vector addition and subtraction

What is the SI unit for mass?

• Meter

• Second

• Kilogram

• Newton

What is a characteristic of equal vectors?

• They have different magnitudes.

• They have the same magnitudes.

• They have different orientations in space.

• They have different directions.

Why are vectors a and b not equal? What differentiates them?

• Their magnitudes are different.

• Their directions are different.

• Their starting points are different.

• Their lengths are different.

Which vector has the same magnitude as vector c but does not have the same direction?

• d

• e

• f

• g

How is vector addition possible?

• By redrawing vectors in a head to tail

• By adding scalar quantities

• By subtracting vectors

• By multiplying vectors

What do we call the final vector in addition?

• The resultant vector

• The initial vector

• The scalar quantity

• The difference vector

How does the diagram show the rules for adding vectors?

• By placing the tail of vector B at the head of vector A.

• By placing the tail of vector A at the head of vector B.

• By placing the tails of both vectors at the same point.

• By placing the heads of both vectors at the same point.

How is vector subtraction possible?

• By adding the negative version of a vector to another vector

• By adding the positive version of a vector to another vector

• By multiplying the negative version of a vector with another vector

• By dividing the negative version of a vector by another vector

What characteristic does the negative version of a vector have?

• Same magnitude but reversed orientation

• Different magnitude and same orientation

• Same magnitude and same orientation

• Different magnitude and reversed orientation

How is the total displacement calculated when vector 1 is 50 m East and vector 2 is -50 m East?

• 100 m East

• 0 m

• 50 m West

• 50 m East