physics

Question 1

formula for velocity (v)

Answer 1

square root Ek over 0.5 x m

Question 2

formulas for mass (m)

Answer 2

Ep over g x h

Question 3

height (h) formula

Answer 3

Ep over m x g

Question 4

kinetic energy formula

Answer 4

1/2 mv squared

Question 5

GPE formula

Answer 5

mgh

Question 6

newtons first law

Answer 6

an object at rest remains at rest or if in motion remains in motion at a constant velocity unless acted on by an external force

Question 7

newton second law

Answer 7

the acceleration of an object depends upon two variables – the net force acting on the object and the mass of the object.

Question 7

newton third law

Answer 7

for every action there is an equal and opposite reaction