150 SCIENCE EXPERIMENTS STEP-BY-STEP1963 |
Contents
SAFETY RULES | 3 |
SOLUTIONS AND PRECIPITATES | 10 |
CRYSTALS | 16 |
Copyright | |
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½ inch 16-inch wire acid anemometer Apparatus pencil atomic weight bacteria balloon blue bottle bottom bulb Bunsen burner carbon dioxide chemical Chemistry chloride circle color column cool copper crystals depressor dishes dissolves dry cell electricity electrons elements energy equal equation evaporates EXPERIMENT 1 Steps experiment will demonstrate Fill flame flexagon following experiment glass glue heat hold hole hydrogen ice cubes inches long isotope Judith Viorst Label light limewater litmus paper magic square magnet mirror molecules nail nephoscope neutrons nucleus Observations oxygen particles pencil and paper piece of cardboard plant protons Protozoa qualified adult supervision reaction Repeat steps rubber band ruler salt scissors side slide slide rule sodium sodium hydroxide soil solution square stand steel wool Steps EXPERIMENT straight pin straw string strip sugar sulfate tablespoons teaspoon temperature test tube triangle weather wind