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The size and shapes of shadows change throughout the day

A person's shadow on the ground.

The shadows cast by objects on Earth change in length because the angle at which the Sun’s rays hit the object changes. Large angles – when the Sun is at the horizon – make long shadows. Small angles – when the Sun is at its highest point overhead – make short shadows.

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IMAGE: Public domain

Glossary

Rights: Public domain
Published: 5 July 2019Size: 1.1 MB
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