Review for Unit 7 Test

Rocks change over a long period of time from one form to another

through a process called

Rocks change over a long period of time from one form to another

through a process called

• The rock cycle

What are the 3 kinds of rocks in the rock cycle?

What are the 3 kinds of rocks in the rock cycle?

• Igneous• Sedimentary• metamorphic

What kind of rocks would be found near a volcano?

What kind of rocks would be found near a volcano?

• igneous

Rocks made of tiny pieces of sediment would be which kind?

Rocks made of tiny pieces of sediment would be which kind?

• sedimentary

When rock is exposed to ice, plant roots, and rain it is likely to break

down into

When rock is exposed to ice, plant roots, and rain it is likely to break

down into

• sediments

What do rivers form when they flow into the ocean?

What do rivers form when they flow into the ocean?

• A delta

What type or rocks can sedimentary rocks be turned into?

What type or rocks can sedimentary rocks be turned into?

• Igneous• Metamorphic • Sedimentary• Any of the 3 types

The hot liquid inside a volcano is called magma. When it flows out onto the surface of a volcano it

becomes

The hot liquid inside a volcano is called magma. When it flows out onto the surface of a volcano it

• lava

The Hawaiian islands formed by

The Hawaiian islands formed by

• Lava from shield volcanos

The process of rock breaking down into sediments is called

The process of rock breaking down into sediments is called

• weathering

The process of moving sediments from one place to another is called

The process of moving sediments from one place to another is called

• erosion

Because Florida is made mostly of karst, it is a good place to

Because Florida is made mostly of karst, it is a good place to

• Find sinkholes and• Mine gypsum and limestone and • Find caverns

Is limestone dissolved by acid rain?Is this chemical weathering?

Is limestone dissolved by acid rain?Is this chemical weathering?

• Yes and yes

What causes the most erosion?

What causes the most erosion?

• water

What does magma become when it hardens underground?

What does magma become when it hardens underground?

• granite

What does mechanical weathering result in?

What does chemical weathering result in?

What does mechanical weathering result in?

What does chemical weathering result in?

• Sediments – small bits of rock• Dissolved rock or chemically different rock

When you dig in Florida you will dig through layers in this order….

When you dig in Florida you will dig through layers in this order….

• Topsoil• Horizon 2 – mostly sand• Horizon 3 – sand, clay and limestone• Finally karst (limestone)

Why can’t someone dig a sinkhole?

Why can’t someone dig a sinkhole?

• They are naturally occurring, not manmade

That’s all folks!!!!