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1.2.What changes occur in your shadow at noon?How did early humans know time? |
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Answer» At different times of the day, your shadow will be different because of the position of the sun. -Your shadow is small at noon because the sun is above you. In the morning and evening, your shadow will be tall. The lightcausesyour shadow to change. There was another more advanced shadow clock or sundial in use by the ancient Egyptians around 1500 BC. This shadow clock or sundial permitted one to measure the passage of hours within a day. Another veryearlyform of clock totellthetime was thewater clock. The water clock was used by the ancient Greeks |
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