Relative and Absolute Ages

If I say that I am older than my cousin, this is an example of...

• absolute age

• radio carbon dating

• relative age

• different ages

If I say that I am younger than my uncle, this would be an example of...

• radio carbon dating

• relative age

• absolute age

• being born earlier than someone else.

Which layer(s) must be older than layer 'Y' ? Mark all correct answers.

• v

• w

• x

• y

• z

Tags

NGSS.MS-ESS1-4

If layer 'W' is believed to be 200 years old, what do we know about the age of the fish skeleton? Select both correct answers.

• The fish skeleton is younger than the scallop/clam shell

• The fish skeleton is older than layer 'W'

• The fish skeleton is younger than layer 'X'

• The fish skeleton must be around 200 years old

• The fish skeleton must be around 300 years old

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

If these layers have the following ages:

Z is 1,000 years old.

Y is 800 years old.

X is 400 years old.

W is 300 years old.

V is 1 year old.

How old is the ammonite fossil? (Looks like a snail shell)

• 1,000 years old.

• 800 years old.

• 400 years old.

• 300 years old.

• 1 year old.

Tags

NGSS.MS-ESS1-4

Which of the following can change based on the comparison being made?

• absolute age

• relative age

• age in years

• age in months