Earth's Building Blocks

What is a mineral?

• A living organism found in the ocean

• A solid, nonliving substance found in the earth that makes up rocks

• A type of plant that grows in the desert

• A liquid found in rivers

What does the term "texture" refer to in rocks?

• The color of the rock

• The size, shape, and sorting of the mineral grains in rocks

• The weight of the rock

• The temperature of the rock

What does it mean to solidify?

• To melt into a liquid

• To make or become hard or solid

• To change color

• To evaporate into gas

What is obsidian?

• A type of plant

• A dark rock or natural glass formed from lava that cooled very quickly

• A type of animal

• A type of soil

What is granite?

• A type of metal

• A common igneous rock that forms from magma that cooled within Earth's crust

• A type of sand

• A type of water

What does "durable" mean?

• Easily broken

• Able to last a long time in good condition

• Very soft

• Very light

What does "compact" mean?

• To spread out

• To closely pack or press together

• To make larger

• To dissolve in water

What does "dissolved" mean?

• Mixed with liquid so no solid pieces are visible anymore

• Turned into a solid

• Frozen into ice

• Heated into steam