Measure the amount of certain radioactive elements in the rock when rocks are formed, small amounts of radioactive elements usually get included as the rock ages, more and more of the uranium changes into lead.
My dad if this doesn’t help
Answer:
u r really a very great girl ummaaaaaa ?????
Explanation:
howw r u dear
Answer:
I think its the first one
Answer:
D. Room attendant
Explanation:
I just took the test. Got it right 100%.
Answer: 0.05%
Explanation:
Cystic fibrosis is a genetic disease that results in the body producing thick, and sticky mucus which is abnormal.
From the question, we are informed that 1 out of every 2,000 babies born in the US have cystic fibrosis, the percentage of the above population that has cystic fibrosis will be:
= 1/2000 × 100
= 0.05%
