Science Voc 13

Question 1

Material that absorbs or reflects all light and does not transmit any light

Answer 1

Opaque

Question 2

Material that transmits some light but not enough to see objects clearly through it

Answer 2

Translucent

Question 3

Material that transmits almost all the light striking it so that objects can be clearly seen through it

Answer 3

Transparent

Question 4

Property of a material indicating how much light slows down when traveling in the material

Answer 4

Index of refraction

Question 5

Image of a distant object produced by the refraction of light through air layers of different densities

Answer 5

Mirage

Question 6

Colored material that is used to change the color of the other substances

Answer 6

Pigment

Question 7

Light produced by heating a piece of metal, usually tungsten, until it glows

Answer 7

Incandescent light

Question 8

Light that results when ultraviolet radiation produced inside a fluorescent bulb causes the phosphor coating inside the bulb to glow

Answer 8

Fluorescent light

Question 9

Light of a single wavelength that travels in a single direction with its crests and troughs aligned

Answer 9

Coherent light

Question 10

Light that contains more than one wavelength and travels in many directions with its crests and troughs aligned

Answer 10

Incoherent light

Question 11

Light whose waves vibrate in only one direction

Answer 11

Polarized light

Question 12

Technique that produces a complete three dimensional photographic image of an object

Answer 12

Holography

Question 13

Occurs when light strikes a boundary between two materials and is completely reflected

Answer 13

Total internal reflection