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Lesson 56 of 84 ยท Engineering and Design

Experiment

Renewable Energy Technology (Part 3)

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

  • model
  • prototype

Materials Needed

  • markers
  • popsicle sticks
  • pennies

Safety First

  • Keep small objects away from young children.
  • Work in a well-ventilated area when using vinegar or other strong-smelling substances.

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 3

What is a constraint in engineering?

Renewable Energy Technology (Part 3) โ€” Engineering and Design | 3rd Grade Science | LittleActivity | LittleActivity