Ch. 6 Earth's Building Blocks

What are rocks made of?

Clue: Look for the part where it talks about rocks being made of solid, nonliving substances.

• trees

• minerals

• water

• soil

What type of rock forms from cooled and solidified magma?

Clue: Check the section where it talks about rocks that form when magma cools and solidifies.

• sedimentary
  

• igneous

• metamorphic

• fossilized

Which of the following rocks is known as "volcanic glass"?

Clue: Find the part where it talks about lava cooling quickly and forming a smooth, shiny rock.

• obsidian

• basalt

• granite

• marble

What are sediments made of?

Clue: Look for the section where sediments are described as tiny bits of rock, sand, and fragments of living things.

• only rocks

• water and minerals

• Tiny bits of rock, sand, and fragments of living things

• ice and ash

Which type of rock can have fossils in it?

Clue: Check the part where it talks about rocks that can contain fossils.

• igneous

• metamorphic

• sedimentary

• crystal

What happens to rocks that form metamorphic rock?

Clue: Find the section about how metamorphic rocks form from exposure to heat and pressure.

• They get cooler and break into smaller pieces

• They are exposed to heat and pressure

• They are hit with hammers

• They turn into lava

Which of these is a metamorphic rock that forms from limestone?

Clue: Look for the part where limestone turns into another rock after being squeezed and heated.

• marble

• obsidian

• granite

• sandstone

What is the process of breaking rocks into smaller pieces called?

Clue: Check the section where rocks are exposed to rain, wind, and temperature changes, breaking them down into smaller pieces.

• erosion

• compacting

• cementing

• weathering

What is the rock cycle?

Clue: Find the part where it talks about how rocks are continuously changing through processes like cooling, weathering, and eroding.

• A cycle of volcanic eruptions

• A process where rocks are created, destroyed, and recreated

• A process where rocks stay the same forever

• A method to create new rocks from dirt

Which type of rock forms when sediments are compacted and cemented together?

Clue: Look for the section where it describes how layers of sediments form into rocks through compaction and cementing.

• igneous

• metamorphic

• sedimentary

• fossilized