Question

The table below shows the half-life of an element:

Half-Life Data
Element Half-Life
Carbon-14 5,730 years

Scientists have found that the carbon-14 content of an unknown prehistoric sample was reduced to one-half. What best describes the identity of the sample?
An organism that died more than 10,000 years ago
A rock that formed more than 10,000 years ago
An organism that died 5,730 years ago
A rock that formed 5,730 years ago

Answer 1

ohmygod

Answer 2

Okay carbon is an organic compound meaning that it must come from a living thing, do you know what do delete from these?

Answer 3

what do delee from these?

Answer 4

Is a rock living?

Answer 5

delete?*

Answer 6

no...

Answer 7

So we can remove B and D

Answer 8

yea i figured but who knows

Answer 9

it could be a cat that killed a mouse 100 yrs ago

Answer 10

and id still probably be stuck on it lul

Answer 11

If the half life is 5730 years


What would its age be when it is at half life? ¯\_(ツ)_/¯

Answer 12

e.e
imam go with 5730 yrs bc its 12 am and i have like 20 more questions

Answer 13

lol yes, its just itself

Between A and C, which has 5730 years? xD


That is your answer~~