Kepler's second law of planetary motion is known as the law of

How to find current in a series circuit

A horizontal 800 N merry go round is a solid disk of radius 1.50 m, started from rest by a constant horizontal force of 50.0 N applied tangentially to the edge of the disk. Find the kinetic energy of the disk after 3.00 s.

Two asteroids, one with a mass of 6x1012kg, the other with a mass of of 3x109kg, are separated by 70,000m. how large is the force of gravity between them?

What is the acceleration of a 10.5 kg mass pushed by a 50.5 n force

How many grandfather clocks could you power with the same amount of power as is used by a single light bulb?

Choose all that represent ways that Venus is different than Earth. a. The atmosphere of Earth is thicker than Venus b. Only Earth's atmosphere traps heat c. The atmosphere of Venus is thicker than Earth's. d.

calculate the force exerted on a rocket given that the propelling gases are expelled at a rate of 1500 kg/s with a speed of 4.0x10^4 (at the moment of take off)

Which of the following statements about electrons is not true? A) Electrons orbit the nucleus rather like planets orbiting the Sun. B) Within an atom, an electron can have only particular energies.

In longitude waves, the medium moves parallel to the direction of energy transport

Thomsonâs experiment is credited with the discovery of which particle?