Wavies

Question 1

Tension is

Answer 1

Stretching

Question 2

Reflection means

Answer 2

Bouncing of light

Question 3

Resultant force is

Answer 3

How much the force moves/vibrates something.

Question 5

The Lens is the

Answer 5

Part in the eye that refracts light

Question 6

Dispersion is

Answer 6

Making all the different colours of the rainbow from a white light.

Question 7

What r the key features of a wave

Answer 7

Amplitude, wavelength, peak (or crest) and trough.

Question 8

Wot is amplitude

Answer 8

The distance from the middle of the wave to the top or bottom of the wave

Question 9

Wot is the trough

Answer 9

The bottom of the wave

Question 10

Wot is the peak (or crest)

Answer 10

The top of the wave

Question 11

Wot is the law of reflection

Answer 11

The law of reflection is that the angle of incidence will be the same as the angle of reflection.

Question 12

Wot is a force

Answer 12

A force is something being pushed or pulled

Question 13

Contact force is a?

Answer 13

Force that touches something to make the force

Question 14

Non-contact force is a?

Answer 14

Force that doesn’t touch anything as the force is doing something

Question 15

Force diagram is a ?

Answer 15

Diagram that shows all the forces that are in place

Question 16

Newtons are?

Answer 16

A measurement on how much force something is

Question 17

Newton metre

Answer 17

A piece of equipment to measure newtons

Question 18

Deform

Answer 18

When something compresses

Question 19

Compress

Answer 19

When something is squashed

Question 20

Reaction force

Answer 20

This is a counter for a force

Question 21

Extension

Answer 21

When something elongates

Question 22

Elastic limit

Answer 22

When something can’t stretch any more

Question 23

Hooke’s law is

Answer 23

If u double the weight, the length will also double

Question 24

Balanced forces

Answer 24

Two or more forces that have no affect on each other

Question 25

Unbalanced forces

Answer 25

A force that is stronger than the other

Question 26

Weight

Answer 26

The forces of gravity times how heavy you r

Question 27

Friction is

Answer 27

A force that slows things down as it rubs on something else

Question 28

Air resistance/drag is

Answer 28

A force that slows u down when u move fast

Question 29

Gravity is

Answer 29

The force that pulls us down and keeps un on the Earth

Question 30

Water resistance

Answer 30

The current that pulls us back in water

Question 31

Streamlined means

Answer 31

That something is more air resistant

Question 32

Thrust is

Answer 32

The force that makes your car move

Question 33

Upthrust is

Answer 33

The force that keeps you floating in water

Question 34

'Refraction' means

Answer 34

'The bending of light

Question 34

Wavelength is

Answer 34

The distance between one part of a wave to the same part on another wave

Question 35

What is the pupil

Answer 35

A Hole in the iris

Question 36

The 3 affects of forces are

Answer 36

Movement, push and pull