Please consider typing the possible answer choices. Ill give best of my knowledge. Thanks.
Answer:
I’m very confused
Explanation:
Could u take a pic of it?
The nurse should first explain to the patient the need for assistance and if they are still resisting the nurse should have the family members help.
Answer:
D. They define geological periods because scientists use them as reference points for tracking the history of the earth.
Explanation:
Catastrophic events related to changes in geological timeline are very useful in defining geological periods.
These events have very significant appearance in the geological record and can be used to determine the history of the earth.
The catastrophic events usually culminates into extinction cycles or termination of some organisms from the earth surface.
Geologists use these events that are often wide spread to delineate geological periods.