Identifying Rocks and Age Dating

This rock formed when bits of other rocks became pressed into a solid. What type of rock is it?

• Sedimentary Rock
• Metamorphic Rock
• Igneous Rock

What are the 3 major types of rocks?

• Igneous, Metamorphic, Sedimentary
• Metamorphic, Igneous, Cementation
• Brown, Red, Gray
• Streak, Hardness, Breakage

This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

This rock was found near the mouth of a volcano. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

When sediments are pressed together tightly, this is called ____________.

• Compaction

• Cementation

• Weathering

• Erosion

The process when rocks break into smaller pieces due to exposure to natural elements is called

• erosion
• weathering
• sediments

Extreme Heat and Pressure creates a _________ rock.

• Igneous
• Metamorphic
• Sedimentary
• Mineral

What geologic principle(or law) is best displayed here?

• Superposition

• Original horizontality

• Cross-cutting relationships

• Inclusions

Which layer is OLDER? Intrusion M or Layer D?

• Intrusion M

• Layer D

Which layer is OLDER? Fault E or Intrusion D?

• Fault E

• Intrusion D