Rocks and Minerals
Magma on earth’s surface
What is lava?
The green pigment needed for photosynthesis
What is chlorophyl?
Petroleum, natural gas, and coal
What are fossil fuels?
Dissolving minerals in rocks, creating new compounds
What is chemical weathering?
Cooled magma, lava, or liquid rock
What is igneous rock?
Mohs scale measures
What is hardness?