-- If acceleration and velocity are in the same direction,
then the object is speeding up.
-- If acceleration and velocity are in opposite directions,
then the object is slowing down.
-- If acceleration is perpendicular to velocity, then the object
is moving on a circular curve at constant speed.
A- by kicking the ball into the net/goal
Answer:
where is volume? formula of density is: mass/volume so volume must be there
Nuclear, thermal and I think cemical idk