Age of Earth

What is the approximate age of the Earth?

• 4.6 billion years old

• 4.6 million years old

• 46,000 years old

• 4,600 years old

Tags

NGSS.MS-ESS1-4

What law states the youngest layer of rock is on top?

• Law of Motion

• Law of Gravitation

• Law of Superposition

Tags

NGSS.MS-ESS1-4

What is another name for Law of Superposition?

• On-line dating

• Relative dating

• Radioactive dating

How do you determine the relative age of a rock?

• Observation of layer order

• Layer colors

• Layer Thickness

• Particle size in each layer

Which layers are older than rock layer 2?

• Only layer 1

• Only layer 4

• Both layers 1 and 3

• Both layers 3 and 4

Tags

NGSS.MS-ESS1-4

Which layers are younger than rock layer 2?

• Only layer 1

• Only layer 4

• Both layers 1 and 3

• Both layers 3 and 4

Tags

NGSS.MS-ESS1-4

Which Layer is the youngest?

• Layer L

• Layer G

• Layer A

• Layer K

Which Layer is the oldest?

• Layer L

• Layer G

• Layer A

• Layer K

Tags

NGSS.MS-ESS1-4

Which event occurred first?

• Earthquake (E)

• Igneous Intrusion (D)

What do the differences in the structures of the fossils indicate?

• they must be different species

• the life span of this species changed

• this species changed over time

• this species had many predators