6.1 Vocabulary - Intro to Fossils

The rock's age compared to the ages of other rocks

• Relative age

• Absolute age

Tags

NGSS.MS-ESS1-4

The number of years that have passed since the rock formed

• Relative age

• Absolute age

According to radiometric dating, the Earth is estimated to be ______ years old

• 4.5-4.6 billion years old

• 4.5-4.6 million years old

• 4.5-4.6 trillion years old

• 4500-4600 years old

Tags

NGSS.MS-ESS1-4

Match the following terms to their definitions

• Organism turns to stone

• Cast fossil

• Empty cavity in the shape of an organism

• Mold fossil

• Shows an indication of life

• Trace fossil

• Preserved through freezing, amber, etc.

• Petrified fossil

• When a mold is filled in with minerals

• True form fossil

The process where rocks change from one type to another is called the ______

• Rock cycle

• Water cycle

• Nitrogen cycle

• Carbon cycle

Tags

NGSS.MS-ESS2-1

Which of the following are ways that form different types of rock? Select 3

• Heat

• Pressure

• Erosion

• Condensation

• Evaporation

What type of rock forms from pieces of other rocks that are broken apart and cemented together?

• Sedimentary

• Igneous

• Metamorphic

Tags

NGSS.MS-ESS2-1

What type of rock forms when heat and pressure change minerals making up the rock?

• Sedimentary

• Metamorphic

• Igneous

What type of rock forms when molten rock hardens and cools?

• Sedimentary

• Metamorphic

• Igneous

Fossils only form in what type of rock?

• Sedimentary

• Metamorphic

• Igneous