Grade 11 m.4-p.49 Timekeeping devices

What devices were used to measure time in Ancient Egypt?

• water clocks

• obelisks

• oil-lamp

• clepsydras

What material was used to make sundials?

• metal

• water

• glass

• stone or wood

What device was used to measure time using the shadow created by the sun?

• oil- lamp

• water clock

• sundials and water clock

• sundials and obelisk

What building can be used to measure time using the shadow created by the sun?

• London Tower

• Burj Khalifa

• Eiffel Tower

• Washington Monument

What device used a water flow to measure time?

• oil-lamp

• clepsydras

• obelisks

• sundials

When were oil lamps popular for measuring time?

• in the nineteenth

• In the Ancient Babylon

• in the eighteenth century

• In the Ancient Greece