What are the two types of weathering?

• Mechanical and Physical
• Mechanical and Chemical
• Chemical and Abrasion
• There's more than two types

The sea arch pictured was made through...

• Mechanical weathering of the rock cliff
• Chemical weathering of the rock cliff

Salt water weathering rocks by dissolving pieces of it over time is an example of ....

• Chemical Weathering
• Mechanical Weathering

Wind abrasion (wind blowing sand against something) is an example of _______ weathering.

• Chemical
• Mechanical

Erosion is defined as ________

• The transport of sediment
• The break down of rcoks into sediment
• the depositing of sediment
• None of these

Weathering is defined as________

• The transport of sediments
• The breaking down of rocks into sediment
• The deposit of sediment
• None of these

What type of plate boundary & crust type usually creates tall mountains?

• Convergent, continental-oceanic
• Divergent, continental-continental
• Convergent, continental-continental
• Transform

What type of rock is formed deep underground through heat and pressure?

• Igneous
• Sedimentray
• Metamorphic
• None of these

Fossils are found in what type of rock?

• Igneous
• Sedimentary
• Metamorphic
• None of these

Obsidian is shiny, smooth and usually black. It is an igneous rock, and forms when:

• Magma cools slowly underground
• Lava cools slowly underground
• Magma cools quickly on the surface
• Lava cools quickly on the surface