Chapter 6 - Geometric and Physics Optics

Index of refraction

The ________ is the amount by which light slows down in a material.

Destructive interference

________ is when the troughs of one wave align with the peaks of another.

dark bands

When light is diffracted through 2 slits, a pattern of light and ________ is created on the screen.

Diffraction

________ is the property of waves to hear sounds around corners.

Frequency

________ is the number of wavelengths that pass a given period in 1 second.

Total internal reflection

________ is when the light ray is directed at or beyond the critical angle.

C

A point labeled ________ is the center of the sphere and is located a distance of r from the mirror.

Constructive interference

________ is when the peaks of one wave align with the peaks of another.

Bright areas

________ are where constructive interference occurred.

Dark areas

________ are where destructive interference occurred.

EM waves

________ are transverse.

Longitudinal waves

________ can not be polarized.

Principal axis

The________ is an imaginary horizontal axis running through the middle of the mirror.

Point source model

In the _______, each point on a wave is the starting spot for a new wave.

Critical angle

The ________ is the angle past which rays cant be transmitted to another material (reflects off of the boundary between materials.

Amplitude

________ is the distance from a peak to the horizontal axis or from a trough to the horizontal axis.

Wave

A ______ is an oscillation that transfers energy from one place to another

Transverse waves

In _______________, particles in the wave move perpendicularly

Crest

The ______ is the top of the wave

Trough

The _______ is the bottom of the wave

Longitudinal waves

In ____________, particles move parallel to the direction of the waves motion

Principal axis

The __________ is an imaginary horizontal axis running through the middle of the mirror

Convex lens

The _______________ is a converging lens

Concave lens

The _______________ is a diverging lens