100 Award-winning Science Fair Projects |
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Page 197
... star clock that used the fixed position of the North Star , or Polaris , and concentric calen- dar wheels to determine the hour . The star clock is really just a simple extension of the analog clockface , applied to the apparent ...
... star clock that used the fixed position of the North Star , or Polaris , and concentric calen- dar wheels to determine the hour . The star clock is really just a simple extension of the analog clockface , applied to the apparent ...
Page 199
Glen Vecchione. Using the Star Clock Procedure 1. Take your clock out on a clear , starry night , preferably one without a full moon . 2. Rotate the time dial so that its pointer indicates the correct month on the main dial . Note : If ...
Glen Vecchione. Using the Star Clock Procedure 1. Take your clock out on a clear , starry night , preferably one without a full moon . 2. Rotate the time dial so that its pointer indicates the correct month on the main dial . Note : If ...
Page 208
... star ( s ) , 178-179 , 190-191 , 192 constellations , 178-179 , 190 clock , 197-199 coordinates , 178-179 pulsars , 190-191 Stars & Planets , 177-205 static friction , 138-139 Statue of Liberty , 14 stereoscope , 88 , 97 , 99-100 , 101 ...
... star ( s ) , 178-179 , 190-191 , 192 constellations , 178-179 , 190 clock , 197-199 coordinates , 178-179 pulsars , 190-191 Stars & Planets , 177-205 static friction , 138-139 Statue of Liberty , 14 stereoscope , 88 , 97 , 99-100 , 101 ...
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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