What happens when an electric charge passes through a circuit?

Two objects (38.0 and 17.0 kg) are connected by a massless string that passes over a massless, frictionless pulley. The pulley hangs from the ceiling. Find (a) the acceleration of the objects and (b) the tension in the string.

Why are electrical wires made with metals

What do sound waves and infrared waves have in common, what makes them different

Joe is on a cross-country trip from New York to Los Angeles. He drives for 45.0 min at 70.0 km/h, 10.0 min at 95 km/h, and 30.0 min at 55.0 km/h, and he spends 20.0 min eating lunch and buying gas.

The greatest problem with the use of nuclear power to generate electricity is its:

How does heat flow? A. Heat flows from all objects to all other objects. B. Heat flows from a warmer object to a colder object. C. Heat does not actually flow from one object to another.

Suppose you and a friend, each a mass of 60 kg, go to the park and get on a 4.0-m-diameter merry-go-round. You stand on the outside edge of the merry-go-round, while your friend pushes you so that you rotate once every 6.0 seconds.

What percent of Earth's surface is covered by land? 25 percent 50 percent 75 percent 90 percent

My older brother received a ticket for driving 80 miles per hour. This information describes my brother's

Why is it important to have national security as a citizen of the united states?