An electrical drill has 100 J of chemical energy. Of the 100 J, 45 J are transformed into kinetic energy and 20 J are transformed into sound. The remaining energy is given off as thermal energy.

What is the thermal energy of the drill?

What is unit of density

Which kind of weather usually forms over the northwest united states in the summer because of maritime polar air masses?

Which of the following should maintain the appropriate temperature and humidity levels and provide closed-loop recirculating: a. Air-conditioning, b. Positive pressurization c. Ventilation

Person lifting a chair convert from what energy to another

Which of the following describes cohesive forces of water

How do the electrons in the bulb's filament, far from the battery and its emf, "know" that they should flow?

What occurs when an unstable atomic nucleus changes into other nuclei by emitting particles and energy

Can a simple machine's efficiency ever be greater than 100%? Explain your answer.

A fishbowl has a circular opening with a diameter of 13 cm. The fishbowl sits upright on a table in a magnetic field of 0.00110 T that is directed downward. What is the flux through the glass of the bowl? -1.5*10^-5 Wb -4.5*10^-4 Wb 0.0 Wb -5.

Why do cars need a cooling system in conjunction with the engine