Definitions Wave Test

Question 1

Translucent

Answer 1

It transmits light, but also reflects some, so clear images can be seen through the materiel

Question 2

Opaque

Answer 2

Do not allow any light to pass through

Question 3

Transparent

Answer 3

Partials in transparent can let light pass through easily

Question 4

What is white light a mixture of?

Answer 4

All the colours in the rainbow

Question 5

Crest

Answer 5

The farthest point above the resting position

Question 6

Trough

Answer 6

The farthest point below the resting position

Question 7

Wavelength

Answer 7

Is the distance between two adjacent crests, or two adjacent troughs

Question 8

Amplitude

Answer 8

The maximum distance above your below the resting position

Question 9

Frequency

Answer 9

The number of cycles in a period of time

Question 10

Hertz

Answer 10

The frequency of a wave is normally indicated in hertz, or cycles per second

Question 11

Incandescence

Answer 11

The proscess of emitting light because of high tempeture

Example: lightful

Question 12

Fluorescence

Answer 12

Is the process of emitting light while receiving energy from another source
Example: are used in schools, offices , and homes

Question 13

Electric discharge

Answer 13

When electrify passes through a gas, the gas partials can emit light. The process of emitting light because of electricity passing through a gas.
Example: Lightning

Question 14

Phosphorescence

Answer 14

The process of emitting light for a short time after receiving energy from another source

Question 15

Chemiliuminescence

Answer 15

Is the process of changing chemical energy into light energy with little or no change in temp

Question 16

Bioluminescence

Answer 16

Some,icing organisms/ animals and fish can make themselves luminous using a chemical reaction.
Example: fireflies, glow worms, squid, fish, Bactria, fungi

Question 17

phosphorescence

Answer 17

the process of emitting light for a short time after recing energy from another source
example: dials and some watches, and clocks use luminous

Question 18

Resting position

Answer 18

He line between of where the wave wobbles

Question 19

Luminous

Answer 19

An object that emits energy