Vectors And Scalers

Question 1

Frame of reference

Answer 1

What we consider our starting point

Question 2

Scalers

Answer 2

Have a magnitude
(Quantity)

Question 3

Vectors

Answer 3

Have a magnitude and a direction

Question 4

Distance

Answer 4

Total amount of ground covered by an object ( scaler )

Question 5

Displacement

Answer 5

Straight line length between the starting position and ending position

Question 6

Mass

Answer 6

Amount of matter and object contains (kg) (scaler)

Question 7

Weight

Answer 7

Measure of the force of gravity on an object (N) (vector)

Question 8

Scaler examples

Answer 8

Mass
Distance
Speed
Time

Question 9

Vector examples

Answer 9

Weight
Force
Velocity

Question 10

Giving direction to a vector

Answer 10

Simple directions
Compass directions
Bearing
Relative to the Cartesian plane

Question 11

Simple direction

Answer 11

Left , right , up , down
Forward , backwards

Question 12

Compass directions

Answer 12

North , South, east , west
E.g 30° north of east

Question 13

Bearing

Answer 13

Clockwise angle from north position

Question 14

Relative to Cartesian plane

Answer 14

Use an axis of Cartesian plane as your reference

Question 15

Vector properties

Answer 15

Equality of vectors
Negative vector
Multiplication by a scaler

Question 16

Equality of vectors

Answer 16

If 2 vectors are equal , they have same mag and direction.

Question 17

Negative vector

Answer 17

Vector that has opposite direction to the reference positive direction.

Question 18

Multiplication by a scaler

Question 19

Resultant vectors

Answer 19

Single vector that has the same effect as two or more vectors combined.