Evolution of Stars
In this evolution of the stars worksheet, students are given 12 sentences and they choose from one of two terms to complete the sentences. They use a given diagram showing stars, their absolute magnitude and their spectral class.
7th - 9th Science 7 Views 47 Downloads
Got Lactase? The Co-Evolution of Genes and Culture
Does the human body evolve as quickly as human culture? With a stellar 15-minute video, explore the trait of lactose intolerance. Only about 1/3 of human adults seem to still have the enzyme lactase and therefore, the ability to digest...
8th - 12th Science
The Solar System: An Introduction to the Sun
Brighten up your teaching of the solar system with this middle school astronomy lesson. Over the course of these five activities, young astronomers get an up close and personal look at the sun as they watch videos, read articles, explore...
6th - 8th Science CCSS: Adaptable
How to Detect a Supernova
While a star explodes every second or so in the observable universe, we can't observe a supernova in its first moments. Discover the fascinating science behind how astronomers and physicists are attempting to detect supernovas early with...
5 mins 7th - 12th Science CCSS: Adaptable