6
Lesson 6 of 84 · What Living Things Need
LessonSorting Living and Nonliving Things
What You'll Learn
An ecosystem is all the living and non-living things in an area working together.
Key Words
- survive
- predator
Steps
Step 1 — Read
Read and learn: An ecosystem is all the living and non-living things in an area working together.
Step 2 — Do
Measure using your ruler or measuring cup.
Step 3 — Observe
Watch carefully. What happens?
Step 4 — Record
Draw and write about what you learned.
Check Your Understanding
Question 1
1 of 3What is a food chain?