If the temperature of an iron sphere is increased a. Its mass will decreaseb. Its density will increasec. Its density will decreased. Its density will remain unchanged

An object to charge 2.00 c is a pretty from a second object with the same charge by a distance of 1.50 m what is the electric force acting between the charges

A coal-burning power plant generates electrical power at a rate of 750 megawatts (MW), or 7.50 * 108 J/s. The plant has an overall efficiency of 35% for the conversion of heat to electricity.

A circle stretched out in opposite directions.

A 12-V battery is connected to an air-filled capacitor that consists of two parallel plates, each plate has an area of 7.60 cm2 . The separation between the plates of the capacitor is d = 0.30 cm.

What factor does the material, the amount of it, or its compression play in your egg surviving or not?

Voltage can exist without A. current. B. resistance. C. a closed circuit. D. all of these

During a football game, a receiver has just caught a pass and is standing still. Before he can move, a tackler, running at a velocity of 2.60 m/s, grabs and holds onto him so that they move off together with a velocity of 1.30 m/s.

What effect does an increase in temperature have on viscosity?

Aman tosses a jart upward with a velocity of 14.1 m/s a 60° angle

Describe accuracy, precision and best fit line.