Nuclear power plants require large volumes of to cool reactors and convert heat to electricity.
air
water
salt
uranium

Nuclear power plants require large volumes of water to cool reactors and convert heat to electricity. Water is a good conductor of thermal energy and is conducive for cooling reactors because it can easily absorb energy without application of anything.

1 the 4 is sig

get the total number of pieces of fruit and divide it by 4 to get the average. the result is the answer to the problem. 14 total number of fruits and there are 4 members. 14 divided by 4 is equals to 3.5.