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6th Grade Earth Science Final Exam Flashcards | StudBud
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6th Grade Earth Science Final Exam
6th Grade Earth Science Final Exam
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6 Grade Earth Science Final Exam Review #platetectonics
Flashcards
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1
What is the relationship between rocks and minerals?
Minerals and rocks are both organic.
Rocks are not minerals.
Minerals are made of rocks.
Rocks are made of minerals.
2
What is the composition of soil?
Organic Material Only
Minerals Only
Rocks Only
Weathered Rock and Organic Material
3
What happens to density, pressure and temperature as you dig deeper into the Earth?
All decrease
All increase
Temperature and pressure decreases and density increases
Temperature and pressure increase and density decreases
4
If a fish fossil is found on top of a mountain, what does that tell you?
Mountain dwelling people bury their fish when they die.
Fish once lived on mountains.
Oceans form wherever they want.
The mountain was once oceanic crust and became continental.
5
The Mid-Atlantic Ridge is a divergent plate boundary located in the Atlantic Ocean. What is happening to this ocean?
The Atlantic Ocean is getting bigger.
The Atlantic Ocean shrinks one year and then gets bigger the next year.
The Atlantic Ocean is getting smaller.
The Atlantic Ocean is remaining the same size.
6
What is this a picture of and how did it form?
Barrier Island - River carries sediment to ocean & drops it
Delta - ocean carries sediment to river and drops it
Delta - River carries sediment to ocean and drops it
Barrier Island - ocean carries sediment to river & drops it
7
How does the density of material in Earth’s layers change with depth (as you go from the crust to the core)?
Density does not change with depth
Density increases with depth
Density decreases with depth
Density increases, then decreases with depth
8
Which layer of the Earth is solid iron and nickel?
Inner Core
Mantle
Crust
Outer Core
9
Explain how the Appalachian mountains formed in the U.S.
Convergent Boundary - Oceanic to Continental
Divergent Boundary - Oceanic to Oceanic
Divergent Boundary - Continental to Continental
Convergent Boundary - Continental to Continental
10
How does fossil evidence support Wegener’s hypothesis of continental drift?
Similar fossils found on different continents suggest Pangaea happened.
No similarities exist between fossils on different continents.
Fossil evidence suggests that the continents have always been in same place
Plant and animal fossils show evidence of changes in Earth’s polarity.
11
Why are fossil fuels considered nonrenewable resources if they are still forming today?
We are using fossil fuels faster than they can form.
The fossil fuels are being broken down by natural processes.
They are being formed as a type of methane which we can't use
They are being formed too far beneath the surface.
12
When fossil fuels run out, what type of energy source will we begin to use?
Renewable
Natural Gas
Coal
Oil
13
Students are investigating the layers of Earth. Which question can be answered during the investigation?
Why does the temp & pressure decrease as you move towards the core?
Why do both temp and pressure stay the same as you move towards the core?
Why does temp increase & pressure decrease as you move towards the core?
Why do both the temp & pressure increase as you move towards the core?
14
Which of the following is the BEST way to explain how convection currents work?
Warm, more dense magma rises & cool, less dense magma sinks
Warm, less dense magma rises & cool, more dense magma sinks
Cool, more dense magma rises & warm, less dense magma sinks
Cool, less dense magma rises & warm, more dense magma sinks
15
Which layer of the Earth is the thinnest?
Outer Core
Mantle
Crust
Inner Core
16
Deposition is the dropping off of sediment. Which does NOT cause deposition to occur?
Waves crashing on the shore
High temperature in the area
Strong winds blowing
Moving water in a river
17
Which BEST shows the relationship between erosion and deposition?
Waves carry sediment and drop it to make a barrier island
Big rocks hitting smaller rocks and breaking them down
Waves crashing against a rock and breaking it down.
Dropping sand on a beach
18
Power plants that put water underground to heat up & return as steam to make energy are making
geothermal energy - renewable resource
wind energy - renewable resource
biomass - nonrenewable resource
solar energy - nonrenewable resource
19
Which of the following is the biggest contributor of global warming over the past 100 years?
Raising cattle
Using electronics
Burning fossil fuels
Earth spinning on its axis
20
Which layer of the Earth is liquid (molten) iron and nickel?
Mantle
Inner Core
Outer Core
Crust
21
Which process breaks down a rock and causes the minerals to change inside of a rock?
Deposition
Mechanical Weathering
Chemical Weathering
Erosion
22
Why do earthquakes and volcanoes form on the Ring of Fire more than anywhere else on Earth?
Because it is in the middle of a country
Because it is a plate boundary
Because it is in the middle of a continent
Because it is on fire
23
What process can change a rock into a metamorphic rock?
weathering and erosion
heating and cooling
heat and pressure
heat and erosion
24
While visiting a volcano on vacation, you noticed a black rock on the ground. What type of rock did you find?
Extrusive Igneous
Foliated Metamorphic
Non-foliated metamorphic
Intrusive Igneous
25
What process can change a rock into a sediment?
heating and cooling
weathering and cooling
weathering and erosion
heat and pressure
26
From lowest to highest temperature, which is the correct order of Earth’s layers?
Crust, mantle, inner core, outer core
Inner core, outer core, mantle, crust
Mantle, crust, outer core, inner core
Crust, mantle, outer core, inner core
27
Why does the Atlantic Ocean get bigger each year?
Volcanic Mountains (Convergent Boundary)
Mid-Atlantic Ridge (Divergent Boundary)
Earthquakes (Transform Boundary)
The spinning of Earth on its axis
28
Which question would be the LEAST helpful in determining how a beach formed on the bank of a river?
Was there a lot of rain that moved and deposited the sand?
Was gravity causing sediment to fall down mountain & deposit by the river?
Was there a change in temp that caused the beach to form?
Was there a lot of wind that dropped the sand and caused the beach to form?
29
Which of the following BEST explains what is happening at point B?
Tectonic plates colliding at a convergent boundary, creating a trench.
Tectonic plates colliding at divergent boundary, creating rift valley.
Tectonic plates dividing at convergent boundaries, creating volcanoes.
Tectonics plates diverging, creating a mid-ocean ridge.
30
Which of the following BEST explains what happens at a subduction zone?
Oceanic plate converges with continental plate. Oceanic plate goes down.
Oceanic plate converges with continental plate. No plates get pushed down.
Oceanic plate converges with continental plate. Continental plate goes down
Oceanic plate converges with continental plate. Both plates get pushed down
31
Describe what causes an earthquake.
Convection in the lithosphere stop, which causes the plates to shake.
Convection in asthenosphere move plates. Plates get stuck then make EQ.
Convection in the asthenosphere stop, which causes the plates to shake.
Convection in the asthenosphere speed up which causes the plates to shake.
32
Which of the following is an example of water conservation?
Repairing leaky faucets.
Turning off faucets while brushing your teeth.
Using rainwater to water your grass.
All of the choices.
33
What is the rapid moving of sediments down the side of a mountain known as?
Rill
Abrasion
Landslide
Gulley
34
What process can change a rock into an igneous rock?
weathering and cooling
heating and cooling
heat and pressure
weathering and erosion
35
What makes an object a mineral?
solid, natural, inorganic, non-crystal
solid, natural, organic, crystal
solid, natural, inorganic, crystal
liquid, natural, inorganic, crystal
36
Which layer of the Earth is the thickest?
Crust
Outer Core
Mantle
Inner Core
37
You have decided to stop using fossil fuels. What question would help you make this life change
What nonrenewable resources are available in your area?
What renewable resources are available in your area?
How many people live in your house?
How many times do you use technology in one day?
38
What is the relationship between greenhouse gases and global warming?
As greenhouse gases increase, global temperature remains the same.
As greenhouse gases increase, global temperature increases.
As greenhouse gases decrease, global temperature increases.
As greenhouse gases increase, global temperature decreases
39
Which question would BEST help determine if a resource is renewable or nonrenewable?
Does the resource take up more space than other resources?
Can the resource cause pollution?
Can the resource be replaced as fast as it is consumed?
Does the resource cost more than other resources?
40
Scientists were digging in Antarctica & found a tropical plant fossil. Which question should be asked to understand this
Did the plant fossil cross the ocean and get buried at the beach?
Did Antarctica have a different climate due to deep ocean currents?
Did the tropics get cold during an ice-age.
Did Antarctica once have a different climate due to plate tectonics?
41
Which activity would cause the most erosion?
Planting a garden in your backyard
Picking up trash by the highway
Planting trees at your school
Removing all of the trees to build a mall
42
Which type of rock most often forms in water?
Sedimentary
Metamorphic
Igneous
Talc
43
What is the name of this plate boundary and what geologic feature does it form?
Transform - Earthquakes
Convergent - Mountains
Convergent - Volcanic Mountains
Divergent - Mid-Ocean Ridge
44
There is a convergent plate boundary off the coast of South America. What would you find in the surrounding area?
mountains
volcanoes
All of the answer choices
trench
45
Which of the following statements about the Earth is FALSE?
The mantle is the thickest layer
The outer core is liquid iron
The inner core is liquid iron
The crust is where we live
46
Should coal be classified as a renewable or nonrenewable source? Why?
Nonrenewable because it can be replaced in our lifetime.
Renewable because it is replaced in our lifetime
Nonrenewable because it takes millions of years to replace.
Renewable because it takes millions of years to form
47
Where do earthquakes and volcanoes happen most often?
In the South
Up North
In the Lithosphere
Plate boundaries
48
Which layer of the soil profile has the MOST humus?
2
4
1
3
49
Which type of plate boundary creates new crust?
Convergent
Transform
Reverse
Divergent
50
What evidence supports Wegener’s theory of continental drift?
The oceans are rapidly growing larger
Continents fit together like puzzle pieces
Land masses are slowly growing larger
Earth’s core is made of iron and creates a magnetic field
51
Larry set up lab stations to test & identify minerals. Which station is not set up correctly?
Luster, Hardness, Fracture, Cleavage
Luster, Hardness, Streak, Fracture
Luster, Streak, Fracture, Length
Luster, Hardness, Streak, Cleavage
52
Given what you know about the layers of Earth, which of the following elements is probably the MOST dense?
Oxygen
Magnesium
Aluminum
Iron
53
What type of plate boundary forms a mid-ocean ridge?
Convergent
Reverse
Transform
Divergent
54
Which of the following actions causes the MOST global warming?
Placing garbage on the side of a road
Raising cattle
Burning fossil fuels in a factory
Acid rain polluting water
