Neon Lights/Speed of Light Review

Protons have this charge -

• positive
• negative
• neutral
• no charge

Electrons have this charge - 

• positive
• negative
• neutral
• no charge

Neutrons have this charge -

• positive
• negative
• neutral
• They don't exist

An atom's overall charge is ________.

• positive 
• depends
• neutral 
• negative 

An atom's overall charge is ________.

• positive 
• depends
• neutral 
• negative 

A photon.....

• Has a negative charge

• Has a positive charge

• Has an unique wavelength and frequency

• Is the same thing as a proton

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

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When an atom absorbs a photon, the electron.......

• Moves to a higher energy level

• Moves to a lower energy level

• Leaves an atom

• Explodes

Tags

NGSS.HS-PS4-1

When an electron moves to a higher energy level, it moves to a/an

• relaxed state

• excited state

• faster state

• hyper state

Tags

NGSS.HS-PS1-2

When an atom releases a photon, a photon is.....

• absorbed

• eaten

• emmitted

• created

Tags

NGSS.HS-PS4-1

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When a photon leaves an atom, the electron.....

• moves to an excited state

• moves to a relaxed state

• moves to the ground state

• spins faster

Tags

NGSS.HS-PS4-3