Open Science Electromagnetic Radiation

What is the frequency of a radio wave with a wavelength of 3.4 km?

• 6.2 x 10² Hz

• 2.9 x 10³ Hz

• 5.7 x 10⁸ Hz

• 8.8 x 10⁴ Hz

Tags

NGSS.HS-PS4-1

Determine the wavelength of an electromagnetic wave with a frequency of 4.91 x 10¹⁰ Hz.

• 6.11 x 10^-3 m

• 4.15 x 10^-5 m

• 5.28 x 10² m

• 8.47 x 10^-3 m

Tags

NGSS.HS-PS4-1

What is the energy associated with a sample of electromagnetic radiation with a wavelength of 341 nm?

• 3.85 x 10^-15 J

• 2.94 x 10^-19 J

• 5.83 x 10^-19 J

• 9.39 x 10^-20 J

Tags

NGSS.HS-PS4-1

Determine the wavelength of one photon of green light if a mole of green photons has an energy of 217 kJ/mol.

• 891 nm

• 486 nm

• 551 nm

• 702 nm

Tags

NGSS.HS-PS4-1

How much energy will an atom release if it ejects a photon with a wavelength of 3.50 x 10^-6 m?

• 5.68 x 10^-20 J

• 7.38 x 10^-19 J

• 5.22 x 10^-20 J

• 3.93 x 10^-19 J

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

What is the energy of an x-ray with a frequency of 5.22 x 10¹³ MHz?

• 7.59 x 10^-14 J

• 3.46 x 10^-14 J

• 8.35 x 10^-13 J

• 1.72 x 10^-13 J

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

How much energy would be absorbed by a sample if it was bombarded by a mole of photons each with a wavelength of 6.88 x 10^-7 m?

• 2.89 x 10^-19 J

• 3.49 x 10⁵ J

• 8.22 x 10^-19 J

• 1.74 x 10⁵ J

Tags

NGSS.HS-PS4-1

Determine the wavelength of a photon that has an energy of 4.28 x 10^-19 J.

• 2.97 x 10^-7 m

• 4.64 x 10^-7 m

• 3.42 x 10^-8 m

• 1.28 x 10^-6 m

Tags

NGSS.HS-PS4-1

Calculate the total energy of 3.40 moles of photons each with a wavelength of 8.31 x 10^-8 m.

• 4.89 x 10⁶ J

• 1.44 x 10⁶ J

• 3.72 x 10⁵ J

• 7.17 x 10⁷ J

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

Determine the frequency of a gamma ray with a wavelength of 7.45 x 10^-5 nm.

• 5.63 x 10¹⁵ Hz

• 4.03 x 10²¹ Hz

• 3.98 x 10¹⁸ Hz

• 1.29 x 10²⁰ Hz

Tags

NGSS.HS-PS4-1