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A sundial is not completely reliable because of the angle of the sun toward the earth at certain times of the year. It is also not perfectly reliable because of cloud covering that can obscure the readings.

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10y ago
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16y ago

Because when it is night and its dark you can't use it.

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Q: Why is sundial not completely reliable?
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Why is a sundial not a reliable way of telling the time?

A sundial relies on the position of the sun to cast a shadow, meaning it only works during daylight hours. It is also affected by factors such as the season, latitude, and obstacles blocking sunlight, making it less accurate than a clock.


What are common sayings using the word reliable?

"As reliable as the sun rising in the east." "You can always count on him, he's as reliable as clockwork." "Trust is built on being consistently reliable." "She's the most reliable person I know, like a rock in a storm."


What is a sentence with the word sundial in it?

I have a sundial in the garden.The sundial were the earliest form of clocks.


What came first the wheelbarrow or the sundial?

sundial


What did George Washington use to tell the time?

He used a portable sundial.


Which way to fix sundial?

The answer depends on what is wrog with the sundial.


What is pin of a sundial called?

The pin of a sundial is called a gnomon. It is the part of the sundial that casts a shadow onto the dial face to indicate the time.


How do you spell a sundial noman?

The vertical pointer on a sundial is the gnomon.


Who invented the first sundial?

Theodosius of Bithynia invented the sundial.


What name is given to a pointer on a sundial?

The pointer on a sundial is called a gnomon. It casts a shadow on the sundial face to indicate the time.


The shadow of a sundial is called?

The shadow of a sundial is called a gnomon. The gnomon is the part of the sundial that casts the shadow onto the dial, indicating the time.


What is the name of the arm of a sundial?

The raised arm of a sundial that indicates the time of day by its shadow is the gnomon (NO-mon). A sundial has but one arm, what do you mean by secondary arm?