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Snacks tagged with "ratio"

Science activity to understand the “cosmic coincidence” that makes solar eclipses possible.
Cosmic Coincidence

Discover the “cosmic coincidence” that makes solar eclipses possible!

Science activity that explores the relative sizes of the earth and moon and the distances between them
Earth and Moon

Create a scale model of the earth-moon system using different-sized spheres.

Science activity to model an eclipse.
Eclipse to Scale

Make a scale model of a total solar eclipse!

Science activity that demonstrates use of nonstandard measurements and simple ratios for estimating sizes or distances
Handy Measuring Tool

Measure the height of an object indirectly using your hand and a ratio.

Build an inclinometer, a tool that can measure the height of a distant object, no matter how far away it is
Height Sight

Find the height of a tree, paper rocket or North Star.

Science activity that demonstrates depth perception
Size and Distance

So close, yet so far away.

Science activity to learn about eclipses.
Solar Eclipses

Use your thumb to eclipse your friend!


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Attribution: Exploratorium Teacher Institute