Answer:
SP1a Vectors and scalars
Student Book
7th 1 Sketch of jet ski with up and down
arrows, labelled upthrust and weight.
Up and down arrows of equal size.
5th 2 Mass measures the amount of material,
weight is a force; mass is a scalar
quantity, weight is a vector quantity;
mass is measured in kilograms, weight is
measured in newtons.
7th 3 It is a distance in a particular direction.
7th 4 Their displacement is zero, as they end up
at the same point from which they started.
7th 5 They are going around a bend, so their
direction is changing.
8th 6 The down arrow should be labelled
'weight', as 1000 N is a measurement
of force. The 'speed' label should read
velocity, as a direction
Explanation:
