Identify the locations of Earth's water, both oceanic and fresh
What will be an ideal response?
Answer: Ninety-seven percent of Earth's water is in the oceans and about 2% is frozen in polar ice caps and glaciers. The remaining 1% consists of water vapor in the atmosphere, water in the ground, and water in streams and lakes.
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After rolling halfway down an incline, a marble's kinetic energy is
A) less than its potential energy. B) greater than its potential energy. C) the same as its potential energy.
A charged particle with charge + 5.0 ?C is initially at rest. It is accelerated through a potential difference of 500 V. What is the kinetic energy of this charged particle?
A) 2.5 × 10-3 J/m B) 2.5 × 10-3 J C) 2500 J D) 2500 J/m E) 0 J
A neutral hollow spherical conducting shell of inner radius 1.00 cm and outer radius 3.00 cm has a +2.00-µC point charge placed at its center. Find the surface charge density (a) on the inner surface of the shell
(b) on the outer surface of the shell.
The pale-green, gaseous element named ______________ was used as a poisonous gas in World War I
Fill in the blank(s) with correct word