The acquisition of electric charge without contact between charged and/or uncharged substances.

Given equation is F=mv * v/R what is the relationship exist between F and R?

Why isn't pluto considered a planet anymore?

A sphere made of rubber has a density of 1.00 g/cm3 and a radius of 8.00 cm. It falls through air of density 1.20 kg/m3 and has a drag coefficient of 0.500. What is its terminal speed (in m/s)

Can the instantaneous velocity of an object ever be greater in magnitude than the average velocity? Can it ever be less?

If you run 12m/s for 15 minutes, how far will you go explain?

1. The sun and other stars produce visible light by a. fluorescence. b. luminescence. c. incandescence. d. electroluminescence.

What are gravitons?

Which of the following would be considered basic science questions? A. How can cars be made safer? B. What is the best way to improve a gas engine? C. Why do many birds have colorful feathers? D. What are the stages in the life cycle of a star?

Which description does the phrase "mechanical advantage" most closely relate to?

The breaker of a certain circuit installed in a house shuts down at 10 amps. Can we connect a water heat of 2 kW to a power outlet of 240 V in this circuit?