9
Lesson 9 of 84 ยท Engineering and Design
ExperimentConservation: Protecting Our Resources
What You'll Learn
Conservation efforts protect natural resources and biodiversity. Reducing waste, recycling, protecting habitats, and using renewable energy all help preserve Earth's resources.
Key Words
- conclusion
- evidence
Materials Needed
- paper clips
- rubber bands
- string
- cups
Safety First
- Protect your work surface with newspaper or plastic.
- Adult supervision recommended.
- Do not taste any materials.
Steps
Step 1 โ Read
Read and learn: Conservation efforts protect natural resources and biodiversity. Reducing waste, recycling, protecting habitats, and using renewable energy all help preserve Earth's resources.
Step 2 โ Do
Gather your materials and set up your workspace.
Step 3 โ Observe
Watch carefully for any changes and note the time.
Step 4 โ Record
Create a data table to organize your measurements.
Check Your Understanding
Question 1
1 of 3What is the independent variable?
