The ability of a material to transfer heat or electric current is called

A. conductivity.

B. insulation.

C. porosity.

D. convection.

Which law describes the interactions between charged particles when they are not in contact? A. Faraday's Law B. Coulomb's Law C. Ohm's Law D. Interaction Law

While sitting in class your body exerts a force of 600 N on your chair. how much work did you do?

The energy carried by a wave is dependent upon its wavelength, frequency, and amplitude. So long as speed is constant, the energy of a wave will increase as a result of an increase in which of these characteristics?

A 60-kg woman in an elevator is accelerating upward at a rate of 1.2 m/s2. a. what is the net force acting upon the woman? b. what is the gravitational force acting upon the woman? c. what is the normal force pushing upward on the woman's feet?

If you push a cement brick and an ice block across a table with the same strength, which will travel further? Why? Explain which one would slide further.

Newtons first law states that no force is required to maintain motion in a straight line at a constant speed. If newtons first law is true, why must we continue to pedal a bicycle on a level surface to keep moving?

A box is lowered using a rope. If the acceleration of the box, is 3.3 m/s2 (downward) and its mass is 29.1 kg, what is the magnitude of the tension in the rope?

Why si system been developed? Give reason.

un objeto se lanza verticalmente hacia arriba con una velocidad de 40 km/h calcular el tiempo que tarda cuando alcanza su altura maxima

A 3.00 watt electric motor is plugged into an electrical outlet It takes the motor 30 00 seconds to lift a mass of 254.9 g a distance of 10.00 cm. In that time, the motor has used 90.