Precisely how life began on Earth remains unclear. It is believed, however, that life started after the planet had cooled enough for bodies of water to form. Scientists have found fossilized single-celled microorganisms in rocks that date to approximately 3.5 billion years ago. Scientists believe that algae is one of the earliest forms of life on our planet.
A shaduf is a large pole balanced on a crossbeam, a rope and bucket on one end and a heavy counter weight at the other. By pulling the rope it lowered the bucket into the canal. The farmer then raised the bucket of water by pulling down on the weight. He then swung the pole around and emptied the bucket onto the field.
Explanation:
i think
he belivied that house fit for a president shoul reflect the moodest , by people goverment he was striving to create , Washington was sworn in at new york citys federal hall in 1789 .
GOOD LUCK