Photosynthesis: How Plants Make Food

What You'll Learn

A food chain shows how energy passes from one organism to another. Producers like plants capture energy from the sun, herbivores eat the plants, and carnivores eat the herbivores.

Key Words

consumer
decomposer

Materials Needed

zip-lock bags
labels
seeds

Safety First

Tie back long hair before starting the experiment.
Protect your work surface with newspaper or plastic.
Adult supervision recommended.

Steps

Step 1 — Read

Read about Kinematics and write down three key facts.

Step 2 — Do

Compare the skeletal structures of a bird wing, human arm, and whale flipper using diagrams. Identify homologous bones and write what this tells us about common ancestry.

Step 3 — Observe

Compare the before and after states.

Step 4 — Record

Write your conclusion: did the results match your hypothesis? What would you change next time?

Check Your Understanding

Question 1

1 of 3

What gas do plants release during photosynthesis?