Curated OER
What Changes Occur When Ice Melts?
Students explore the physical process of melting. They observe melting ice and answer questions related to energy transfer during phase changes.
Curated OER
Smog Be Gone
Students begin the lesson by identifying greenhouse gases. In groups, they observe and record the effect of the gases on the atmosphere and the temperature of the Earth. They participate in activities that describe the role of...
OpenStax
Open Stax: Projectile Motion
The following interactive helps students understan how to identify and xplain the properties of a projectile, such as acceleration due to gravity, range, maximum height, and trajectory. They will determine the location and velocity of a...