What is the difference between the charges on a balloon rubbed in your hair and a glass rod rubbed with silk? why?

What keeps a star inflated against the pull of gravity, which wants the whole thing to collapse on the core?

Two very large parallel plates of charge are separated by 1.5 cm. The potential difference between the plates is 450 V. A small, positively charged particle flies horizontally between the plates with a speed of 3 x 10^5 m/s.

An experiment is designed to test the relationship between the initial height of a basketball before it is dropped to the height of its rebound bounce. The height of the rebound bounce is measured using a scale positioned behind the ball.

A 12 kg cart is moving at the speed of. 25 m/s. After the speed of the cart is tripled the inertia of the cart will be.

2. Which are most closely associated with an element on the periodic table? A Those in the same state (i. e., solid, liquid, gas). B Those in the same column. Those in the same row.

Is the water in the U. S different than the water in Europe?

What gauge pressure is required in the city water mains for a stream from a fire hose connected to the mains to reach a vertical height of 16.0 m?

The height of a wave from the equilibrium is 1 meter. Which parameter of the wave does this distance represent

Astronomy can best be described as a/an a. daily horoscope. b. study of objects pertaining to the interior part of the Earth. c. study of objects beyond the Earth's atmosphere. d. Air Force pilot on a naval carrier.

If water is split to form hydrogen and oxygen - is this a change of state and wht