Answer:
A, unbalanced forces
hope I helped (;
i assume it will be 5mins i hope thi shelp u out
Hi there, this image is your answer
Explanation:
2as=vf^2-Vi^2
vf=30 m/s
vi= 0 m/s
a=g=9.8 m/s^2
s=vf^2-Vi^2/2a
s=(30)²-(0)²/2*9.8
s=900-0/19.6
s=45.9=46 m
just search up the answer/ definition to all of them, rephrase into own words, then do the same for examples.