12
Lesson 12 of 84 ยท Human Impacts on Earth
ExperimentRenewable Energy Technology
What You'll Learn
Renewable resources like solar panels and wind turbines generate clean energy. Human innovation in engineering continues to make these technologies more efficient and affordable.
Key Words
- prototype
- design
Materials Needed
- popsicle sticks
- pennies
- plastic wrap
- cardboard
- tape
- scissors
Safety First
- Handle glass items carefully to avoid breakage.
- Do not mix unknown chemicals together.
- Tie back long hair before starting the experiment.
Steps
Step 1 โ Read
Look at the vocabulary words and write a definition for each in your own words.
Step 2 โ Do
Build a simple seismograph using a pen, cup, string, and paper. Shake the table and record the marks. Can you detect bigger vs. smaller shakes?
Step 3 โ Observe
Draw a detailed diagram of what you observe.
Step 4 โ Record
Write a conclusion: what did your results show? Did they match your prediction?
Check Your Understanding
Question 1
1 of 3What is a constraint in engineering?
