Waves

Question 1

The highest point or peak of a wave

Crest

Answer 1

The lowest point or valley of a wave

Trough

Question 2

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

Answer 2

The distance from one crest to the next wave crest

Wavelength

Question 3

The number of waves that pass a fixed point in a given period of time
Frequency

Answer 3

The bouncing back of a wave after it hits a barrier

Reflection

Question 4

The bending of light as it crosses a boundary between two mediums at an angle other than 90 degrees
Refraction

Answer 4

The spreading out of waves as they pass through an opening or around the edges of an obstacle
Diffraction

Question 5

The meeting and combining of waves the adding or subtracting of wave amplitudes that occur as waves overlap
Interference

Answer 5

A type of wave such as light wave or radio wave that does not require a medium to travel through a disturbance that transfers energy
Electromagnetic wave

Question 6

Energy that travels across distances in the form of electromagnetic waves
Radiation

Answer 6

The range of all electromagnetic frequencies

Electromagnetic spectrum

Question 7

The part of the electromagnetic spectrum that consists of waves of the lowest frequencies
Radio waves

Answer 7

Part of the electromagnetic spectrum the consists of waves with a higher frequencies than radio waves but lower frequencies than infrared waves
Microwaves

Question 8

Part of the electromagnetic spectrum that consists of waves with frequencies between those of microwaves and visible light
Infrared light

Answer 8

The part of the electromagnetic spectrum that consists of wave of frequencies higher than those of visable light and lower than x rays
Ultraviolet light

Question 9

The part of the electromagnetic spectrum that consists of waves with high frequencies and high energies ,element 10 to the 16 power to 10 to the 21 power hertz
X rays

Answer 9

Part of the electromagnetic spectrum that consists of waves with the highest frequencies
Gamma rays

Question 10

The passage of waves through a medium

Transmissions

Answer 10

The disappearance of a wave into a medium. The energy transferred by a wave is converted into a new form of energy
Absorption

Question 11

The spreading out of light waves in all directions as particles reflect and absorb the light
Scattering

Answer 11

A way of filtering light so that all of the waves vibrate in the same direction
Polarization

Question 12

An optical tool that uses refraction of light to separate the different wavelengths that make up white light
Prism

Answer 12

Three colors of light (red,yellow and blue) that can be mixed to produce all possible colors
Primary colors