Question

What evidence do scientists have that Earth has been hit by large objects, like asteroids, in the past? Check all that apply.

layer of volcanic ash
layer of burned organic matter
change in average global temperature
mass extinctions
earthquake activity

Answer 1

b, d, a

Step-by-step explanation:

i dont really know these just sound right to me also hi

Answer 2

b. c, d on edge

Step-by-step explanation: