Forces

Question 1

When something has speed in a certain direction it is called _______?

Answer 1

Velocity

Question 2

If someone is walking 3m/s to the north and another 3m/s to the west what is the answer ?

Answer 2

Same speed but different velocities

Question 3

On a distance vs time graph the steeper the slope ____?

Answer 3

The faster the speed

Question 4

What is the SI unit for speed

Answer 4

m/s

Question 5

A car goes from 0m/s to 60m/s in a period of 5 seconds find its acceleration

Answer 5

60 divided 5 = 12m/s2

Question 6

In a distance to time graph what does a straight line mean

Answer 6

Not moving

Question 7

Examples of scalers

Answer 7

Distance
Time
Displacement

Question 8

Examples of vectors

Answer 8

Velocity
Acceleration
Speed

Question 9

Examples of contact

Answer 9

Friction
Push and pull
Air resistence

Question 10

Examples of non contact

Answer 10

Gravitational pull
Magnetic
Electrostatic

Question 11

Define what a vector is

Answer 11

a quantity having direction as well as magnitude

Question 12

Define what a scalar is

Answer 12

having only magnitude, not direction

Question 13

Name the 9 types of energy

Answer 13

Thermal energy 
Sound energy
Light energy
Kinetic Energy
Elastic Potential Energy
Gravitational Potential energy
Nuclear Energy
Chemical Energy