Electromagnetic Radiation

What is the very compact pulse of energy in an electromagnetic wave?  (quanta)

• Proton
• Photon
• Electron
• Neutrino

What are the two alternating perpendicular forces that move with the light wave?

• Electric field & Magnetic field
• Electronic force & Neutronic force
• Gravity field & Photospheric field
• Turbulent force & Friction force

What is the speed of light in a vacuum, like in space?

• 300,000 km/s
• 200,000 km/s
• 100,000 km/s
• 150,000 km/s

How many classes of electromagnetic radiation?

• Five
• Six
• Seven
• Eight

Which is the correct order of the electromagnetic spectrum from highest frequency to lowest frequency?

• Gamma, X-ray, Ultraviolet, Visible, Infrared, Microwave, Radio
• Gamma, Ultraviolet, Visible, Infrared, X-ray, Microwave, Radio
• Ultraviolet, Microwave, Radio, Visible, X-ray, Gamma, Infrared
• Radio, Microwave, Infrared, Gamma, X-ray, Ultraviolet, Visible

Tags

NGSS.HS-PS4-1

Which class of electromagnetic radiation has the longest wavelengths?

• Radio
• Gamma
• Infrared
• Visible

Tags

NGSS.HS-PS4-1

Which class of electromagnetic radiation has the least energy?

• Radio
• Gamma
• Infrared
• Visible

Tags

NGSS.HS-PS4-4

Which class of electromagnetic radiation is the energy released by heat emitting objects?

• Ultraviolet
• Gamma
• Infrared
• X-ray

Which class of electromagnetic radiation is the background cosmic radiation that fills the coldest, blackest, emptiest regions between galaxies?

• Ultraviolet
• Microwave
• Infrared
• X-ray

Electrons, like photons, have wave-particle duality.  How do electrons behave like waves?

• They move very, very fast in their electron clouds.
• They have mass.
• They have a negative charge.
• They are attracted to the protons in the nucleus of the atom.