A.1 Kinematics

Question 1

Vector

Answer 1

A quantity that has both magnitude and direction

Question 2

Scalar

Answer 2

A quantity that has only magnitude and no direction

Question 3

Resultant Vector

Answer 3

The vector sum of two or more vectors

Question 4

Magnitude

Answer 4

The size or length of a vector

Question 5

Direction

Answer 5

The orientation of a vector in space

Question 6

Displacement

Answer 6

The change in position of an object

Question 7

Velocity

Answer 7

The rate of change of position; vector quantity

Question 8

Speed

Answer 8

The rate of motion or the magnitude of velocity; scalar quantity

Question 9

Acceleration

Answer 9

The rate of change of velocity

Question 10

Uniform Motion

Answer 10

Motion at constant velocity; no acceleration

Question 11

“suvat” Equations

Answer 11

A set of equations used to analyze uniformly accelerated linear motion

Question 12

Free Fall

Answer 12

The motion of a body where gravity is the only force acting upon it

Question 13

Uniformly Accelerated Motion

Answer 13

Motion where velocity changes at a constant rate

Question 14

Instantaneous Velocity

Answer 14

The velocity of an object at a specific moment in time

Question 15

Average Velocity

Answer 15

The total displacement divided by the total time taken

Question 16

Projectile Motion

Answer 16

The motion of an object thrown or projected into the air, subject to only the acceleration of gravity

Question 17

Maximum Height

Answer 17

The highest point reached by a projectile

Question 18

Range of a Projectile

Answer 18

The horizontal distance traveled by a projectile

Question 19

Time of Flight

Answer 19

The time for which a projectile remains in the air

Question 20

Air Resistance

Answer 20

The force that opposes the motion of objects through air, affecting the range and maximum height of a projectile