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WorksheetsTopic 11 Sun, Moon, Earth Lessons 1 & 2
Total questions: 13
Worksheet time: 7mins
The sun is a ________ that has eight planets orbiting around it.
satellite
comet
star
constellation
A body that orbits a planet is called a __________.
comet
constellation
star
satellite
What is the name of a pattern or group of stars that people imagined look like figures, objects, or animals?
satellite
Halley's comet
Ursa Major
constellation
What does "geocentric" mean?
oval-shaped
earth-centered
sun-centered
small-centered
He began to observe that planets did not move in a circle around the sun, but rather the orbits were oval-shaped.
Nicolaus Copernicus
Johannes Kepler
Tycho Brahe
His calculations proved that shape of a planet's orbit is an ellipse, not a circle.
Johannes Kepler
Galileo Galilei
Nicolaus Copernicus
The Earth spins on this imaginary line called
rotation
axis
horizon
revolution
The motion of the Earth spinning around the imaginary line is called Earth's ...
revolution
horizon
axis
rotation
What word is used to describe one object moving around another object?
orbit
gravity
revolution
rotation
Which TWO factors determine the strength of the force of gravity?
distance between objects
size of the objects
masses of the objects
weights of the objects
Why does the sun shine more directly on the Earth's Northern Hemisphere during the summer months?
the rotation of the sun makes temperature warmer
the tilt of the Earth's axis tips the Northern Hemisphere toward the sun.
the gravitational pull toward the sun is stronger in August
Earth's orbit is nearest the sun in the summer
This event is the day when the sun appears at either the highest or lowest points in the sky. This occurs twice a year.
solstice
equinox
inertia
revolution
This event occurs twice a year when both night and day are 12 hours long.
equinox
solstice
rotation
seasons
