Understanding Rocks and Minerals

Which ancient civilization used large rocks to build the pyramids?

• Romans

• Egyptians

• Greeks

• Chinese

What is a mineral in nature that looks like this and is used in jewelry?

• Diamond

• Salt

• Gold

• Silver

What is the top layer of the Earth called?

• Crust

• Mantle

• Inner Core

• Outer Core

How is igneous rock formed?

• From plant remains

• From dissolved minerals

• From compressed sediments

• From magma or lava

What type of rock is formed from compressed sediments?

• Metamorphic rock

• Sedimentary rock

• Igneous rock

• Volcanic rock

What can cause rocks to change their shape, size, color, and texture over time?

• Sunlight

• Earthquakes

• Wind, ice, and water

• Volcanic eruptions

What is the process called when rocks break down into smaller pieces?

• Erosion

• Weathering

• Sedimentation

• Metamorphism

Which type of soil is best for growing plants?

• Loam

• Gravel

• Sand

• Clay

What is the term for the continuous process of rock changing from one type to another?

• Rock erosion

• Rock weathering

• Rock formation

• Rock cycle

What factor is NOT mentioned as causing changes in rocks and soil?

• Water

• Sunlight

• Temperature

• Wind