Students study reflection in 2 mirrors. Students study reflection in 1 mirror. Graphing 30 Lenses and their Uses 1. Students determine the focal length of a convex lens. Students calculate the magnification of a lens.
Students make a refractor telescope.
Making a telescope 1. 31 Sound 1. Students make string telephones with various materials, and compare them. Comparing 32 Temperature and Heat 1. Students measure the temperature of 3 liquids as they are heated.