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Please write a research paper on the history and development of electricity as a source of energy for the American home. The report should between two and four double-spaced pages in length. You will need at least two sources and you must cite your work properly with MLA format. 1. 220 versus 110 - what is the difference and what runs in our homes and why? 2. How are we supplied with electricity from the plant? 3. What is an electricity grid and how does it work? 4. How is electricity generated? Is there a back up?
A football is kicked at ground level with a speed of 15.0 m/s at an angle of 34.0° to the horizontal. How much later does it hit the ground
A submarine dives to a depth of 333 feet in the ocean. What is the force (in pounds) acting on a hatch that has an area of 4 square feet
A lens system consists of two lenses18.0 cm apart. The first lens is convex (converging) and has a focal length of 9.90 cm. An object is placed 3.96 cm in front of the first lens and produces an image 9.90 cm behind the second lens. What is the focal..
A light plane is headed due south with a speed of 190km/h relative to still air. After 1.00 hour, the pilot notices that they have covered only 137km, What is the wind velocity (magnitude)
a ships anchor chain is wrapped around a hollow steel drum of mass m 500 kg and radius r 0.5m. the drum is located on
A fisherman notices that his boat is moving up and down periodically without any horizontal motion, How fast are the waves traveling
You are given a sample of metal and asked to determine its specific heat. You weigh the sample and find that its weight is 28.9N. What is the sample's specific heat
a 60.0-kg mass person wishes to push a 100-kg mass box across a level floor. the coefficient of static friction between
the work done by an external force to move a -8.40 mu c charge from point a to point b is 1.30 times 10-3 j. if the
A shopper pushes a cart 39 m south down one aisle and then turns 90.0° west and moves 27 m. He then makes another 90.0° turn and moves 14 m.
Consider a container with a partition in the middle. The container is thermally isolated from the environment. Initially one half of the container is filled with gas A (N molecules) and the other half with gas B (also N molecules).
A car turns around a level ben of radius 12 m to the center of gravity of the car. What is the fastest speed the car can travel at without tending to overturn
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