Visible Light and Electromagnetic Spectrum

What is visible light?

• Sound waves that can be seen by the human eye

• Electromagnetic radiation that is visible to the human eye

• A type of gas that emits light

• A form of energy that is invisible to the human eye

Which color has the longest wavelength in the visible spectrum?

• yellow

• red

• green

• blue

What happens when light reflects off a smooth surface?

• The angle of incidence is equal to the angle of reflection.

• The angle of incidence has no relation to the angle of reflection.

• The angle of incidence is less than the angle of reflection.

• The angle of incidence is greater than the angle of reflection.

Tags

NGSS.MS-PS4-2

What is refraction of light?

• The absorption of light as it passes from one medium to another medium with a different refractive index.

• The reflection of light as it passes from one medium to another medium with a different refractive index.

• The scattering of light as it passes from one medium to another medium with a different refractive index.

• The bending of light as it passes from one medium to another medium with a different refractive index.

Tags

NGSS.MS-PS4-2

Which of the following is not an electromagnetic wave?

• X-rays

• Radio waves

• Light waves

• Sound waves

Which type of electromagnetic wave has the highest frequency?

• Gamma rays

• Radio waves

• X-rays

• Infrared waves

Tags

NGSS.HS-PS4-1

Which color of light is absorbed by a green object?

• Blue

• Yellow

• Green

• Red

Tags

NGSS.MS-PS4-2

Which wavelengths of the EM spectrum are dangerous to life?

• radio, micro and gamma

• gamma, infrared, and UV

• Infrared, UV and X Rays

• UV, X rays and Gamma

Tags

NGSS.HS-PS4-4

A wave with a large wavelength will have a ______ frequency and _____ energy

• high, low
• high, high
• low, high
• low, low

Tags

NGSS.HS-PS4-1

Select the correct order of waves on the EMS from the longest wavelength to the shortest wavelength

• Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
• Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
• Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio
• Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma

Tags

NGSS.HS-PS4-1