Question

20 Pts!

Place the following events in chronological order:
a. The first cells appeared that could make their own food from sunlight.
b. The ozone layer was formed.
c. Simple chemicals reacted to form new molecules.
d. Animals appeared.
e. The first organisms appeared.
f. Humans appeared.
g. The Earth formed.

Answer 1

G, C, A, B, E, D, F

explain:

g. The Earth formed.

c. Simple chemicals reacted to form new molecules.

a. The first cells appeared that could make their own food from sunlight.

b. The ozone layer was formed.

e. The first organisms appeared

d. Animals appeared.

f. Humans appeared.

HOPE THIS HELPS <3

Answer 2

Think it might be G, C, A, B, E, D, F