100 Award-Winning Science Fair ProjectsScience is at work everywhere - in the kitchen, up in the sky down in the ground, and all around us in plants, animals, machines, even the mind. Here are 100 ways to show how it works and come out tops at school project time. - Stir up chemical magic - Turn a copper pot green with oxidation - Prove that computers emit radio waves - Show off medieval ballistics - - Create virtual 3-D with a polarised lens - Simulate rock abrasion - - Chemists & Cooks - Earth & Sky - Mechanics & Motion - Sparks & Waves - - Light & Sound - Eye & Mind - Plants & Animals - Stars & Planets - * Serious learning about real science is hidden in this away-from-school entertainment for 8-12 year olds. Impress your science teacher! |
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Page 193
... dial , draw a line from the num- ber 12 to the center of the circle and mark a point 1 inch from the center . 11 ... dial throughout the day . 13. To tell the time with your sundial , look at the shadow the gnomon casts against the dial ...
... dial , draw a line from the num- ber 12 to the center of the circle and mark a point 1 inch from the center . 11 ... dial throughout the day . 13. To tell the time with your sundial , look at the shadow the gnomon casts against the dial ...
Page 199
... dial so that its pointer indicates the correct month on the main dial . Note : If you need light for setting up the clock , wrap a flashlight in red cellophane . The light from the flashlight is sufficient for reading but won't ruin ...
... dial so that its pointer indicates the correct month on the main dial . Note : If you need light for setting up the clock , wrap a flashlight in red cellophane . The light from the flashlight is sufficient for reading but won't ruin ...
Page 201
... dial to the stand with a thumbtack . Make sure the dial rotates freely . Using the Lunar Locator Procedure 1. Find what day of the lunar month it is by checking a newspaper . Use the pencil to lightly mark the corresponding box of your dial ...
... dial to the stand with a thumbtack . Make sure the dial rotates freely . Using the Lunar Locator Procedure 1. Find what day of the lunar month it is by checking a newspaper . Use the pencil to lightly mark the corresponding box of your dial ...
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Common terms and phrases
allow angle Attach ball birefringent bottle bucket cardboard carefully cellophane circle clay color compass contour line Craft knife create cubic dial diameter drawing Drill dune Earth Earth-to-Sun Distance edge electrical electrophorus Explanation Felt-tip marking pen foam board glass glue hanger hole inches inferior planets Leyden jar light liquid magnet Masking tape Measure Mercator projection metal meter methyl salicylate microphyle mirrors molds Moon move nail Need needle paper clip pencil pendulum Phenakistoscope philodendron phonograph photographs piece Place plant plaster plastic Pluto plywood polarized poster board potato Procedure protractor Quakemaster Record your observations refractive index Repeat step Result rotate rubber bands ruler salt sand scientists screen screw seeds side soap soil spoon square star star clock station stereoscopic string strip Stroboscopic Styrofoam sugar surface teaspoon test tube tracing waves wooden dowel yardstick