When a certain wire is connected across a voltage of 1 v, the resulting current through the wire is 1

a. if we connect the same wire across a voltage of 2 v, the current will be?

The term atom is derived from?

After pushing away from each other, two objects have equal but opposite momentum. Which of the following is true for the total momentum of the system? A It is twice the momentum of one object. B It is zero. C It is less than the initial momentum.

The city council is considering discussing whether or not to put fluoride in the city's water supply. Many other towns add it already, but your town wants to research the topic before they make a decision.

A Ferris wheel at a carnival has a diameter of 58 feet. Suppose a passenger is traveling at 9 miles per hour. (A useful fact:.) (a) Find the angular speed of the wheel in radians per minute.

An autotransformer is used to reduce the voltage of a 100-kilovolt amp, 480-volt secondary of an isolated type transformer, to supply a 100-kilovolt amp load with 277 volts.

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a boy hears the echo of his own voice from a distance hill after 0.8 seconds. If the speed of sound in air is 340m/s, calculate the distance of the hill from the boy.

Which of the following are found in plant cells buh not animal cells?

The diagram shows the field lines near the poles, X and Y, of two magnets Based on the field lines, what are the poles of the magnets? O X: north Y south X: south Y north X north Y north Х Y X south Y south

Why is it safe to watch an eclipse of the Moon but not an eclipse of the Sun