Module 6: Physics- Motion

Question 1

Reference Point

Answer 1

A point against which direction is measured.

Question 2

Displacement

Answer 2

The distance an object travels plus the direction from the starting point.

Question 3

Vector Quantity

Answer 3

A physical measurement that contains both magnitude (number) and directional information.

Question 4

Scalar Quantity

Answer 4

A physical measurement that contains only magnitude (number) and does not contain directional information.

Question 5

Speed

Answer 5

Tells you how quickly an object moves in relation to a reference point

Question 6

Velocity

Answer 6

Tells you how quick and in what direction the object is moving in relation to relationship.

Question 7

Average Speed

Answer 7

The ratio of the total distance traveled to the total time of the trip.

Question 8

Instantaneous Speed

Answer 8

The rate at which an object is moving at a given moment in time.

Question 9

Acceleration

Answer 9

The time rate of change of an object’s velocity.