Unit 5 Vocabulary- Rocks & Fossils

Lowest rocks are the oldest

• Geological evolution

• Absolute dating

• Law of superposition

• Geologic time

Tags

NGSS.MS-ESS1-4

Earth changing over time

• Geologic time

• Absolute dating

• Law of superposition

• Geological evolution

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

Earth's geological history

• Geologic time

• Absolute dating

• Weathering

• Relative dating

Tags

NGSS.MS-ESS1-4

Cooled magma or lava (volcano)

• Igneous rock

• Sedimentary rock

• Metamorphic rock

Provides actual date or date range

• Geologic time

• Relative dating

• Absolute dating

• Index fossil

Tags

NGSS.MS-ESS1-4

Places events in sequences without giving numerical age

• Absolute dating

• Geologic time

• Relative dating

• Unconformity

Deposited over time

• Igneous rock

• Sedimentary rock

• Metamorphic rock

Tags

NGSS.MS-ESS1-4

Formed by pressure and heat

• Igneous rock

• Sedimentary rock

• Metamorphic rock

Rock is heated and becomes an extremely hot liquid

• Rock stratum

• Molten rock

• Igneous rock

• Intrusion

Layers of sedimentary rock with distinct properties

• Fossil

• Index fossil

• Rock stratum

• Unconformity

Tags

NGSS.MS-ESS1-4