文档介绍：“Warm water freezes more quickly than cold water,”Sir Francis Bacon said that almost four hundred years few people belived him until that year Canadian scientist Geoge Kell proved the English physicist was filled one open bowl with cold filled another with warm put both bowls to the same low warm water froze first.
The lack of covers on the bowls was the of the warm water changed into evaporated[i'væpəreit] vt. 使……蒸发;使……脱水;使……消失vi. 蒸发,挥发;消失,失踪 into the air. This mean that less of the warm was left to so the warm water froze faster than the cold water.
( )1 Sir Francis Bacon was___
A an American scientist B a Canadian scientist C a French scientist D an English scientist
( )2 Most people didn’t believe Bacon that warm water___
A freezes more quickly than cold water B is qucker to evaporate than cold water
C is able to flow faster than cold water D is a little harder than cold water
( )3 The second paragraph tells why___
A Sir Bacon and were studying water together
B there is a screat inside the water
C water freezes in winter\
D the warm water froze first
( )4 Warm water can’t freeze faster if ___
A full B covered C put outside D changed
Warm water freezes more quickly than cold water,”Sir Francis Bacon said that almost four hundred years few people beli