The _______determines an atom's chemical properties

• Proton

• Electron

• Neutron

• Nucleus

The number of _______ determines the element

• Protons

• Electrons

• Neutrons

______ occurs when light waves are being compressed and the frequency increases.

• Redshift

• Blueshift

______ occurs when a light emitting object is moving towards you .

• Redshift

• Blueshift

______ occurs when light waves are being stretched out and the frequency decreases.

• Redshift

• Blueshift

______ occurs when a light emitting object is moving away from you .

• Redshift

• Blueshift

When an electron gains energy, it becomes _______.

• excited

• quantized

• amped up

Frequency and wavelength are ...

• inversely related

• directly proportional

• the same thing

Protons are located in the...

• nucleus

• cloud

The highest energy light wave is...

• gamma

• radio

• visible

• infrared