Agallon of gasoline contains chemical energy. if you pour a gallon of gasoline into your car, you could drive for about 20 miles on the highway (about 20 minutes). you could choose instead to run a lawn mower for an hour with one gallon of gasoline. if the gasoline were to come in contact with a fire, the entire gallon would burn in less than a minute. which reaction has the most power?

What is the length x of the side of the triangle below? (hint: use the cosine function)

25pts the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.