Paper 1: Section 2- Motion and Forces

Question 1

What is a scalar quantity?

Answer 1

A quantity that has magnitude (size) but no direction.

Question 2

What is a vector quantity?

Answer 2

A quantity that has both magnitude (size) and a direction.

Question 3

Name 11 scalar quantities.

Answer 3

1. distance
2. speed
3. force
4. mass
5. energy
6. time
7. density
8. volume
9. temperature

Question 4

Name 8 vector quantities?

Answer 4

1. displacement
2. acceleration
3. force
4. momentum
5. weight
6. velocity
7. gravitational field
8. current

Question 5

speed (m/s) = ________
(m) ÷ time (t)

Answer 5

distance

Question 6

a= (v-_)/ t

Answer 6

u

Question 7

v^2-_^2= 2 x a x _

Answer 7

1. u
2. X