13
Lesson 13 of 84 · Engineering and Design
LessonLight and Shadows
What You'll Learn
Mirrors reflect light. When light hits a mirror, it bounces off like a ball bouncing off a wall.
Key Words
- design
- build
- plan
Steps
Step 1 — Read
Read the introduction. What is this lesson about?
Step 2 — Do
Build a tower from spaghetti and marshmallows. Measure how tall you can make it.
Step 3 — Observe
Look for something that changed. What is it?
Step 4 — Record
Circle the correct answer on your worksheet.
Check Your Understanding
Question 1
1 of 3Why do we record what happens in experiments?