Unit 3: The Electron Review

The shortest wavelength in visible light is______.

• violet
• red
• blue
• yellow

_____ have the longest wavelengths and lowest frequencies of all electromagnetic waves.

• microwaves
• radio waves
• gamma rays
• ultraviolet

_______ carry the greatest amount of energy. 

• x-rays
• gamma rays
• infrared rays
• visible light

The amount of _____ released determines the color of visible light.

• wavelength

• speed

• frequency

• energy

Release or Emission of light from an atom occurs when an electron

• drops from a higher to a lower energy level.
•    jumps from a lower to a higher energy level.   
•    moves within its atomic orbital.
• falls into the nucleus.

Blue visible light has a shorter wavelength than red visible light.

• True
• False

What is the light that you can see called?

• observatory
• wavelength
• visible light

On the Electromagnetic Spectra Which type has the highest energy and shortest wavelength?

• Microwaves

• FM Radio waves

• X Rays

• Infrared

What is responsible for just about all of the mass in the atom?

• the nucleus

• the electron cloud

What determines the amount of space or volume an atom takes up?

• the nucleus

• the electron cloud