Diffusion in different physical states Student activity Play

Diffusion in different physical states Whiteboard exercise Play

Distinguish between a physical and a chemical change Whiteboard exercise Play

Distinguish between a physical and a chemical changes Whiteboard exercise Play

Effect of emotions and physical effort on the respiratory system Animation Play

Effect of physical activity Whiteboard exercise Play

Effect of physical activity on blood flow through the organs; cardiac output and stroke volume Student activity Play

Effects of physical effort Chart Play

Effects of physical effort on the functioning of the circulatory system Class activity Play

Effects of physical effort on the functioning of the circulatory system Whiteboard presentation Play

Effects of physical factors on the rate of photosynthesis Slideshow Play

Energy expenditure for physical activity Student activity Play

Energy expenditure for physical activity Whiteboard exercise Play

Erosion Student activity Play

Examples of biological weathering Illustration Play

Examples of sedimentary rocks Slideshow Play

Examples of weathering Slideshow Play

Formulating a chemical equation Whiteboard exercise Play

Formulating a chemical equation (1) Student activity Play

Freeze-and-thaw weathering Illustration Play

Geological changes: weathering Class activity Play

Geological changes: weathering Whiteboard presentation Play

Glowing of platinum in a burner flame: a physical change Animation Play

Health and physical activity Slideshow Play

Heating and cooling curves Student activity Play