L10

Question 1

What are scalar quantities? Give examples of things that are measured in scalar quantities.

Answer 1

These are quantities described by magnitude alone. Some examples are:

Speed, distance, mass, length, energy, and volume

Question 2

What are vector quantities? Give some examples of vector quantities.

Answer 2

Vector quantities possess magnitude and direction and adds up according to parallelogram law. Some examples are:

Force, torque, displacement, velocity, acceleration, momentum.

Question 3

What are vector compositions? When added up, what do they produce?

Answer 3

These are two or more vectors that can be added to produce a single vector called a resultant.

Question 4

What can vectors be resolved into?

Answer 4

Their perpendicular components