Lecture 8: Light

Question 1

Red light= long/short wavelength

Answer 1

Long

Question 2

Blue light= long/short wavelength

Answer 2

Short

Question 3

Our eyes are sensitive to wavelengths between ___and ___nm

Answer 3

400 and 700 nm

Question 4

frequency of light:

Answer 4

number of waves per second

Question 5

If wavelength is large, frequency must be ___

Answer 5

Small

Question 6

If wavelength is small, frequency must be

Answer 6

large

Question 7

Wavelength is __ to __ distance

Answer 7

Peak to peak

Question 8

Frequency:

Answer 8

number of wave cycles that pass a certain point
in 1 sec)

Question 9

Blue (___frequency) photons carry more energy than red
photons (__frequency)

Answer 9

High, low

Question 10

Photon energy depends on ___

Answer 10

Frequency

Question 11

Types of radiation from longest to shortest wavelength (Rich men in Vegas use expensive gadgets)

Answer 11

Radio
Microwave
Infrared
Visible
Ultraviolet
X-ray
Gamma-ray