Light waves pre-test

Light is a form of 

• energy
• waves
• molecules

Light travels in ____________ lines.

• obtuse
• crooked
• straight

Material that allows light to pass through allowing you to see "clearly" to the other side

• opaque
• translucent
• transparent

Which of the following is NOT true?

• Radio waves have lowest frequency
• Ultraviolet waves have highest energy
• Gamma waves have highest frequency
• Radio waves have longest wavelengths

What can you see in a room that has no visible light?

• Only bright colored objects
• Only dark colored objects
• Only white objects
• Nothing at all

Which of these colors of visible light has the shortest wavelength?

• red
• green
• violet
• yellow

In order to see an object, light must be

• transmitted into your skin

• reflected off the object and into your eyes

• reflected off the object then off the ground then into your eyes

• absorbed by your genetic material

The waves with the longest wavelengths in the electromagnetic spectrum are

• Infrared rays.

• radio waves

• gamma rays

• X-rays

Which object refracted the laser beam?

• Silver locket

• Picture frame

• Glass marble

• Notebook

The higher the index of refraction, the faster light travels in that medium

• True

• False