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I Wonder why Soap Makes Bubbles and Other Questions about Science
No preview available - 1994
air inside animals astronauts keep cool bathroom mirrors fog bike brakes bikes have tires body heat breathe oxygen bubbles cakes rise called water can't shine carbon dioxide gas cardboard carry heat energy changed into movement cocoa condenses Divers drop of water Earth need fizzy drinks Flashlight float full of air give off heat glass grass green Hang gliders helps to keep insulators keep swimming legs look shorter light bounce light spread liquid living things lots of air move movement energy need air need water periscope plants rainbows happen rays Reflected light rubber wetsuit Saucepan scientists shadows happen shine shorter under water shower sink skin sound travel squash stay alive stops straight lines called stretchy Sun's sunlight sunny sunny day surface tension swim bladder Swimmies help tiles tiny tires full tissue paper travel under water tread trumpeters blow raspberries vibrate Warm air water striders water to live water vapor whales