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WorksheetsSpring 2018 Final Review
Total questions: 68
Worksheet time: 34mins
A solar eclipse occur 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 the above
the moon orbits
earth
sun
saturn
mercury
earth's atmosphere protects it from
high energy solar particles
ultraviolet radiation
space debris
all of the above
in 1687, ______ explained that gravitational forces hold the solar system together.
Newton
Copernicus
Halley
Galileo
The solar system is held together by
gravitational forces
inertia
angular momentum
electrostatic forces
______ allow 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 mass of the sun is about _______ times larger than the mass of the earth.
30
3000
30000
30000000
All stars
reflect light from the sun
appear to wander off their star paths
produce their own light
all of the above
Stars are held together by
ionic forces
magnetic forces
electrical forces
gravitational forces
Supergiant stars
form from red giants
fuse hydrogen into carbon
form planetary nebulae
form supernovas
Energy produced in a star's core moves through the star by
convection and fusion
radiation and fusion
convection and radiation
none of the above
The brightness of a star depends on its
temperature
size
distance from earth
all of the above
the sun will eventually end up as a
white dwarf
brown dwarf
neitron star
black hole
Stars produce energy by fusing hydrogen into
oxygen
iron
carbon
helium
A _______ is so massive and compressed that net even light can escape its gravity.
neutron star
black hole
protostar
supernova
A galaxy is a collection of _________ bound together by gravity
stars
superclusters
universes
none of the above
Our solar system is located in which of these galaxies?
andromeda
milky way
messier 87
fornax A
A star generates energy by
fission
photosynthesis
fusion
none of the above
Like 90% of all stars in our galaxy, the sun is
a red giant
a very young star
in midlife
none of the above
A light-year is a unit of
time
distance
mass
density
An observation of the red shift of galaxies suggests that the universe is
expanding
contracting
reversing
stagnant
The surface temperature of a star can be estimated based on the star's
size
color
age
mass
An astronomer observes four stars, each of which is a different color. Of these stars, the ____ star is the hottest
red
blue
yellow
green
A star is born when
gas and dust collpse inward
nuclear fusion starts in the core
the fusion of hydrogen slows down
the core becomes carbon and oxygen
The core is the hottest part of the sun with a temperature of about
50000 K
1000000 K
15000000 K
200000000 K
A convergent boundary occurs where two plates
move toward each other
move away from each other
move past each other
move over each other
a transform fault boundary occurs where two plates
move toward each other
move away from each other
move past each other
move over each other
a seismograph measures
how much the surface of earth moves during an earthquake
the speed of S waves
the force of the earthquake
the location of the epicenter
The magnitude of earthquakes is expressed using
the richter scale
the mercalli scale
the amplitude of the P waves
the Mohs' scale
weathering that does not alter the chemical composition of the rock is called
chemical weathering
physical weathering
biological weathering
acid weathering
what is the layer directly beneath earth's crust is called
oceanic crust
inner core
outer core
mantle
Where do most earthquakes occur
along convergent boundaries
at vents in earth's crust
near hot spots
along shifting plate boundaries
The location on earth's surface where most earthquake damage occurs is called the
focus
vent
epicenter
surface wave point
Longitudinal waves are called primary waves because they
are shaped like a P
reach recording stations first
only move across earth's surface
cause the most destruction
Which of the following statement is not true about the richter scale?
the richter scale measures the magnitude of an earthquake
earthquakes with equal ratings do not have the same severeity
the richter scale allows us to make predictions of earthquake severity
each step of the scale represents a 30-fold increase in energy released
what determines the severity of volcanic eruptions
composition of magma
size of the volcano
frequency of eruptions
number of vents
an igneous rock forms when molten rock
cools
hardens
crystallizes
all of the above
which of the following statements is not true about sedimentary rock
they are formed from compressed layers of sediment
they are formed when dissolved minerals fuse sediments together
they may contain old rocks
they are completely inorganic
almost all weather occurs in the
troposphere
stratosphere
mesosphere
thermosphere
of all the atmospheric layers, the troposphere has the
highest temperature
lowest temperature
highest density
lowest density
as distance from earth's surface increases, the temperature in the stratosphere
decreases
increases
remains the same
none of the above
ozone molecules are destroyed by
carbon dioxide molecules
chlorofluorocarbons (CFCs)
deoxyribonucleic acids
ultraviolet radiation
what waste product is released during photosynthesis is necessary for the survival of animals
carbon dioxide
nitrogen
oxygen
carbon monoxide
What does not produce carbon dioxide?
photosynthesis
animal respirations
burning fossil fuels
plant decay
How do living organisms return carbon to the atmosphere in the carbon cycle
respiration and photosynthesis
decomposition and respiration
photosynthesis and feeding
feeding and respiration
What molecule do trees get their carbon from
carbon dioxide
oxygen
nitrogen
protein
how does most of the carbon get into the atmosphere today
photosynthesis
decay
fossil fuel combustion
respiration
what is the most common way that nitrogen fixation occurs
nitrogen fixing bacteria
lightning
fossil fuel combustion
forest fires
which process releases nitrogen back into the atmosphere
denitrification
decay
nitrogen fixation
nitrification
once bacteria have fixed nitrogen it can be taken up into plants and animals where it is used in the production of
nitrogen oxides
carbohydrates
proteins
energy
nonpolar molecules have
no negative or positive ends
both negative and positive ends
only negative end
only positive end
when placed in the same container oil and water do not mix because
they are both polar
water is polar and oil is nonpolar
they are both nonpolar
water is nonpolar and oil is polar
which is not a unique property of water
frozen water floats
water retains large amount of heat
water molecules stick to each other
water cools rapidly
a water strider can "skate" along the top of a pond because
covalent bonds result in water cohesion
water striders have adapted to take advantage of water cohesion
hydrogen bonds result in water cohesion (surface tension)
low surface tension of water
______ clouds form at various altitudes from 500 m to 12 km
stratus
cirrus
cumulus
rain
clouds that are layers and sheet-like are
cirrus
stratus
cumulus
cirrostratus
the clouds that occur at the highest altitude are usually
cirrus
stratus
cumulus
nimbus
which cloud type is typically associated with thunderstorms
cirrostratus
altocumulus
cumulonimbus
cirrocumulus
unlike climate weather
changes from day to day
is the average weather of a region
is the weather conditions over many years
none of the above
with the input of solar energy water changes from a liquid to a gas during the process of
condensation
precipitation
evaporation
neutralization
sheet like clouds are called
cirrus
stratus
cumulus
nimbus
air becomes wind as it flows from
low pressure to low pressure
high pressure to high pressure
low pressure to high pressure
high pressure to low pressure
hurricanes rotate counterclockwise in the northern hemisphere because of the
doppler effect
coriolis effect
tilt of the earth
greenhouse effect
an observed change in the frequency of a wave when the source or observer is moving
universe
red shift
blue shift
big bang theory
doppler effect
theory that all matter and energy in the universe exploded ten to twenty billion years ago and began expanding in all directions
universe
red shift
blue shift
big bang theory
doppler effect
apparent shift toward shorter wavelengths of light when a luminous object moves toward the viewer
universe
red shift
blue shift
big bang theory
doppler effect
sum of all space matter and energy
universe
red shift
blue shift
big bang theory
doppler effect
apparent shift toward longer wavelengths of light when a luminous object moves away from the viewer
universe
red shift
blue shift
big bang theory
doppler effect
