Electromagnetic Spectrum Quiz

What is the range of the electromagnetic spectrum?

• From very long radio waves to very short gamma rays

• From visible light to ultraviolet waves

• From microwaves to x-rays

• From infrared waves to ultraviolet waves

Which portion of the electromagnetic spectrum can the human eye detect?

• Radio waves

• Visible light

• X-rays

• Gamma rays

What is the main purpose of NASA's scientific instruments that use the electromagnetic spectrum?

• To study the Earth's atmosphere

• To study the solar system

• To study the universe beyond

• To study the human eye

Which waves in the electromagnetic spectrum are harmful to life?

• Radio waves

• Visible light

• X-rays

• Microwaves

Why do instruments have to be positioned above Earth's atmosphere to study high-energy radiation in space?

• Because the atmosphere absorbs high-energy radiation

• Because the atmosphere reflects high-energy radiation

• Because the atmosphere amplifies high-energy radiation

• Because the atmosphere blocks high-energy radiation