I think u should follow the formulae F=MA. So I think the answer is 120N
(sorry I can only answer no. 1)
the climate is the weather over a long period of time (could be days, weeks, months, or years) while weather is only how the day has been on one day (e.g. sunny)
Choice D, as if it takes up mass then it is matter
Explanation:
KE =1/2 MV^2
HOPE YOU COULD SOLVE FROM NOW..