Lesson 3

Question 1

Reflection

Answer 1

The bouncing back of a wave when it hits a surface through which it cannot pass

Question 2

Transmission

Answer 2

The way a microbial organism moves from one host to another

Question 3

Diffraction

Answer 3

Occurs when an object causes a wave to change direction and bend around it

Question 4

Scattering

Answer 4

an interaction of light with matter that causes light to change its energy, direction of motion, or both

Question 5

Camera Obscura

Answer 5

a darkened enclosure in which images of outside objects are projected through a small aperture or lens onto a facing surface

Question 6

Amplitude

Answer 6

For a wave or vibration, the maximum displacement on either side of the equilibrium (midpoint) position.

Question 7

Radiation

Answer 7

Energy that is radiated or transmitted in the form of rays or waves or particles.

Question 8

Incandescence

Answer 8

A process that makes light with heat

Question 9

Luminescence.

Answer 9

the emission of light by a substance that has not been heated, as in fluorescent and phosphorescence

Question 10

Fluorescence

Answer 10

the property of a mineral in which the mineral glows under ultraviolet light