Alight bulb is plugged into a 120-volt outlet and has a 0.7 a current in it. what is the power rating of the light bulb?

Aroller coaster car moving at a velocity of 30 meters/second has a momentum of 2.5 x 10^4 kilogram meters/second. what is its mass?

You notice a very one-dimensional-thinking snail crawling along one rail of a railroad track. naturally, you remove it to a safer place. but before you do, you observe it as it moves from position xi = -92.9 cm to position xf = -64.9 cm along the rail, as measured from a point where one rail abuts the next. what is the snail\'s displacement δx in centimeters?

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.