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Flashcards in Forces Deck (13):
1

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

Velocity

2

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

Same speed but different velocities

3

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

The faster the speed

4

What is the SI unit for speed

m/s

5

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

60 divided 5 = 12m/s2

6

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

Not moving

7

Examples of scalers

Distance
Time
Displacement

8

Examples of vectors

Velocity
Acceleration
Speed

9

Examples of contact

Friction
Push and pull
Air resistence

10

Examples of non contact

Gravitational pull
Magnetic
Electrostatic

11

Define what a vector is

a quantity having direction as well as magnitude

12

Define what a scalar is

having only magnitude, not direction

13

Name the 9 types of energy

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