The Big Freeze
In this lab activity learning exercise, students record the time it takes for an ice cube to melt in three different situations. After collecting data they design a container that will keep an ice cube in a solid state for as long as possible.
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The Big Picture on Biodiversity and Climate Change
Let's leave climate change arguments up to the seasoned scientists. A change in biodiversity due to changing temperature can lead to, what, exactly? Through a series of discussions, activities, and observations, pupils connect climate...
9th - 10th Science CCSS: Adaptable
Boiling Point Elevation and Freezing Point Supression
Have you ever wondered why cities in cold climates put salt on the roads to help keep ice from forming? In this chemistry video, Sal explains why the introduction of salt molecules suppresses, or delays, the formation of ice crystals...
14 mins 7th - 10th Science