Search Results
Showing results 1 to 3 of 3
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-602.png?itok=4qSvPdwH)
Why is the Sky Purple?
Source Institutions
This simple hands-on activity demonstrates why the sky appears blue on a sunny day and red during sunrise and sunset.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-115.jpg?itok=cm7dFhej)
Battling for Oxygen
Working in groups, learners model the continuous destruction and creation of ozone (O3) molecules, which occur in the ozone layer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-143.jpg?itok=rE-NvVZ0)
Canned Heat
Source Institutions
In this activity, learners explore how light and dark colored objects absorb the Sun's radiations at different rates.