The Earth's Gravity Exerts No Torque on a Satellite Orbiting

question 41

Multiple Choice

The Earth's gravity exerts no torque on a satellite orbiting the Earth in an elliptical orbit.Compare the motion of the satellite at the point nearest the Earth (perigee) to the motion at the point farthest from the Earth (apogee) .At these two points:

• A) the tangential velocities are the same.
• B) the angular velocities are the same.
• C) the angular momenta are the same.
• D) the kinetic energies are the same.

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Definitions:

Senators

Members of the senate, the upper chamber of the legislature in many countries, responsible for making and passing laws.

Electoral Votes

The votes cast by electors in the Electoral College, determining the winner of U.S. presidential elections.

House

Often referring to the House of Representatives, it is one of the two chambers of the United States Congress, the other being the Senate; members are elected to represent districts within states.

Senate

One of the two houses of the legislature in many countries, often tasked with reviewing and consenting to legislation, appointments, and treaties.