Save
Busy. Please wait.
Log in with Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

Username is available taken
show password

Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Question

A representation of an object, process, or phenomenon is called a (n)
click to flip
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know

Question

In a closed system, the only thing that can enter or leave is
Remaining cards (128)
Know
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Earth Science

Midterm Review

QuestionAnswer
A representation of an object, process, or phenomenon is called a (n) model
In a closed system, the only thing that can enter or leave is energy
A beaker of water is healed over laboratory burner. This is an example of a (n) open system
A test tube containing plant material and water is sealed and left in sunlight. This is an example of a (n) closed system
One reason Earth is not entirely a closed system is because the atmosphere loses hydrogen to space
The gaseous envelope surrounding Earth is called the atmosphere
Most of Earth's fresh water is locked up in glacial ice
You are considered to be part of Earth's biosphere
The lava from volcano destroying a nearby forest is an example of the geosphere interacting with the biosphere
A canyon that is formed when rocky ground is eroded by a river is an example of the hydrosphere interacting with the geosphere
Pollution from the chimney of a factory is an example of the biosphere interacting with the atmosphere
Most of Earth's liquid form of water is in oceans
Phytoplankton play an important role in the carbon cycle because they convert carbon dioxide to methane
A sequence of events that repeals itself is known as a cycle
The carbon cycle is an example of a (n) geochemical cycle
The process of water exiting a plant through its leaves is known as transpiration
Which of the following statements about energy is true? Energy in a system cannot be completely recycled
Which of the following is not a way that carbon can enter the atmosphere? Photosynthesis
The major source of Earth's energy is solar energy
What would happen to the climate if Earth took in more energy than it released? The climate would get warmer
Logical explanations for events that happen nature are called theories
Recorded observations or measurements are called data
Proposed solutions to scientific problems are called hypotheses
Which of the following is usually the first step in the scientific method? stating the problem
Factors that are being tested in an experiment are called variables
The study of planets and other objects in space is called astronomy
The study of Earth's origin, history, and structure is called geology
The study of weather and climate is called meteorology
Which of the following is a unit of length? meter
Which of the following is a unit of volume? liter
The amount of matter in an object is called mass
Which of the following is a unit of volume? liter
All of the following are problems created by technology EXCEPT _______? overpopulation
The amount of space occupied by an object is called ______? volume
Density equals mass/volume
Which of the following is dangerous in a laboratory? leaving a lighted Bunsen burner unattended
If you are fooling around in the lab... you will get a zero
You should _________ taste chemicals. never
All waste should go in the trash. false
All liquids go in the sink. false
Which does NOT provide evidence that Earth is a sphere? the core's composition of nickle and iron
As a ship sails a steady course, the Big Dipper gets higher in the sky, while the Southern Cross gets lower. In what direction must the ship be sailing? north
In measuring the circumferences of Earth, Erasthenes needed to know all EXCEPT the rotation rate of Earth
Which best describes Earth's exact shape? slightly flattened at poles and slightly bulging at equator
Earth's shape is primarily the result of rotation
What is the density of an object with a mass of 90.4 g and a volume of 3 cm3 11.3
If Earth's interior was the same composition as the crust, Earth would most likely have a lower average density
Which best explains why the weight of an object is less at the equator than at the poles? Earth's shape is not a perfect sphere
What is the density of a material that has a mass of 10g and volume of 2cm3? 5
The distance between two locations on a sphere is 120 meters. If the two locations are also 30 degrees apart, what is the circumference of the sphere? 1440m
A polyconic map projection is used to make topographic maps
Latitude and longitude are shown correctly on all map projections
How many degrees of latitude, the number of kilometers in one degree of longitude is sometimes the same, usually less
The greatest number of degrees that a traveler can ever be from the prime meridian is 180
The kind of map scale indicated by 1:1000000 is numerical
Including sea level how many contour lines would be needed to show an island 125 feet high on a map with a contour interval of 20 feet? 7
Depression contours are used to show craters of volcanoes
A 40-foot contour line on a map with a contour interval of 10 feet has a single depression contour line inside it. What should the depression contour be labeled? 30 feet
A spot elevation of 1237 feet is shown on a topographic map. If the contour interval of the map is 20 feet, what is the value of the first contour line below the spot elevation? 1220 feet
One requirement for a substance to be a mineral is that the substance must formed naturally
The nucleus of an atom does NOT contain electrons
Atoms that have gained or lost electrons are called ions
An example of a native mineral is copper
The major portion of the volume of the silicate mineral is oxygen
Which of the mineral properties listed includes the descriptions conchoidal, fibrous, splintery, and irregular? fracture
A mineral property that cannot be determined by inspection is hardness
A mineral can be scratched by feldspar but scratches apatite what other mineral on Moh's scale would be expected to scratch this mineral? quartz
A mineral sample has a weight of eight newtons in air and six newtons in water. What is the specific gravity of the sample? (Hint: divide) 4
A mineral that glows under a ultraviolet light has the property of flourecense
The cooling and hardening of magma deep underground results in rocks classified as plutonic
An example of a plutonic rock is granite
Which is likely to have formed farthest from the shoreline? silty shade
Which pair of minerals would be found in a felsic rock? orthoclase and quartz
All rocks contain minerals
Which is NOT a feature of sedimentary rocks? porphyritic texture
Which most likely cooled and hardened underground? gabbro
According to James Hutton's principle of uniformitariansism, a river canyon is the result of the long, continued erosion by a river
Which best describes mafic magma? low silica content, dark color, thin and fluid
A rock that reacts to acid is limestone
Which is obtained from a nonrenewable resource? gasoline
Which statement about Earth's water is FALSE? Like air, water resources are evenly spread around the Earth
A result of plant respiration is carbon dioxide
The process of eutropication affects water
A form of pollution associated with nuclear power reactors is heat
Which process can result from irrigation and evaporation in a desert? salinization
Mineral reserves are total known deposits of ore
Nonmetallic mineral resources frequently used in constructionare sand and gravel
The type of coal that would be expected to pollute the air least is anthrocite
Which method of generating electricity does not involve a turbine? solar cells
A fossil fuel that can sometimes be obtained from shale is oil
Which energy source is renewed by falling rain? water power
An energy source that would be difficult to use in an area of nearly constant cloud cover is solar energy
Hydroelectric power generates electricity with running water
Which is NOT a concern when windmill farms are used to generate electricity? toxic wastes
Which is NOT a method of conserving nonrenewable resources? discovering new deposits of nonrenewable materials
The energy source associated with hot springs and volcanoes is geothermal
The main use of coal in the United States today is electricity generation
A fuel community found with natural gas is oil
Distance from population centers and pipe corrosion are two problems associated with the use of geothermal energy
Soil is a mixture of weathered rock and _______. decayed organic matter
The layer of soil that contains organisms and organic matter is called the ________ horizon. A
All of the following cause mechanical weathering except _______. moss
In addition to rock and organic matter, soil also includes _______. mineral fragments, water, air
Chemical weathering is more rapid in a ________ climate. tropical
Any material or force that moves sediments from place to place is called a (n) agent of erosion
Mounds of sand deposited by wind are called loess
A ridge deposited along the side of a glacier is called a lateral moraine
Which of the following is the slowest type of mass movement creep
A (n) _______ is formed when water empties into a lake, gulf, or ocean. delta
Green sands may be made of ________. olivine
The construction of a _______ is often part of a water diversion project. dam
Boating, swimming and scuba diving are examples of _______ uses of water. recreational
Runoff water ________. forms streams
The network of runoff channels that form a river is called a (an) drainage system
The crust and upper mantle make up Earth's _______ lithosphere
Less dense plates of the lithosphere float on the ______ asthenosphere
The ______ are mountains formed by the collision of the Indian plate and the Asian plate Himalayas
The formation and alignment of new iron mineral reflect that fact that Earth's ______ has reversed itself several times in its past. magnetic field
Plates move apart at ________ boundaries divergent
When the buildup of stress in Earth's crust is so great that rocks reach their _____ an earthquake occurs. elastic limit
A reverse fault is often located along a ______ plate boundary. convergent
_______ move through Earth by causing particles of rocks to move at right angles to the direction of the waves. S waves
To locate an earthquake's ________, scientists use information from three seismograph stations. epicenter
By noting the change in the speed and path of ______, scientists have been able to determine the structure of Earth's interior. seismic waves
Dikes are formed when ________. magma enters a vertical crack an hardens
A laccolith is created when _______. magma in a sill pushes up to form a rock dome
A mountain that forms when layers of lava and ash erupt and build up is a ________. volcano
Hot spots occur at _______. locations not at plate boundaries
Kilauea in Hawaii is the world's most _______ volcano. active
Created by: amartin82
 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards