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In this demonstration/experiment, learners discover that different colors and materials (metals, fabrics, paints) radiate different amounts of energy and therefore, cool at different rates.

In this demonstration, learners explore a variation of a Foucault pendulum, but upside down.

In this activity, learners explore how light and dark colored objects absorb the Sun's radiations at different rates.

In this introductory activity and demonstration, learners are introduced to the concept that different substances react chemically in characteristic ways.