Pupils watch a video show how to identify the independent variable, dependent variable and controls in an experiment; and design experiments that use controls to isolate a single independent variable and measure the resulting dependent variable.
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Proof: S (or Entropy) is a valid state variable
Proving that Entropy is a valid state variable is the focus of this chemistry video. Sal takes students back to his diagrams used to illustrate the Carnot Cycle, and uses those diagrams to prove that the state (A) which was used on the...
16 mins 7th - 10th Science
Kinetic Molecular Theory: What Can a Spray Can Teach Us About Chemistry?
Ever left a can in a hot car and had it explode? Scholars complete an online simulation in which they choose the dependent and independent variables related to kinetic molecular theory. Then after a brief lecture, pupils complete an...
9th - 12th Science CCSS: Adaptable