Can you place a banana in a bottle without using your hands? Amaze your friends with this party-trick science experiment. Watch carefully, because the banana is quicker than the eye in this split-second surprise. Moreover, it all has to do with molecules and air. Things Required:1/2 banana, peeledTea kettle with boiling waterA clean, long, narrow […]
In this simple but easy experiment you will investigate the effect that oxygen has on the darkening of a fruit. Things Required:AppleVitamin C tablet Directions:Cut the unpeeled apple in half. Crush the vitamin C tablet and sprinkle the powder over the cut surface of one of the halves of the apple. Allow both the sections
The purpose of this is to find the time taken by the release of bubbles produced by one Alka-Seltzer tablet. Things Required:1 Alka-Seltzer tabletSoda bottleClay ball, the size of a walnut18-inch piece of aquarium tubing jar Directions:Pour 1/4 cup of water into the soda bottle. Squeeze the clay around the tubing about 2 inches from
When its air is warmed, will a pop bottle pop its top? Things Required:A plastic 2-litre soda bottle with cap Directions:Wet the cap of the soda bottle and place it upside down on the top of the container. Gently place your hands around the bottle. Hold it, but do not squeeze it. This Is What
Make a model of a volcano that erupts as a real one in this easy step-by-step experiment. Things Required:Soda bottleBaking pan1 cup of vinegarBaking sodaRed food colouring dirt Directions:Place the soda bottle in the pan. Shape moist dirt around the bottle to form a mountain. Do not cover the mouth of the bottle and do
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Making yeast produce carbon dioxide is the aim of this easy experiment. Things Required:Soda bottle1 teaspoonful of sugar1/2 package powdered yeast9-inch balloon18 inches of aquarium tubingModelling clayLimewater (See experiment – Making Limewater for instructions.) Directions:Pour 1/2 package of yeast into the soda bottle. Fill the bottle one-half full with warm water. Add 1 teaspoonful of
How do you know air is real? Since it is invisible, you certainly can’t see it. Can you prove it really exists? The following experiment will give you the answer. Things Required:A stiff rubber pad or plastic lidA glass of water (clear plastic is best)A deep basin or pot almost filled with waterA medicine dropper
The purpose of this experiment is to test for the presence of CO2 gas in exhaled breath. Things Required:Limewater (See experiment – Making Limewater for instructions.)StrawPint jar Directions:Fill the jar one-half full with limewater. Use the straw to exhale into the limewater. Continue to exhale into the liquid until a distinctive colour is observed This
If all the icebergs in the seas were to melt, would the sea level rise? This very simple experiment will give us the answer, and it’s based on a very important compound chemist’s study-water! Things Required:A glass6 to 8 ice cubesWarm water Directions:Place as many ice cubes as you can intoa glass; then fill the
In this fun-filled experiment, make a gun out of soda bottle. Things Required:Soda bottlePetroleum jelly1/2 package dry yeast1 teaspoonful of sugar cork that fits the soda bottle Directions:Pour 1/2 package of yeast into the soda bottle. Fill the bottle one-half full with warm water. Add 1 teaspoonful of sugar. Place your thumb over the mouth
How to make Coke or soda to release its gas bubbles adding the particles of salt. Things Required:Small baby-food jar1 teaspoonful of table saltCoke or soda, any flavour carbonated beverage Directions:Fill the jar one-half full with the soda. Add 1 teaspoonful of salt to the soda. This Is What Happens:Bubbles form in theliquid; then foamappears
No, you won’t learn Spanish from this experiment, but you will learn how long it takes for vitamin C tablets to dissolve in hot or cool tap water (solubility). Things Required:2 vitamin C tabletsA glass of hot tap waterA glass of cool tap water Directions:Drop one vitamin C tablet in the cool tap waterand one
Have you ever wondered why bubbles in your coke or any soda drink try to escape from a glass of soda? Find out. Things Required:Small baby food jarSoda, any flavour carbonated beverage Directions:Fill the jar one-half full with soda. Set the jar on a table and observe the liquid. This Is What Happens:Small bubbles of
A fun-filled experiment that makes soap bubble solution and to blow soap bubbles. Things Required:Liquid dish soap9-inch piece of 20-gauge wire, any thin bendable wire will work.Cup Directions:Fill the cup one-half full with the dish soap. Add enough water to fill the cup. Stir. Make a 1½-inch-diameter loop in one end of the wire. Dip