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Soil and Fossils

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Row 1, Col 1

a resource that can be used over and over

What is renewable resource?

1,2

Tiny bits of rock or dead plant and animal matter

What is sediment?

1,3

Rock that is formed from layers of sediment.

What is sedimentary rock?

1,4

Trace or remains of something that lived a long time ago.

What is a fossil?

2,1

Melted rock cools and hardens.

What is igneous rock?

2,2

A mixture of minerals and weathered rock.

What is soil?

2,3

A material on Earth that is necessary or useful to people.

What is natural resource?

2,4

Energy from the sun.

What is solar energy?

3,1

Salt is a type of this.

What is mineral?

3,2

Another name for a valuable mineral such as

diamond or ruby.

What is gem?

3,3

The mineral property identified by the color of the

powder left behind when it is rubbed across a surface.

What is streak?

3,4

The impressions that living things leave behind in the mud..

What is imprints?

4,1

Part of the soil that works like a sponge.

What is humus?

4,2

Layer of the soil that is rocky.

What is bedrock?

4,3

The layer between topsoil and bedrock

and has very little humus.

What is subsoil?

4,4

The mineral property that describes its ability to scratch another rock.

What is hardness?

5,1

What is granite/sandstone/slate.

What is igneous/sedimentary/metamorphic?

5,2

Which is example of fossil fuel?oil water electricity

What is oil?

5,3

Black soil is rich in...

What is humus?

5,4

Why should we prevent soil erosion?

Soil takes a long time to form.