Practical Applications
## Become a Nature Detective!
You can use your senses and simple tools to learn about Earth's systems.
- Watch the clouds and try to predict rain.
- Measure temperature with a thermometer.
- Record what birds or plants you see in your neighborhood.
## How Does This Help?
Observing nature helps you notice changes and learn more about your local environment.
Examples
- Keeping a weather journal and noting sunny, rainy, or windy days.
- Drawing pictures of the plants and animals you find in a nearby park.