Answer:
1350N
Explanation:

The force exerted on the hand would be the momentum divided by the duration of contact.
As the hand is coming to rest, final velocity would be 0

The magnitude of the force would be 1350N
Nuclear is the most damaging, then alpha, beta, gamma.
Glaciers, weather, and water shape Earth by (B.) the erosion.
Hope it helped you!
Have a great day!
-Charlie
question one b
question 2 i think a
3 d
4 c
5 not sure but wanting to say d
6 letter b
7 not sure
8 idk
9 i have no idea