The wattage of speaker describes the rate at which energy is converted from electrical energy to sound energy. This is the description of which of these?

A) Energy

B) Power

C) Transformation

D) Work

Can the earth sustain our infinite wants with its finite amount of resources? explain.

What is the strength of the beam in currituck beach lighthouse?

The diagra shows molecules in a fluid. Explain the sequence of events that happens when this fluid cools down. Be sure to focus on what happens to the molecules and to the fluid in general. Five events should be included in your answer.

What is the chemical formula for the binary compound nitrogen dioxide? A) (NO) 2 B) 1N2Ox C) NO2 D) nitro1oxide2

In the study of sound, one version of the law of tensions is: f1 = f2 √ (F1/F2) If f1 = 300, F2 = 60, and f2=260, find f1 to the nearest unit.

An originally stationary car with a mass of 1500 kg which velocity of 15 m/s, five second after starting. What is the car's acceleration? How much force was required to reach this acceleration

8. A force of 80 pounds on a rope is used to pull a box up a ramp inclined at 100 from the horizontal. The rope forms an angle of 330 with the horizontal. How much work is done pulling the box 25 feet along the ramp?

How many neutrons does element x have if its atomic number is 54 and its mass number is 151?

43 miliohms plus 270000 kiliohms

Why are the coldest places on earth found near the poles