Answer:
a force
Explanation:
a force causes a certain object to move and make a displacement.
9 because speed=distance/ time
Answer: 154.08 m/s
Explanation:
Average acceleration
is the variation of velocity
over a specified period of time
:

Where:

being
the initial velocity and
the final velocity

Then:

Since
:

Finding
:


Finally:

The answer of a & b are force of cohesion and force of adhesion
Of rest two answers I don't know