What type of energy is a hot cup of soup and is it mechanical or not?

A rubber rod can be charged negatively when it is rubbed with wool. predict what happens when you rub a copper rod with wool

A gemstone is a hard, colorful mineral with a glassy or shiny luster. True or False?

A coastline on Earth experienced a high tide at 6 a. m. At what approximate time will the next high tide occur, and why?

Can a body possess both kinetic and potential energy

Explain the difference between a physical equilibrium and a chemical equilibrium

What is the wavelength of an ekectromagnetic wave that has a frequency of 40,000 hz? the speed of light is 3x10^8 m/s?

Witch of the following is an example of a pull

Can two like charges attract each other

By applying a force of 50N, a pulley system can lift a box with a mass of 20 kg. What is the mechanical advantage of the pulley system?

Three capacitors C1 = 10.1 µF, C2 = 23.0 µF, and C3 = 29.4 µF are connected in series. To avoid breakdown of the capacitors, the maximum potential difference to which any of them can be individually charged is 125 V.