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WorksheetsAstronomy Snapshot #1 Review
Total questions: 19
Worksheet time: 9mins
The apparent shifting of nearby objects with respect to distant ones as the position of the observer changes is called:
Peristalsis
Ex-Lax
Periscope
Parallax
The two most famous believers of the geocentric model of the universe were:
Orville and Wilbur Wright
Kepler and Tycho Brahe
Copernicus and Galileo
Aristotle and Ptolemy
Kepler's 1st Law of Planetary Motion states that each planet's path around the Sun is in the shape of a/an:
Ellipse
Ecliptic
Circle
Rhombus
Ptolemy hypothesized that planets travel in circular orbits centered around the Earth. He called these circular orbits __________.
Ellipses
Epicenters
Epicycles
Epic Cycles
Geocentric models place the _______ at the center of the universe?
Sun
Moon
Earth
Stars
________________ developed three laws of planetary motion.
Tycho Brahe
Aristotle
Johannes Kepler
Galileo Galilei
The second law of planetary motion has to do with the changing speeds of planets. As a planet gets closer to the sun it _________, and as it gets further away from the sun it _____________.
Speeds up, maintains constant speed
Speeds up, slows down
Slows down, speeds up
Slows down, maintains constant speed
The astronomer who is credited with developing a Heliocentric (sun-centered) system is:
Copernicus
Galileo
Ptolemy
Aristotle
What is the name for the group of constellations the Sun passes through on its apparent path along the ecliptic?
Galaxies
The Zodiac
Jupiter
The Ecliptic
Kepler’s third law of planetary motion implied that __________ holds the planets near the Sun.
Gravity
The Force
Magnets
Inertia
Where is the earth in the heliocentric model?
orbiting in the middle of the solar system
At the center of the solar system
orbiting the outskirts of the solar system
Not in a solar system
Where is earth in the geocentric model?
Orbiting around the middle of the solar system
At the center of the solar system
orbiting in the outskirts of the solar system
Not in a solar system
What is precession?
How bright a star actually is
slow movement of the rotation axis
the coordinate system measured in hours, minutes, and seconds
the coordinate measured in degrees
