What's In Crude Oil?
Students investigate crude oil. In this crude oil lesson, students investigate fractional distillation and use this technique to separate two liquids.
6th - 8th Science 7 Views 23 Downloads
Impact of Climate Change on Hawaiian Monk Seals Activity 2: The Odd Couple
The topic is symbiotic relationships, and in this case, we get to look at the relationship between the sea anemone and the hermit crab. They review log entries from a Northwestern Hawaiian Island expedition which occurred in 2002, paying...
5th - 6th Science CCSS: Adaptable
Exponential Decay Formula (can skip, involves Calculus)
Sal continues his discussion of decay by showing students the math involved in determining how much a substance is left after one half-life, two half-lives, and even three half-lives have gone by. He sets up a general function of time...
12 mins 7th - 10th Science
Is Our Climate Headed for a Mathematical Tipping Point?
Raising the global temperature by two degrees may not seem like much, but the impact this would have on the planet is amazing. Follow along with this short video as it examines how even a small change to a system can turn its regular,...
4 mins 7th - 12th Math CCSS: Adaptable
Can Scientists Discover a Limit to Discovery?
Is there anything left to discover? Evaluate opposing sides of the debate regarding whether or not there is a future for scientific discovery. Middle and high schoolers assess quotations from the articles included to evaluate claims and...
8th - 12th Science CCSS: Adaptable