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16 Questions

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Understanding Light and Color

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Questions and Answers

What is light?

A form of matter

A type of solid substance

A kind of energy that travels in waves (correct)

A type of gas

What is visible light?

Light with a shorter wavelength

Light that can be seen with special tools

Light that has less energy

Light that includes all colors we can see (correct)

What is electromagnetic radiation?

A type of energy that is released from heated matter (correct)

A type of matter that travels in waves

A type of radiation that is not connected to light

A type of light that is invisible to humans

Which type of electromagnetic radiation has the least energy?

Radio waves Signup and view all the answers

What is the most important source of light here on Earth?

The Sun Signup and view all the answers

What does visible light make up in the electromagnetic spectrum?

Only a tiny part of the spectrum Signup and view all the answers

What causes the light to spread out into the colors of the spectrum when passing through a prism?

The light slows down and bends, with different parts slowing more than others Signup and view all the answers

What is responsible for creating rainbows?

Refraction of sunlight through water droplets Signup and view all the answers

Why does a green leaf appear green to our eyes?

It reflects all colors except green Signup and view all the answers

What is the color with the longest wavelength in the visible light spectrum?

Red Signup and view all the answers

What is the color with the shortest wavelength in the visible light spectrum?

Violet Signup and view all the answers

What type of light is invisible to our eyes?

Ultraviolet Signup and view all the answers

What does an object that looks white do to visible light?

Reflects almost all of it Signup and view all the answers

What does an object that looks black do to visible light?

Absorbs almost all of it Signup and view all the answers

What happens to light when it passes through a prism?

It slows down and bends, spreading out into different colors Signup and view all the answers

What is the main reason that rainbows always have the same order of colors?

The colors are arranged according to their wavelengths. Signup and view all the answers