Calculate the ideal mechanical advantageof a screwdriver that is used to open a paint can. The input arm is 18 cm and the output arm is .75 cm. Show your work.

The horse latitudes-high-pressure zones about 30 degrees north and 30 degrees south of the equator.-warm air traveling away from the equator cools and sinks-weather tends to be clear and drythe doldrums-low-pressure near equator-air rises and spreads out toward the poles-rising moist air produces clouds and heavy rainthe westerlies-blow from the west-move from the horse latitudes toward the poles.-bring storms across much of the united statesthe tradewinds-blow from the east-move from the horse latitudes toward the equator  -strong, steady winds

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The density of the block of iron is lees than the density of mercury but the density of the block of iron is greater than the density of water