WorksheetsPhysical Science CH 19 The Solar System
Total questions: 63
Worksheet time: 32mins
From Earth, ____is a planet visible to the naked eye.
Mercury
the sun
the moon
Neptune
All planets in the solar system revolve around
the sun.
Earth.
sun
None of these
A lunar eclipse occurs when positions of the sun, the moon, and Earth are such that one of these objects is between the other two. During a lunar eclipse, which object is between the other two?
Earth
moon
sun
none of these
A solar eclipse occurs when positions of the sun, moon, and Earth are such that one of these objects is between the other two. During a solar eclipse, which object is between the other two?
sun
moon
Earth
None of these
Phases of the moon are caused by ____ shadow.
Earth's
the moon's
the sun's
none of these
The moon orbits
Earth.
the sun.
Saturn.
Mercury.
Tides on Earth are caused primarily by
the moon's gravitational force.
the sun's gravitational force.
Earth's landscape.
Jupiter's gravitational force.
Tides are observed around Earth's
atmosphere.
plains.
mountains.
coastal areas.
Venus is known for its
enormous size.
thick atmosphere.
ring system.
abundance of life.
____ is the only planet in the solar system known to sustain life.
Uranus.
Mercury.
Earth.
Pluto.
Olympus Mons, a volcano on ____, is the largest mountain in the solar system.
Venus
the moon
Earth
Mars
The Great Red Spot, a hurricane-like storm with twice the diameter of Earth, is found on
Jupiter.
Saturn.
Titan.
the sun.
The inner planets are called terrestrial because they
have no atmosphere.
are small and highly dense.
have Earth-like oceans.
are visible from Earth.
All four outer planets are
terrestrial planets.
gas giants.
very small.
close to the sun.
Earth's temperature is moderated by its
orbit around the sun.
hydrosphere.
continents.
satellite.
Earth's atmosphere protects its from
high-energy solar particles.
ultraviolet radiation.
space debris.
all of these.
Gas giants are known for their
rocky exteriors.
ring structures.
lack of satellites.
closeness to the sun.
Aristotle first proposed that ____ was at the center of the solar system.
the sun
the moon
Earth
Jupiter
Ptolemy proposed that the sun, moon, and planets orbited Earth in
ellipses.
squares.
spheres.
circles.
In 1687, ____ explained that gravitational forces hold the solar system together.
Newton
Copernicus
Halley
Galileo
Kepler correctly proposed that the planets orbited the sun in ____ orbits.
circular
elliptical
linear
spherical
According to the _____ hypothesis, the solar system formed from a cloud of dust and gas.
nebular
accretion
Galilean
Newtonian
The nebular hypothesis explains
why the inner and outer planets differ.
why the planets have separate orbits.
the presence of comets and asteroids.
all of these
Comets are probably made from leftover matter from the formation of
the solar system.
Earth.
the gas giants.
the sun.
Astronomers believe ____ was originally a part of Earth.
the sun
the moon
Jupiter
Mars
According to the current theory, the moon formed
together with Earth.
separately from Earth.
from a portion of Earth.
from leftover matter.
The moon's surface is covered with
craters.
oceans.
ice.
an atmosphere.
The solar system is held together by
orbits.
oceans.
ice.
gravity
When the moon is full, the ___ is between the ___ and the ___.
moon, sun, Earth
sun, Earth, moon
Earth, moon, sun
moon, sun, Mercury
The moon affects Earth by casting
seasons.
night and day.
tides.
earthquakes.
Without the force of the sun's gravity, Earth would
move closer to the sun.
fly off into space.
continue in its orbit.
stop moving.
During which phase of the moon could Earth cause a lunar eclipse?
new
crescent
gibbous
full
Earth and ____ other planets orbit the sun.
seven
six
nine
eight
In what phase could the moon cause a solar eclipse?
new
crescent
gibbous
full
The largest body in the solar system is
Earth.
Jupiter.
the moon.
the sun.
The mass of the sun is about ____ times larger than the mass of Earth.
30
3,000
300,000
30,000,000
Who originally theorized that Earth was the center of the solar system?
Ptolemy
Aristotle
Newton
Copernicus
According to Copernicus' model of the solar system,
the sun orbits Earth.
Earth orbits the sun.
the planets orbit Earth.
Earth orbits the moon.
According to the nebular hypothesis, the planets of the solar system
are pieces of a larger planet.
formed from small particles.
are comets captured by the sun.
formed before the big bang.
The age of our solar system is approximately
6,000 years old
4.6 billion years old
4.6 million years old
15 billion years old
A rock that strikes Earth is called a
meteor.
meteorite.
meteoroid.
all of these.
By measuring small gravitational wobbles in stars, astronomers have discovered
many new asteroids.
the third moon of Mars.
more than 100 comets.
more than 200 exoplanets.
The asteroid belt is found between Jupiter and
Saturn.
Uranus.
Mars.
Neptune.
According to the nebular hypothesis, the solar system formed
quickly, from a large explosion.
quickly, from a cloud of gas.
slowly, from a large explosion.
slowly, from a cloud of gas.
Most comets come from the
Oort cloud.
stars.
rings of Saturn.
sun's corona.
Scientists believe Earth's moon was
captured by Earth's gravity.
formed at the same time as Earth.
originally part of Earth.
formed before Earth.
All of the planets in our solar system
give off their own light.
appear int eh same position nightly.
have thick atmospheres.
orbit the sun.
The solar system is held together by
gravitational forces.
inertia.
angular momentum.
electrostatic forces.
During a solar eclipse
the moon blocks out the sun.
the sun blocks out the moon.
the moon blocks out Earth.
Earth blocks out the sun.
Many small bodies composed of ice and rock lie
between Earth and Mars.
between the sun and Earth.
beyond the gas giants.
beyond the Kuiper Belt.
Mercury is characterized by
a thick atmosphere.
large volumes of water.
very extreme temperatures.
high atmospheric pressure.
The Great Red Spot is believed to be a giant storm in the atmosphere of
Mars.
Jupiter.
Saturn.
Neptune.
Terrestrial planets have similar
atmospheres.
lifeforms.
compositions.
Neptune.
A body that orbits a star other than the sun is known as a
satellite.
exoplanet.
asteroid.
dwarf planet.
Aristotle believed that planets orbit the
sun.
Earth.
moon.
stars.
Planets may have been formed out of material orbiting the early sun through the process of
solidification.
sedimentation.
accretion.
radiation.
There are ___ planets that orbit the sun.
7
8
9
10
Gravity keeps planets from
crashing into the sun.
losing their atmospheres.
flying off into space.
none of these.
During a lunar eclipse
the moon blocks out the sun.
the sun blocks out the moon.
the moon blocks out Earth.
Earth blocks out the sun.
Which of the following is not an inner planet?
Venus
Mars
Jupiter
Earth
____ all ow Earth to sustain life.
Liquid water and an oxygen-rich atmosphere
Animals and plants
The moon's craters and maria
Ice and a methane-rich atmosphere
The inner planets are separated from the outer planets by
the Oort cloud.
an asteroid belt.
the Milky Way.
the moon's orbit.
Scientists have discovered 200 exoplanets by measuring small
temperature changes in stars.
orbits of stars.
masses of stars.
gravitational wobbles in stars.
