Types of Rocks HMH

Multiple Choice

Which type of rock forms when magma cools quickly at the Earth's surface?

• Rhyolite

• Granite

• Basalt

• Obsidian

Open Ended

Which word should I think of to remember that Igneous rocks are formed using extremely high temperatures?

Multiple Choice

When lava cools quickly the rock that is formed will have....

• Some Crystals

• No Crystals

• Large Crystals

• Small Crystals

Dropdown

Due to weathering and erosion, the igneous rocks are broken down to form sediments which get compacted and compressed together for extended periods to form ​

Select answer

.

Multiple Choice

What process is used to form sedimentary rocks?

• Lava cools and hardens to form a rock.

• Weathering, Erosion, Deposition, Compaction, Cementation

• Extreme heat and pressure from inside the Earth turn rocks into new rocks.

• Magma trapped under the Earth's surface cools and solidifies.

Multiple Choice

What causes rocks to become metamorphic deep inside Earth?

• Low pressure and temperature

• High pressure and temperature

• Exposure to air and water

• Rapid cooling

Open Ended

Describe the sequence of events that can transform an igneous rock into a sedimentary rock, according to the rock cycle.

Multiple Choice

Which process in the rock cycle transforms sedimentary rock into metamorphic rock?

• Melting and cooling

• Weathering, erosion, and cementation

• Heat and pressure

• Compaction and cementation

Open Ended

Mount Rushmore National Memorial in South Dakota was carved out of granite that formed from cooled magma. What type of rock matches this description?

Multiple Choice

Sedimentary Rocks form in

• Layers

• the desert only

• underground

• on top of water

Multiple Choice

Which type of rock is formed when smaller parts of older rocks become cemented together?

• igneous
• sedimentary
• pebbles
• metamorphic

Multiple Choice

In which type of rock might you see a fossil?

• Marble

• Igneous rock

• Metamorphic rock

• Sedimentary rock

Multiple Choice

How are metamorphic rocks created?

• Cooling and crystallizing as it moves away from the core

• Formed from pieces of other rock

• None of these options are correct.

• Heat and pressure as they move toward the core

Multiple Choice

What type of rock forms from the process shown above

• Igneous

• metamorphic

• sedimentary

• chemical

Multiple Choice

Rocks formed by heat and pressure beneath the Earth's surface are...

• igneous

• metamorphic

• sedimentary

• magma

Multiple Choice

This rock was another type of rock that was heated and compressed over time. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

Multiple Choice

The rock cycle describes how rocks ____________.

• change over time

• are formed

• are broken down

• all of the above

Multiple Choice

You look at a poster describing different rocks. Which is mostly likely a sedimentary rock?

• obsidian- glassy and dark
• limestone- made up of many layers
• pumice- full of air pockets
• granite-speckled many colors

Multiple Choice

Which rock was most likely formed deep within the Earth?

• shale, metamorphic   
• pumice, igneous
• basalt, igneous
• sandstone, sedimentary