What to do. 1  Mix small amount of each food sample with distilled water to make a test liquid. 2  To a test tube, add 40 drops of liquid to be tested. 3  If testing more than one liquid, label each test tube with a marker.  Add 10 drops of Benedict's solution to each test 1  tube. Note any color change.
Niagara Falls: Annual Weather Averages. July is the hottest month in Niagara Falls with an average temperature of 22Â°C (72Â°F) and the coldest is January at -4Â°C (25Â°F). Average Temperature: Niagara Falls.
About Niagara Falls. 1  AKA Rainbow Falls.  Height: 183 ft (56 meters) tall at its highest point to the river. The free-fall to the rocks below varies between 75-110 feet (28-33.5 meters) with an average of about 85 feet (26 m). Roughly 10 feet taller than the Horseshoe Falls.