Question 1

disturbance that transfers energy from one place to another through matter or space

Accepted Answer

Wave

Question 2

any substance that a wave moves through

Accepted Answer

Medium

Question 3

waves that transfer energy through matter

Accepted Answer

Mechanical Wave

Question 4

the direction in which the wave travels is perpendicular to the direction of the disturbance

Accepted Answer

Transverse Wave

Question 5

the direction in which the wave travels is in the same direction as the disturbance

Accepted Answer

Longitudinal Wave

Question 6

the highest point or peak of a wave

Accepted Answer

Crest

Question 7

the lowest point or valley of the wave

Accepted Answer

Trough

Question 8

the maximum distance that a disturbance causes a medium to move from its rest position

Accepted Answer

Amplitude

Question 9

distance from any part of one wave to the identical part of the next wave

Accepted Answer

Wavelength

Question 10

the number of waves that pass fixed point in a given amount of time - usually in one second

Accepted Answer

Frequency

Question 11

rapid, back-and-forth motion that creates waves

Accepted Answer

Vibration

Question 12

the unit used to measure frequency - equals one complete cycle per second

Accepted Answer

Hertz

Question 13

the bouncing back of a wave after it strikes a barrier

Accepted Answer

Reflection

Question 14

the bending of a wave as it enters a new medium

Accepted Answer

Refraction

Question 15

the spreading out of waves through an opening or around a corner

Accepted Answer

Diffraction

Question 16

the meeting and combining of waves

Accepted Answer

Interference

Question 17

a change in the observed frequency of a wave due to relative motion between the source and the observer

Accepted Answer

Doppler Effect

Question 18

the passage of an EM wave through a medium

Accepted Answer

Transmission

Question 19

the disappearance of an EM wave into the medium

Accepted Answer

Absorption

Question 20

spreading out of light rays in all directions, because particles reflect and absorb the light

Accepted Answer

Scattering

Question 21

a quality of light in which all of its waves vibrate in the same direction

Accepted Answer

Polarization

Question 22

a tool that uses refraction to spread out the different wavelengths that make up white light

Accepted Answer

Prism

Question 23

meeting of waves in which the combined wave is larger than the original waves

Accepted Answer

Constructive Interference

Question 24

meeting of waves in which the combined wave is smaller than the original waves

Accepted Answer

Destructive Interference

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