What Are The Properties of Electrolytes And Non-electrolytes?
Students investigate electrical conductivity of solutions. Using conductivity probes, they find the different electric conductivity of some electrolytes and non-electrolytes by observing the behavior of these substances in aqueous solutions.
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Fracking: Positive or Negative Impact?
Your teenagers may have heard of fracking, but do they really know what it is? And could they debate the benefits and risks? Educate your environmental science class with a lesson about hydraulic fracturing, non-renewable energy sources,...
7th - 12th Science CCSS: Designed
What does stretching a balloon have to do with equilibrium? Groups explore preconditioning by stretching a balloon to a point of equilibrium. They then measure the amount of force required to stretch the balloon to the same point several...
10th - 12th Science CCSS: Designed
Edible Rovers (High School)
Design and build a rover ... then eat it? This activity has groups of two design and build Mars rovers. The teams determine what instruments they want to include with their rover and plan a budget. They calculate the cost of the body of...
9th - 12th Science CCSS: Designed