Semester 2 Final Question Preview (ID: 42699)
Semester 2 Final Review.
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How can humans help problems associated with groundwater?
a) Fill sinkholes with concrete
b) Treating groundwater as a nonrenewable resource
c) Throw all wastes on the ground
d) Lower the water table by pumping out of a well
In sedimentary rocks, what can they tell you about the past?
a) They are clues to how and where the rocks formed
b) They do not tell us anything
c) That older rocks are on top of newer rocks
d) All of the above
Density is the volume (the space it takes up) of something divided by its mass
a) True
b) False
c)
d)
Hardness is ___.
a) Describes how light is reflected from the surface of a mineral
b) The tendency of a mineral to cleave, or break along flat, even surfaces
c) The measure of the resistance of a mineral to being scratched
d) The color of a mineral in its powdered form
Streak is ___.
a) Describes how light is reflected from the surface of a mineral
b) The tendency of a mineral to cleave, or break along flat, even surfaces
c) The measure of the resistance of a mineral to being scratched
d) The color of a mineral in its powdered form
What characteristics are needed to identify rocks?
a) Composition and texture
b) Color and hardness
c) Streak and cleavage
d) Fracture and density
Metamorphic rocks form from completely melting rock into magma and the magma cools
a) True
b) False
c)
d)
Sedimentary rocks form by ___.
a) melted rock (magma) cools
b) heat and pressure alters existing rock
c) existing rock is weathered, eroded, deposited, and finally cemented and compacted together
d) volcanoes erupting
Igneous rocks form by ___.
a) melted rock (magma) cools
b) heat and pressure alters existing rock
c) existing rock is weathered, eroded, deposited, and finally cemented and compacted together
d) volcanoes erupting
Why do we have seasons?
a) Earth does not have seasons
b) The rotation of Earth on its axis
c) Earths position relative to the sun continually changes as it travels along its orbit, but its tilt does not change
d) Earths position relative to the sun continually changes as it travels along its orbit, and its tilt changes along with it
Why do oceans have a major effect of global climate?
a) Oceans cool faster compared to air
b) Oceans holds a large amount of heat which effects the circulation of water
c) Oceans increase the levels of carbon dioxide
d) All of the above
What is convection?
a) Unequal heating and cooling
b) Two adjoining air masses having contrasting characteristics
c) The process of turning from a liquid to a gas
d) Energy transferred from one object to another because of the difference in the objects temperature
What is the ultimate source of winds, ocean currents, the water cycle, and global climate?
a) The Moon
b) The Sun
c) The tilt of Earth
d) Humans
How does Earth’s atmosphere affect climate and energy absorption?
a) The amount of precipitation
b) Orographic lifting
c) Greenhouse effect
d) Earths seasonal rotation around the sun
Where are most of the gasses in the atmosphere?
a) Lower atmosphere (troposphere)
b) Middle of the atmosphere (mesosphere)
c) Middle of the atmosphere (stratosphere)
d) Upper atmosphere (thermosphere)
What is a front?
a) Ration of the airs actual water vapor content compared with the amount of water vapor air can hold at that temperature and
b) Unequal heating and cooling
c) When air flows together and rises
d) The boundary between two adjoining air masses having contrasting characteristics
What happens when pressure changes?
a) Wind
b) Humidity
c) Convergence
d) Precipitation
What is the difference between weather and climate?
a) Weather is never changing and climate is weather data that has been collected over many years to describe a place or regio
b) Weather is data that has been collected over many years to describe a place or region and climate is constantly changing
c) Weather is constantly changing and climate is weather data that has been collected over may years to describe a place or r
d) Weather is data that is collected over many years to describe a place or region and climate does not change
What is the closest star to Earth?
a) Sirius
b) Vega
c) The Sun
d) North Star
What galaxy is Earth in?
a) Milky Way
b) Andromeda
c) Spiral
d) Sombrero
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