Wave Quiz

The highest point on a wave is called the

• Amplitude

• Frequency

• Crest

• Trough

The lowest point on a wave is called the

• Amplitude

• Frequency

• Crest

• Trough

Which of the following is a type of mechanical wave?

• Light wave

• Sound wave

• Gamma ray

• X-ray

What is the unit of frequency?

• Meters (m)

• Seconds (s)

• Hertz (Hz)

• Joules (J)

Which part of the electromagnetic spectrum has the shortest wavelength?

• Radio waves

• Microwaves

• Gamma rays

• Infrared

Name TWO types of electromagnetic radiation?

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What happens when primary colors are mixed in equal amounts in the additive color theory?

• Black light is produced

• White light is produced

• Green light is produced

• Red light is produced

Which of the following is a real-world application of the subtractive color theory?

• A) LED lighting systems

• B) Stage lighting

• C) Traffic lights

• D) Printing industry

What is the primary difference between additive and subtractive color theories?

• Additive starts with light, subtractive starts with pigments

• Additive starts with pigments, subtractive starts with light

• Additive uses CMY, subtractive uses RGB

• Additive creates black, subtractive creates white

How is light produced in an incandescent light bulb?

• A) By a chemical reaction

• B) By heating a tungsten filament

• C) By electric discharge

• D) By electroluminescence