SECTION 4
Questions 31-35
Complete the notes below.
Write NO MORE THAN TWO WORDS for each answer.
History of time-measurement
Primitive measurements by observing
Two time keepers:
• The 31……………
• Natural events, such as winds and rains, rivers flooding, plants flowering, and the cycles of breeding or 32…………… behaviour.
Precise measurements
They became important for organising activities for:
• 33……………
• 34……………
The oldest time keepers were discovered in Mesopotamia and 35……………
Questions 36-40
Complete the table below.
Write ONE WORD ONLY for each answer.
Time Keeper | Disadvantages |
The sundial | In different parts of the year, the time for day 36…………… |
The clepsydra (Water clock) | The changing pressure and 37…………… were what the flow of water still relied on. |
The 38…………… | The time duration was 39…………… |
Fire candle clock | The burning 40…………… or the rate of burning, was subject to the candles wax. |