The geologic time scale originally ordered Earth's rocks by:
A. absolute age
B. relative age***
D. decades and centuries
Where did scientists originally get their information to develop the geologic time scale?
A. They collected and studied rock samples in Europe
B. They studied rock layers and index fossils around the world****
C. They conducted research at libraries
D. They didn't have any information; they just made an educated guess
Which of the following is the longest division of geologic time?
(I chose C, I know the real answer is EON but it's not an answer choice soo...)
4. Geologists divide Earth's long history into smaller units that make up the geologic time scale?
The geologic time scale originally ordered Earth's rocks by: A. absolute age B. relative age C. composition D. decades and centuries B Where did scientists originally get their information to develop the geologic time scale? A.
1. Which of the following gases was most likely present in Earth’s earliest atmosphere? (1 point) nitrogen hydrogen argon oxygen**** 2. Which of the following statements accurately describes the development of the geologic time
What is the geologic time scale and what are some thing scientists use it for (at least two things)? Here's my answer could you please verify. the geologic time scale is a record of the geologic events and life forms in Earth’s
Which of the following statements describes the development of the geologic time scale? A) Scientists developed the geologic time scale using fossilized remains from Europe and Asia. B) Scientists developed the geologic time scale
What can scientists learn from the rate at which radioactive elements decay? A. a rock's absolute age* B. the relative age of rock layers C. where one soil horizon ends and the next begins D. the difference between molds and
The relative age of a rock is ? 1. its age based on how much carbon-14 it contains 2. its age compared with the ages of other rocks 3. less than the age of the fossils it contains 4. the number of years since it formed my answer
The relative age of a rock is... A. It's age based on how much carbon-14 it contains. B. It's age compared with the ages of other rocks. C. Less than the age than of the fossils it contains. D. The number of years since it formed.
What process involves the comparison of rock layers with others in a sequence to determine its age? radioactive decay radiometric dating relative dating absolute dating To determine the most accurate and precise age of Earth's
Can you please: 1. briefly explain the concept of radioactive decay and describe how it can be used to find the absolute age of rocks. 2. contrast relative age with absolute age and describe at least three methods of determining