Rocks and Minerals
Are rocks organic or inorganic?
Inorganic
When rock melts, it forms...
Mamga
The movement of particles by wind, water, ice, or gravity is called...
Erosion
Which layer of soil is older? (Top, Middle, or Bottom)
The bottom layer
What type of rocks contain fossils?
Sedimentary rock
The rock that forms through heat and pressure
Metamorphic Rock
The grinding away of rock by other rock particles carried by wind, water, or ice is an example of...
Physical (mechanical) Waethering
True or False: Soil is composed of weathered rocks and decomposed organic material
True
What is one way to identify a rock?
Hardness, Shape, Crystal Structure, Color, Luster, Streak, Cleavage, Fracture, and Density
The rock that forms through the cooling of magma
Igneous Rock
Changes in the mineral chemical composition is called...
Chemical Weathering
The dark organic material formed in soil from the decayed remains of plants and animals. It is found on the top of Earth's soil layers.
Humus
A continuous series of events that transform the rocks and minerals through natural processes
The Rock Cycle
The rock formed when layers of sediment were compacted and cemented together
Sedimentary Rock
The process in which sediment is laid down in new locations is called...
Deposition
What is the layer of rock beneath the soil?
Bedrock
What are 5 characteristics of a mineral?
1. naturally occurring
2. inorganic
3. has a crystal structure
4. definite chemical composition
5. solid
Rock formed from weathering and erosion
Sediment
Deltas, Barrier Islands, Beaches, Marshes, and Rivers are all environments of...
Deposition
How do fossils demonstrate the change that has occurred on the Earth?
1. It demonstrates how species change over time
2. It demonstrates the change in an organism's appearance and its structure
3. It demonstrates how the Earth's surface and climate have changed over time