a clock or watch
A sundial
A sundial is a way to tell time without a clock. It uses the sun and positions of shadows to tell the time. These are fairly accurate.
It cannot be used to tell the time of the day. It can only be used to tell the time interval that has passed. And if the flame is blown out, it doesn't work at all.
it is the big dipper, You can use the pointers of the Big Dipper as a star clock to tell the time.
The clock has been used to tell time on ships for centuries.
the pendulum is used to tell time
a clock is used to tell the time
It was used to tell time of what time of year it is. Not what time it is during the day.
a clock or watch
He used the poo
The marine chronometer is used to tell time on a ship. It was created in the 18th century and is very precise and accurate.
Because, they used a sundial to tell date and time.
Any of them, actually.
A sundial
A Clock.
They used the suns positions to tell the time. They used a device called a Sundail. For more information GOOGLE IT!!!!