A wave of red light travels at:

• 6.02 x 10²³ m/s

• 5.30 x 10⁹ m/s

• 8.00 x 10³ m/s

• 3.00 x 10⁸ m/s

Tags

NGSS.HS-PS4-1

The particle model treats light as being comprised of:

• photons

• electrons

• neutrons

• electricity

Tags

NGSS.HS-PS4-3

Which of the following do not necessarily describe a wave?

• c

• frequency ν

• wavelength λ

• amplitude

Tags

NGSS.HS-PS4-1

λ and ν are:

• inversely proportional

• directly proportional

• they are proportional in 10 different ways

• they are proportional in 20 differentways

Tags

NGSS.HS-PS4-1

When we looked at element tubes through glasses with diffraction gratings, we saw spectra from elements as:

• continuous spectra just like the sun

• dark line spectra

• bright line spectra

• were not able to show us spectra at all

Tags

NGSS.HS-PS4-3

Green light travels:

• faster that red light

• slower than red light

• faster than x-rays

• at the speed of light

What is the wavelength (λ) of electromagnetic radiation with a frequency (ν) of 9.01 x 10¹⁵ s^-1 ?

• 3.32 x 10^-8 m

• 6.66 x 10^-7 m

• 4.13 x 10^-9 m

• 1.88 x 10¹⁵ m

Tags

NGSS.HS-PS4-1

Scientists think the photoelectric effect is possible evidence that LIGHT acts like particles. These particles are called:

• electrons

• photons

• neutrons

• the nuclei of atoms

Tags

NGSS.HS-PS4-3

A ______________ is the minimum amount of energy that can be gained or lost by an atom.

• wavelength

• frequency

• quantum

• electron

Which type of wave has the longest wavelength (λ)

• AM radio

• microwaves

• x-rays

• TV, FM

Tags

NGSS.HS-PS4-1