Geologic Record - Quiz 2

Which term matches this definition: The age of rock compared to the ages of other rock layers.

• Absolute Age dating

• Relative Age dating

• Rock Layer dating

• Index Fossil dating

The oldest layers of rock are found at the bottom and the youngest layers of rock are found at the top

• Law of horizontality

• Uniforitarianism

• Law of superposition

• Law of radiometric dating

Tags

NGSS.MS-ESS1-4

Match the following

• Tilting

• 
• Faulting

• 
• Folding

• 
• Intrusion

• 

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

Layers that ​ bend because of ​ (a)   forces in the earth and occur ​ (b)   rock layers are formed is called ​ (c)   .

• internal
• after
• folding
• earthquake
• before
• mechanical

Using the picture, order the letters from which layer/feature came 1st to which layer/feature came 5th.

• J

• R

• A

• S

• K

Tags

NGSS.MS-ESS1-4

Using the picture, what feature does A represent?

• folding

• intrusion

• superposition

• unconformity

What term describes the age of rock given as the number of years since the rock formed?

• superposition

• relative age

• absolute age

• unconformity

The ​ (a)   isotope changes naturally over time as they decay.

• unstable
• stable
• constant
• element

When an isotope decays, part of the element remains the parent while the rest becomes...

• daughter

• unstable

• organic

• radioactive

Tags

NGSS.HS-PS1-8

After 2 half lives, what percent is the parent isotope?

• 100%

• 50%

• 75%

• 25%