30
Lesson 30 of 84 · Engineering and Design
ExperimentTypes of Waves: Transverse and Longitudinal (Part 2)
What You'll Learn
The electromagnetic spectrum includes radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays, ordered by increasing frequency and energy.
Key Words
- observation
- experiment
Materials Needed
- cups
- aluminum foil
- ruler
- markers
- popsicle sticks
Safety First
- Wear safety goggles when mixing liquids.
- Wash hands after handling materials.
- Be careful with scissors — ask an adult for help if needed.
Steps
Step 1 — Read
Read and learn: The electromagnetic spectrum includes radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays, ordered by increasing frequency and energy.
Step 2 — Do
Compare your results with a partner.
Step 3 — Observe
Observe what happens and describe it in detail.
Step 4 — Record
Record your observations in your science journal.
Check Your Understanding
Question 1
1 of 3What type of wave is sound?