A vicious dog is pulling his owner with 150N of force. If the owner is dragged 40 meters, how much work did the dog do?

A flat coil is in a uniform magnetic field. The magnetic flux through the coil is greatest when the plane of its area is

What creates a bubble of hot ionized gas?

A student hangs a balloon from a string then rubs it on their hair and releases it. They rub a second balloon on their hair then move it towards the hanging balloon the moving balloon moves away because ...

For parallel and series circuits with the same resistances and voltage; the series circuit has a smaller total current. True or false?

Describe how private citizens have a voice in which projects the federal government will fund

Water is a compound. O A. True B. False

How do air quality scientists ensure the air is cleaned? What steps do they take?

Is a mirrors surface opaque or transparent or translucent?

Sound waves can combine to become bigger or smaller true or false

Archimedes supposedly was asked to determine whether a crown made for the king consisted of pure gold (density of gold is 19.3 * 103 kg/m3). According to legend, he solved this problem by weighing the crown first in air and then in water.