Spaceship Earth Mystery #2 - Who Set the First Clock

Front

How many finger sections do you have on each hand, if you are counting with your thumb like an Ancient Egyptian?

Back

12

Front

How did the Ancient Egyptians break up the two twelve-hour periods?

Back

Into Day and Night

Front

If the Ancient Egyptians liked the number 12, why are there 24 hours in a day?

Back

Because the Ancient Egyptian separated the day and night into two twelve-hour periods.

Front

Why do we set our time in 24-hour periods?

Back

Because the Ancient Egyptians liked the number 12.

Front

What do sundials do?

Back

Tell the time by using the sun's shadow.

Front

What is the significance of the number 12 in Ancient Egyptian culture?

Back

The number 12 was significant as it was used to divide the day into two twelve-hour periods.

Front

What is a sundial?

Back

A device that tells the time by using the sun's shadow.

Front

How did Ancient Egyptians measure time during the day?

Back

They used sundials to measure time based on the position of the sun.

Front

What are the two main periods of the day according to Ancient Egyptians?

Back

Day and Night.

Front

Why is there a 24-hour day instead of a 12-hour day?

Back

Because the day is divided into two 12-hour periods.