U10-Motion

Question 1

Position

Answer 1

the exact location of an object in space, typically described relative to a reference point or origin, and often expressed using coordinates on a coordinate system

Question 2

Time

Answer 2

the measure of a change in a physical quantity or a magnitude used to quantify the duration of events

Question 3

Distance

Answer 3

measures the length between objects or points without regard for direction

Question 4

Speed

Answer 4

The rate of change of position of an object in any direction

Question 5

Frame of Reference

Answer 5

a set of coordinates that define a standard for measuring motion and position

Question 6

Vector

Answer 6

a quantity that has both magnitude and direction

Question 7

Scalar

Answer 7

a quantity that can be described by its magnitude, or size, and a unit of measurement

Question 8

Magnitude

Answer 8

a unit of measurement that is used to specify the size or intensity of an event

Question 9

Displacement

Answer 9

the change in position of an object, regardless of the path taken

Question 10

Velocity

Answer 10

the speed and direction of an object’s motion