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 113
... Birefringence is a property of noncubic or anisotropic crystals . Unlike cubic or isotropic crystals , birefringent crystals ( including liq- uid crystals ) have a molecular structure that allows them to split light , not only in two ...
... Birefringence is a property of noncubic or anisotropic crystals . Unlike cubic or isotropic crystals , birefringent crystals ( including liq- uid crystals ) have a molecular structure that allows them to split light , not only in two ...
Page 116
... birefringent crystal . It also func- tions as the analyzer part of the polarizer- analyzer pair . Continually in motion , the molecules of sugar polarize the white light in ever - shifting planes or vectors . As each vec- tor shifts ...
... birefringent crystal . It also func- tions as the analyzer part of the polarizer- analyzer pair . Continually in motion , the molecules of sugar polarize the white light in ever - shifting planes or vectors . As each vec- tor shifts ...
Page 205
... Birefringence in a Sheet of Cellophane , 113-114 , 121 Bootes , 179 " Bounceability , " 144 brass , 14 , 74-75 calcite , 53 Calculate the Circumference of the Earth , 30-31 Calculate the Relative Distances of Planets , 183-185 Calculate ...
... Birefringence in a Sheet of Cellophane , 113-114 , 121 Bootes , 179 " Bounceability , " 144 brass , 14 , 74-75 calcite , 53 Calculate the Circumference of the Earth , 30-31 Calculate the Relative Distances of Planets , 183-185 Calculate ...
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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