Fountains often used to cool enclosed courtyards of houses in hot and dry countries. How does a fountain help lower the temperature of a

courtyard? (Hint: evaporation requires energy) *

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.

Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water

56.16 gregor mendel was the first scientist to use statistics to analyze scientific data. before mendel's experiments, scientists believed that organisms acquired traits from their environment and passed them on to their offspring. after mendel's discoveries were accepted, scientists realized that traits passed to offspring were the result of genes being passed from parents to offspring. this is an example of pls