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Lesson 80 of 84 · Light
LessonWhat Engineers Do (Part 4)
What You'll Learn
An investigation is a careful study to answer a question. What would you like to investigate?
Key Words
- try again
- observe
Steps
Step 1 — Read
Read and learn: An investigation is a careful study to answer a question. What would you like to investigate?
Step 2 — Do
Follow the steps one at a time.
Step 3 — Observe
Compare what happened to what you predicted.
Step 4 — Record
Tell the class one thing you learned today.
Check Your Understanding
Question 1
1 of 3Why do scientists compare things?