Equations

Question 1

What links mass, weight and gravitational potential

Answer 1

weight = mass × gravitational field strength

Question 2

What links work done, force and distance

Answer 2

work done = force × distance

Question 3

What equation links to a spring, spring constant and extension

Answer 3

force applied to a spring = spring constant × extension

Question 4

What equation links distance travelled, speed and time

Answer 4

distance travelled = speed × time

Question 5

What equation links acceleration, change in velocity and time taken

Answer 5

acceleration =change in velocity divided by time taken

Question 6

What equation links resultant force, mass and acceleration

Answer 6

resultant force = mass × acceleration

Question 7

What equation links momentum, mass and velocity

Answer 7

momentum = mass × velocity

Question 8

What equation links kinetic energy, mass and speed

Answer 8

kinetic energy = 0.5 × mass × speed2

Question 9

What equation links gravitational potential, mass, gravitational field strength and height

Answer 9

gravitational potential energy = mass

× gravitational field strength g × height

Question 10

What equation links power, energy transferred and time

Answer 10

power = energy transferred divided by time

Question 11

Equation for Charge flow, Current and Time

Answer 11

Charge flow = Current x Time