Understanding Light Energy and Atomic Spectra

Which part of the electromagnetic spectrum has the highest frequency?

• Radio waves

• Microwave

• Infrared

• Gamma rays

What mnemonic device is used to remember the colors of the visible spectrum?

• HSB

• CMYK

• RGB

• ROY G BIV

What is the term for the top of a wave?

• Trough

• Crest

• Amplitude

• Wavelength

What is the speed of light in a vacuum?

• 3.0 x 10^8 m/s

• 3.0 x 10^7 m/s

• 3.0 x 10^6 m/s

• 3.0 x 10^10 m/s

What does the Greek letter Lambda (λ) represent in wave equations?

• Wavelength

• Frequency

• Velocity

• Amplitude

What constant is used in the equation E=hf to calculate the energy of a wave?

• Avogadro's constant

• Einstein's constant

• Planck's constant

• Newton's constant

In a flame test, what color is typically associated with lithium?

• Red

• Green

• Yellow

• Blue

What happens to electrons when they absorb energy from a flame?

• They emit sound

• They jump to a higher energy level

• They split into smaller particles

• They become neutral

What is emitted when electrons return to their original energy level after being excited?

• Sound

• Electricity

• Light

• Heat

What is the primary cause of the color observed in a flame test?

• The temperature of the flame

• The type of gas used

• The shape of the flame

• The energy released by electrons