Types of Waves: Transverse and Longitudinal (Part 4)

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
conclusion
evidence

Materials Needed

string
cups
aluminum foil
ruler
markers
popsicle sticks

Safety First

Handle glass items carefully to avoid breakage.
Do not mix unknown chemicals together.

Steps

Step 1 — Read

Read the introduction and identify the main idea of this lesson.

Step 2 — Do

Conduct a design challenge: build a car powered only by a balloon. Measure how far it travels and iterate on your design at least twice.

Step 3 — Observe

Observe what happens and describe it in detail.

Step 4 — Record

Record your observations in your science journal with measurements and descriptions.

Check Your Understanding

Question 1

1 of 3

What type of wave is sound?