Key Words

Question 1

Scalars

Answer 1

Something that has a size (magnitude)

Question 2

Vector

Answer 2

Something that has a size and direction

Question 3

Distance

Answer 3

A scalar quantity that refers to how much ground and object has covered during its movement

Question 4

Displacement

Answer 4

Is a vector quantity that refers to how far out of place an object is it is the objects overall change

Question 5

Speed

Answer 5

m/s is a scalar quantity that refers to how fast an object is moving

Question 6

Velocity

Answer 6

m/s with a direction is a vector quantity that refers to the rate at which an object changes its position

Question 7

Acceleration

Answer 7

A vector quantity the rate at which and object changes its velocity. An object is accelerating if it is changing velocity.

Question 8

Force

Answer 8

Push or pull upon an object resulting from the objects interaction with another object.

Question 9

Mass

Answer 9

Scalar the amount of substance

Question 10

Momentum

Answer 10

product of the mass of a particle and its velocity

Question 11

Eight energy stores

Answer 11

Kinetic
Gravitational potential
Elastic potential
Internal (thermal)
Magnetic
Chemical
Electrostatic
Nuclear

Question 12

Energy transfers

Answer 12

Heating
Work done by forces (friction,gravity)
Work done when a current flows
By radiation (light waves)