P5 - Vectors and equations of motion

Question 1

What is the relative speed of two cars both moving at 100km/h in the same direction?

Answer 1

Relative speed is low.

Question 2

What is a scalar quantity?

Answer 2

Scalar quantities only have magnitude.

Question 3

What is a vector?

Answer 3

A vector quantity has both magnitude and direction.

Question 4

What do the following stand for?
S
U
V
A
T

Answer 4

S = DISTANCE TRAVELLED IN M 
U = INITIAL VELOCITY IN M/S
V = FINAL VELOCITY IN M/S
A = ACCELERATION IN M/S2
T = TIME TAKEN IN S