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According to Kepler's third law of planetary motion,
Mars
both Earth and the moon
tidally locked
Brahe
a planet's orbit is elliptical, with the sun at one focus of the ellipse.
the square of a planet's orbital period is directly proportional to the cube of its average distance from the sun
move faster
Galileo
According to Kepler's first law of planetary motion,
Mars
both Earth and the moon
tidally locked
Brahe
a planet's orbit is elliptical, with the sun at one focus of the ellipse.
the square of a planet's orbital period is directly proportional to the cube of its average distance from the sun
move faster
Galileo
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 _________.
Mars
both Earth and the moon
tidally locked
Brahe
a planet's orbit is elliptical, with the sun at one focus of the ellipse.
the square of a planet's orbital period is directly proportional to the cube of its average distance from the sun
move faster
Galileo
If the planets closer to the sun don't_______________, they'll fall into the sun.
Mars
both Earth and the moon
tidally locked
Brahe
a planet's orbit is elliptical, with the sun at one focus of the ellipse.
the square of a planet's orbital period is directly proportional to the cube of its average distance from the sun
move faster
Galileo
When a satellite always keeps the same side toward the object it is orbiting, the satellite is
Mars
both Earth and the moon
tidally locked
Brahe
a planet's orbit is elliptical, with the sun at one focus of the ellipse.
the square of a planet's orbital period is directly proportional to the cube of its average distance from the sun
move faster
Galileo
Which of the following space objects is a satellite?
Mars
both Earth and the moon
tidally locked
Brahe
a planet's orbit is elliptical, with the sun at one focus of the ellipse.
the square of a planet's orbital period is directly proportional to the cube of its average distance from the sun
move faster
Galileo
_________ observed “orbital anomalies” such as when Mars moved backward in its orbit.
Mars
both Earth and the moon
tidally locked
Brahe
a planet's orbit is elliptical, with the sun at one focus of the ellipse.
the square of a planet's orbital period is directly proportional to the cube of its average distance from the sun
move faster
Galileo
___________ designed and built his own telescope. This telescope could magnify objects up to 20X.
Mars
both Earth and the moon
tidally locked
Brahe
a planet's orbit is elliptical, with the sun at one focus of the ellipse.
the square of a planet's orbital period is directly proportional to the cube of its average distance from the sun
move faster
Galileo
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