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8TH GRADE SCIENCE - CHAPTER 2 REVIEW Flashcards | StudBud
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8TH GRADE SCIENCE - CHAPTER 2 REVIEW
8TH GRADE SCIENCE - CHAPTER 2 REVIEW
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THIS IS THE CHAPTER REVIEW FOR 8TH GRADE SCIENCE. CHAPTER 2 - THE SOLAR SYSTEM
Flashcards
30 cards
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Questions
30
Answers
1
What gives Mars its redish color?
lava from Olympus Mons
liquid water in gullies
ice caps of frozen carbon dioxide
soil rich in iron oxide
2
Which planet rotates on its side?
Earth
Pluto
Neptune
Uranus
3
Our solar system is part of the ____________________ star cluster
Ceres
Pluto
Milky Way
Orion
4
An astronomical unit (AU) is the average distance:
from Earth to the Sun
between Earth and the Moon
to the nearest star in the galaxy
to the edge of the solar system
5
A ball of gas, dust and ice that moves around the Sun in an oval-shaped orbit is called:
tide
phase of the Moon
comet
vomit
6
The collection of icy debris on the edge of our solar system is called:
the Milky Way
the Asteroid Belt
the Oort Cloud
the Kuiper Belt
7
The Sun is the center of the universe describes being:
geocentric
heliocentric
an astronomical unit
a comet
8
Which are not found on Mercury's surface?
high cliffs
sand dunes
impact craters
lava flows
9
Which describes a planet's speed as it orbits the Sun?
it increases then decreases
it does not change
it constantly increases
It constantly decreases
10
Which is a bright streak of light in Earth's atmospher?
a metorite
a comet
a meteroid
a meteor
11
The belief that Earth is the center of the universe is called:
being a Terrestrial planet
heliocentric
being a Jovian planet
geocentric
12
Which inner planet is the hottest?
Mercury
Mars
Venus
Jupiter
13
What dwarf planet orbits within the Asteroid Belt?
Makemake
Ceres
Jupiter
Pluto
14
What is the primary cause of the extremely high temperatures on the surface of Venus?
heat rising from the mantle
lack of an atmosphere
proximity to the Sun
the greenhouse effect
15
Astronomy is:
the study of a rotation
the study of drawf planets
the study of a curved path around an object
the study of the moon, stars, and other ojects in space
16
An object in motion wants to stay in motion or an object at rest wants to stay at rest describes:
force
inertia
gravity
axis
17
How are the terrestrial planets similar?
similar densities
similar rocky surfaces
similar periods of rotation
similar diameters
18
Which describes the greenhouse effect?
energy emitted by the Sun
effect of gravity on temperature
reflection of light from a planet
energy trapped by atmospher
19
Why do astronomers use astronomical units?
periods of revolution and rotation can only
distances between objects in the solar system are enormous
astronomical units are easy to convert to feet and inches
termperature differences on planets in the solar system are too extreme
20
Which best describes an asteroid?
round
icy
rocky
wet
21
Which two gases make up most of the outer planets?
ammonia and helium
hydrogen and helium
methane and hydrogen
ammonia and hydrogen
22
Which solar system object is the largest?
Saturn
Jupiter
Sun
Mercury
23
Earth moving between the Sun and the Moon blocking the Sun'srays from shining on the moon is a:
eclipse of the heart
solar eclipse
geocentric eclipse
lunar eclipse
24
Ice Giants contain a liquid mixture of water, ___________________, and ammonia.
oxygen
butane
mutant
methane
25
The Sun's __________________ and physical influence ends at the Oort Cloud.
physical
mental
emotional
gravitational
26
Which best describes the asteroid belt?
the region where comets originate
another name for the Oort cloud
millions of small rocky objects
large chunks of gas, dust, and ice
27
What orbits between the Terrestrial and Jovian planets?
the Oort Cloud
the Kuiper Belt
the Asteroid Belt
Pluto
28
Which is a terrestrial planet?
Venus
Ceres
Pluto
Neptune
29
The Galilean Moons are:
the Earth's moons
the four largest and brightest moons of Jupiter
a relatively small and rocky body that travels through space
meteorites
30
Which in not a characteristic of all planets?
exceed the total mass of nearby objects
have one or more moons
make an elliptical orbit around the Sun
have a nearly spherical shape
