Movements In Space Part 3 Question Preview (ID: 30027)


How Do Objects Move In Space? TEACHERS: click here for quick copy question ID numbers.

Which of the following space objects is a satellite?
a) Earth only
b) the moon only
c) both Earth and the moon
d) neither Earth nor the moon

When a satellite always keeps the same side toward the object it is orbiting, the satellite is
a) artificial
b) natural
c) axially tilted
d) tidally locked

Which of the following natural phenomena is partly caused by Earth's revolution around the sun?
a) eclipses only
b) seasons only
c) solstices only
d) eclipses, seasons, and solstices

According to Kepler's third law of planetary motion,
a) the cube of a planet's orbital period is directly proportional to the square of its average distance from the sun
b) the square of a planet's orbital period is directly proportional to the cube of its average distance from the sun
c) the cube of a planet's orbital period is inversely proportional to the square of its average distance from the sun
d) the square of a planet's orbital period is inversely proportional to the cube of its average distance from the sun

According to Kepler's first law of planetary motion,
a) a planet's orbit is circular, with the sun at the center of the circle.
b) a planet's orbit is elliptical, with the sun at the center of the ellipse.
c) a planet's orbit is elliptical, with the sun at one focus of the ellipse.
d) a planet's orbit is elliptical, with the sun moving back and forth between the ellipse's two foci.

_________ observed “orbital anomalies” such as when Mars moved backward in its orbit.
a) Galileo
b) Kepler
c) Brahe
d) Newton

____________ is credited with developing the telescope which magnified objects up to 3X.
a) Brahe
b) Lippershey
c) Galileo
d) Kepler

___________ designed and built his own telescope. This telescope could magnify objects up to 20X.
a) Brahe
b) Kepler
c) Galileo
d) Newton

Kepler was Brahe’s assistant and they didn’t get along very well. Because of this, Brahe set Kepler the task of understanding the orbit of _________.
a) Mercury
b) Venus
c) Earth
d) Mars

If the planets closer to the sun don't_______________, they'll fall into the sun.
a) move slower
b) move faster
c) maintain a constant speed
d) none of the above

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