Light and the Color Spectrum (Part 3)

What You'll Learn

Light behaves as both a wave and a particle. White light can be separated into a spectrum of colors using a prism. Each color has a different wavelength.

Key Words

design
constraint

Materials Needed

pennies
plastic wrap
cardboard
tape

Safety First

Use materials only as directed in the experiment.
Keep small objects away from young children.
Work in a well-ventilated area when using vinegar or other strong-smelling substances.

Steps

Step 1 — Read

Read and learn: Light behaves as both a wave and a particle. White light can be separated into a spectrum of colors using a prism. Each color has a different wavelength.

Step 2 — Do

Create a labeled diagram of what you built or observed.

Step 3 — Observe

Compare the before and after states.

Step 4 — Record

Write your conclusion: did the results match your hypothesis?

Check Your Understanding

Question 1

1 of 3

What is amplitude?