WorksheetsChapter 28 Earth Science
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
About 99% of all matter contained in the solar nebula now exists in
a)
Nebula
b)
sun
c)
Moon
d)
planets
2.
Small bodies that orbit planets are called
a)
protoplanets.
b)
planetesimals
c)
comets
d)
moons
3.
The relationship between the average distance of a planet from the sun and the planet’s orbital period is described by the
a)
law of motion.
b)
law of equal area
c)
law of ellipses
d)
law of periods.
law of periods.
4.
Who proposed a heliocentric model of the universe, in which the planets revolve at different speeds around the sun?
a)
Galileo
b)
Kepler
c)
Copernicus
d)
Newton
5.
Which of the following laws describes the speed at which objects travel at different points in their orbits?
a)
law of ellipses
b)
law of eccentricity
c)
law of periods
d)
law of equal areas
6.
The law that describes how a planet orbits the sun is called the
a)
law of ellipses.
b)
law of equals
c)
law of orbital periods
d)
law of periods
7.
A region of the solar system just beyond Neptune’s orbit, which contains small bodies made mostly of ice, is called
a)
the Kuiper belt.
b)
an asteroid belt.
c)
Quasar.
d)
the outer atmosphere.
8.
Neptune’s Great Dark Spot is a(n)
a)
area that never faces the sun.
b)
ocean
c)
desert
d)
storm
9.
The least dense planet in the solar system is
a)
saturn
b)
uranus
c)
pluto
d)
jupiter
10.
Kepler’s first law states that planets orbit the sun in paths called
a)
periods
b)
cycles
c)
ellipses.
d)
elipicycles
11.
Kepler’s third law describes the relationship between the average distance of a planet from the sun and the planet’s
a)
orbital period.
b)
inertia.
c)
gravitational pull
d)
average temperature
12.
Which planet has volcanic regions that may still be active?
a)
Mars
b)
Venus
c)
jupiter
d)
moon
13.
Kepler’s second law states that equal areas are covered in equal amounts of time as an object
a)
spins on its axis.
b)
orbits the sun
c)
completes an eclipse.
d)
travels one light year.
14.
Which of the following separates the outer planets from the inner planets?
a)
Van Allen Belt
b)
the asteroid belt
c)
the Great Red Spot
d)
a large magnetic field
15.
A rotating cloud of gas and dust from which Earth’s solar system formed is called a(n)
a)
astronomical explosion.
b)
solar nebula
c)
supernova.
d)
solar eclipse
16.
When the solar system formed, smaller bodies joined together through collision and the force of gravity to form larger bodies called
a)
moons
b)
planetesimals
c)
planets
d)
protoplanets
17.
Jupiter’s Great Red Spot is a
a)
vast canyon
b)
massive volcano
c)
raging storm
d)
frozen ocean
18.
The majority of Jupiter is made up of
a)
nitrogen and oxygen.
b)
hydrogen and helium.
c)
rock and water.
d)
helium and oxygen.
19.
The asteroid belt can be found between which two planets? a. c. b. d.
a)
Saturn and Uranus
b)
Jupiter and Saturn
c)
Earth and Mars
d)
Mars and Jupiter
20.
Small bodies from which planets originated during the early formation of the solar system are called
a)
comets.
b)
asteroids.
c)
planetesimals
d)
protoplanets.
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