change into sedimentary rocks?

• They are formed from magma.

• They are subjected to intense heat and pressure.

• They get broken up in a river or stream and settle at the bottom of a lake.

• They become smooth like metamorphic rocks.

What does the author suggest about the rock cycle compared to the life cycle of plants and animals?

• Rocks do not have a cycle.

• The rock cycle is the same as a life cycle.

• The rock cycle can happen in any order and may not include all stages.

• Rocks only go through the cycle once.

Tags

CCSS.RI.2.5

CCSS.RI.3.5

CCSS.RI.4.5

CCSS.RI.5.5

CCSS.RI.6.5

1. What text structure is primarily used in the passage?

• • Chronological

• • Cause and Effect

• • Compare and Contrast

• • Description

Tags

CCSS.RI.2.5

CCSS.RI.3.5

CCSS.RI.4.5

CCSS.RI.5.5

CCSS.RI.6.5

The third type of rock is the metamorphic rock. These rocks are formed when the other types of rocks are subjected to intense heat and pressure to change them. Metamorphic rocks are hard and smooth, like igneous rocks.

What does the word "intense" mean in the context of the passage?

• Not strong

• Very tall

• Cold

• Strong and extreme

Tags

CCSS.RI.3.4

CCSS.RI.4.4

CCSS.RI.5.4

CCSS.RL.4.4

CCSS.RL.5.4