Earth Science: Rocks, Minerals, and Soil Flashcards

1

Soil comes from...

Air
Sunlight
Rocks
Fire

2

All rocks are made up of

Minerals
Luster
Bedrock
Humus

3

Which layer of soil has the most humus? (The uppermost layer)

Topsoil
Humus
Bedrock
Subsoil

4

Erosion happens when...

Rocks are dropped and gather together
Rocks are moved from place to place
Rocks are broken into smaller pieces
Rocks get pushed down under the crust

5

Scientists use this scale to measure the hardness of minerals.

Moh's Scale
Luster
Bedrock
My Scale

6

Who studies rocks and minerals?

Geometrist
Palentologist
Geologist
Scientist

7

What are the three types of soil?

Sand, Silt, and Clay
Sand, Silt, and Dirt
Sand, Silt, and Soil
Dirt, Clay, and Sand

8

The process in which rocks can be broken down into smaller pieces is called

Weathering
Cold Weather
Erosion
Deposition

9

Which is NOT a use for minerals

Jewelry and Watches
Pencils
Lunch
Baby Powder

10

What part of the earth are all rocks and minerals found?

Ocean
Mantle
Iron Core
Crust

11

New rocks form when...

Rocks freeze and break apart
Rocks move from place to place
They are planted in the ground
They get squeezed together by heat and pressure

12

In which ways can you identify minerals?

Shape
Moh's Hardness Scale
Color
All of the above

13

This organic matter is made up of dead plants and animals.

Humus
Bedrock
Luster
Subsoil

14

What soil is best for farming?

Silt Soil
Loam Soil
Sandy Soil
Clay Soil

15

Which word describes the way light shines or reflects off a mineral.

Humus
Moh's Scale
Luster
Color

Earth Science: Rocks, Minerals, and Soil

Questions 15

Earth Science: Rocks, Minerals, and Soil

Questions 15