Electromagnetic Waves Quiz

What happens to light when it shines on an object?

• It is only reflected

• It is only absorbed

• It is reflected, absorbed, or transmitted through the object

• It disappears

What can the path of light be described as when it travels through different transparent materials like air and water?

• Always a straight line

• Always a curved line

• A straight line that bends at surfaces

• A zigzag path

Why is a wave model of light useful in scientific explanations?

• It explains only the color of light

• It explains only the brightness of light

• It helps in explaining brightness, color, and the bending of light

• It is not useful for scientific explanations

Why can light not be considered a matter wave?

• Because it can travel through space

• Because it cannot travel through space

• Because it is only visible

• Because it is a sound wave

How many types of electromagnetic waves are there according to the learning objective?

• 5

• 7

• 9

• 10

What do light waves not require to travel?

• A) A medium

• B) Energy

• C) A source

• D) Darkness

Which part of the electromagnetic spectrum is visible to the human eye?

• A) Radio waves

• B) Microwaves

• C) Visible light

• D) Gamma rays

How do we differentiate between different types of electromagnetic waves?

• A) By their source

• B) By their intensity

• C) By their wavelength

• D) By their speed

What is the unit of measurement for frequency as shown in the diagram?

• A) Meters

• B) Hertz

• C) Seconds

• D) Watts

Which of the following is NOT part of the electromagnetic spectrum?

• Radio waves

• Sound waves

• Microwaves

• Infrared waves