Unit 5

Question 0

A disturbance that transfers energy from one place to another

Answer 0

Wave

Question 1

Wave

Answer 1

A disturbance that transfers energy from one place to another

Question 2

Medium

Answer 2

Material that waves can pass through

Question 3

Longitudinal wave

Answer 3

Particles move perpendicular to the direction the wave travels

Question 4

Waves that require a medium

Answer 4

Mechanical waves

Question 5

Electromagnetic waves

Answer 5

Disturbances in electric and magnetic fields

Question 6

Amplitude

Answer 6

Is a measure of how far particles in the medium move away from their normal rest position

Question 7

Wavelength

Answer 7

The distance over which the wave’s shape repeats

Question 8

Wave period

Answer 8

Is the time required for one cycle

Question 9

Frequency

Answer 9

Tells how many cycle occur in an amount of time

Question 10

Hertz

Answer 10

Is equal to one cycle per second

Question 11

Wave fronts

Answer 11

Peaks drawn as shapes, such as circles and spheres

Question 12

Wave speed

Answer 12

The speed a wave travels at

Question 13

Radiation

Answer 13

Is the transfer of energy as EM waves

Question 14

Electromagnetic (EM) spectrum

Answer 14

Same type of waves of light we are used to

Question 15

Infrared (IR)

Answer 15

Has slightly linger wave lengths

Question 16

Ultraviolet (UV)

Answer 16

Has slightly shorter wave lengths

Question 17

Transparent

Answer 17

Matter that transmits light can be seen through

Question 18

Translucent

Answer 18

Transmits light but does not go straight through

Question 19

Opaque

Answer 19

Does not let any light pass through them

Question 20

Absorption

Answer 20

Transfer of light energy to matter

Question 21

Reflection

Answer 21

light bouncing off a surface