Orbital Motion Answers

Which object would be considered to be in free fall?

Once an object enters orbit, what keeps the object moving sideways?

A group of scientists is trying to launch an object into orbit, and the object is traveling at 6500 m/s. Which best explains why the object will not successfully orbit Earth?

The orbital period of an object is 2 × 107 s and its total radius is 4 × 1010 m. The tangential speed of the satellite is m/s. (Round to the nearest whole number, do not add any punctuation.)

Why are satellites placed into orbit at least 150 km above Earth’s surface?

Which formula can be used to find the tangential speed of an orbiting object?

Which best explains why astronauts appear weightless when they are in a space shuttle orbiting Earth?

decreasesincreasescontinuously fluctuatesstays constant

What causes a satellite to move tangentially to a circular path?

Lexy used the formula shown to calculate the force of gravity on a space shuttle.Fg = G