2.3

Question 1

scalar

Answer 1

quantity and magnitude, no direction

Question 2

vector

Answer 2

quantity magnitude and direction can be +ive or -ive

Question 3

when vectors form a closed loop

Answer 3

forces are in equilibrium

Question 4

examples of scalar quantities

Answer 4

speed, distance, mass, density

Question 5

examples of vector quantites

Answer 5

velocity, displacement, force, acceleration, momentum