Match the system to its main function.
Skeletal System | Muscular System | Integumentary System | |
|---|---|---|---|
Movement | |||
Protection for organs and framework | |||
1st layer of defense |
Which two body systems are primarily responsible for locomotion?
Compare the skeletal system to the cell wall organelle; where would structure and support belong in the diagram?

Students conducted an experiment comparing three sunscreens. Analyze their data in the image. Which spf had the greatest protection? Explain.
