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Lesson 62 of 84 · Engineering and Design
ExperimentTechnology and Innovation (Part 3)
What You'll Learn
Technology is the application of scientific knowledge to solve practical problems. From simple tools to complex computers, technology shapes how humans interact with the world.
Key Words
- wavelength
- frequency
Materials Needed
- tape
- scissors
- straws
- paper clips
- rubber bands
- string
Safety First
- Use materials only as directed in the experiment.
- Keep small objects away from young children.
Steps
Step 1 — Read
Read and learn: Technology is the application of scientific knowledge to solve practical problems. From simple tools to complex computers, technology shapes how humans interact with the world.
Step 2 — Do
Follow the procedure carefully, step by step.
Step 3 — Observe
Look for patterns in your observations.
Step 4 — Record
Make a graph or chart showing your results.
Check Your Understanding
Question 1
1 of 3What happens when light hits a mirror?