Which is older a fault i b unconformity k c intrusion

3. Which is older:
A. Fault I.
B. Unconformity
K.
C. Intrusion G.
D. Fault H.
E. Fault J.

Fault I is cut by fault J, so is older than J. Fault J is cut by unconformity K so is older
than K. Unconformity K is cut by intrusion G so is older than G, and intrusion G is cut by
fault H so is older than H. Hence, fault I is the oldest on this list.
Points
Earned:
1/1
Correct Answer: A
Your Response: A
4. Which is younger:
The tree is growing on intrusion G, which can be shown to be younger than all of the
others.
Points Earned: 1/1
Correct Answer: C
Your Response: C
5. Which is not accurate about the Grand Canyon, in Arizona:
There are some folded rocks in the heart-of-a-mountain-range metamorphics at the
bottom, but otherwise, everything is right-side up. All the other possible answers here are
Points Earned: 1/1
Correct Answer: B
Your Response: B
6. The age of the Earth can be estimated in many ways. Which statement below is most
accurate?