6th Grade Rocks and Minerals

Front

What type of rock forms from lava that has cooled at or near earth's surface?

Back

Igneous rock forms from lava that has cooled at or near the earth's surface.

Front

What type of rock is mainly found in Hawaii due to its volcanic activity?

Back

Mainly igneous rock, because Hawaii has and was formed by active volcanoes.

Front

What does the Mohs Scale measure?

Back

The Mohs Scale measures the hardness of minerals.

Front

What is the process called when rocks are worn away?

Back

Weathering is the process of wearing away rocks.

Front

What is the purpose of the scratch test in mineral identification?

Back

The scratch test is used to find the hardness of the mineral.

Front

What type of rock is formed from the accumulation of sediment?

Back

Sedimentary rock is formed from the accumulation of sediment.

Front

What type of rock is formed under high pressure and temperature?

Back

Metamorphic rock is formed under high pressure and temperature.

Front

What is erosion?

Back

Erosion is the process of moving weathered rock and soil from one location to another.

Front

What is the difference between weathering and erosion?

Back

Weathering is the breaking down of rocks, while erosion is the movement of those broken materials.

Front

What is a mineral?

Back

A mineral is a naturally occurring, inorganic solid with a definite chemical composition and crystalline structure.