The Sun's Life Cycle (Part 2)

What You'll Learn

The sun goes through an 11-year cycle of activity. During solar maximum, more sunspots and solar flares occur, which can affect satellites and power grids on Earth.

Key Words

rotation
revolution
constellation

Materials Needed

string
tape
pencil
ruler
compass

Safety First

Clean up spills immediately to prevent slipping.
Use materials only as directed in the experiment.
Keep small objects away from young children.

Steps

Step 1 — Read

Read and learn: The sun goes through an 11-year cycle of activity. During solar maximum, more sunspots and solar flares occur, which can affect satellites and power grids on Earth.

Step 2 — Do

Repeat the experiment two more times for accuracy.

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 3

What is a nebula?