1st, Unit 7, Lesson 6

Multiple Select

Of heat, pressure, and time, which two are the most important in forming sedimentary rocks? Select the two.

• heat

• pressure

• time

Multiple Select

Select the three types of rocks.

• igneous

• metamorphic

• volcano

• sedimentary

Match

Match how the three types of rocks are formed:

• Igneous rocks are formed:

• Sedimentary rocks are formed:

• Metamorphic rocks are formed:

when magma or lava cools and hardens.

sediment layers harden w/ time+ pressure

heat+pressure change rocks into new rock

• when magma or lava cools and hardens.

• sediment layers harden w/ time+ pressure

• heat+pressure change rocks into new rock

Multiple Choice

I noticed tiny specks of dirt in my glass of water.

• Those are sediments.

• Those are not sediments.

Multiple Choice

The ants crawled through the blades of grass.

• Those are sediments.

• Those are not sediments.

Multiple Choice

The wind blew small bits of dust all over the car.

• Those are sediments.

• Those are not sediments.

Multiple Choice

Dad cleaned the small grains of sand out of the bathtub.

• Those are sediments.

• Those are not sediments.

Multiple Choice

The museum has many large gemstones.

• Those are sediments.

• Those are not sediments.