Science 7 - Planet Earth - Topics 1-3

The color of the powder of a mineral

• Streak

• Lustre

• Hardness

• Colour

Weathering that's caused by the activities of living organisms.

• Mechanical Weathering

• Biological Weathering

• Chemical Weathering

Solid, geometric forms of minerals created by a repeating pattern of atoms

• Cleavage

• Fracture

• Minerals

• Crystals

The action or process of forming or depositing sediment

• Stratification

• Cementation

• Compaction

• Sedimentation

Loose materials such as bits of rock, minerals, and plant and animal remains

• Pebbles

• Weathering

• Sediment

• Natural Cement

The process that compresses bits of sediment together

• Compaction

• Cementation

• Stratification

• Sedimentation

Rock that forms when existing rock is changed by heat or pressure

• Sedimentary

• Metamorphic

• Extrusive igneous

• Intrusive igneous

The process by which dissolved minerals crystallize and glue particles of sediments together

• Sedimentation

• Cementation

• Compaction

• Straification

Processes by which rock, sand, and soil are broken down and carried away

• Sedimentation

• Deposition

• Abrasion

• Erosion

Igneous rock that forms from lava.

• Extrusive rock

• Intrusive rock

• Parent rock

• Daughter rock