science Flash Cards

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Title: science
Description: exam
Number of Cards: 117
Save Count: 0
Author: navarromallory9
Created: 2011-12-11
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    • Question
    • Answer
    • Side 3
    • using scientific information from chemistry and biology to devise a plan to clean up a lake and make it healthy again describes what kind of science?
    • environmental
    • why is the world's loss of biodiversity a source of concern?
    • humans depend on other organisms for food and oxygen.
    • during the agricultural revolution.
    • plants and animals were domesticated.
    • ______________is a biodegradebale material that becomes a pollutant if allowed to accumulate more rapidly than it can decompse.
    • newspaper
    • ___________describes the depletion of a renewable resource.
    • mining coal
    • _____________has a stabilized or slow growing population.
    • canada
    • A sustainable world would be charecterized by..
    • indefinite existince of human populations in a helthy and proposperous condition.
    • according to the law of supply and demand, what would occur if the supply of oil declined and the demand remained the same?"
    • oil prices would increase.
    • an ecological footprint is the..
    • amount of land and ocean area needed to support one person.
    • compared to developing nations, devel,oped nations have..
    • greater personal wealth.
    • which of the fowllowing nations is a devloping nation?
    • Ethiopia
    • A resident of _____ is likely to leave the largest ecological footprint.
    • the united states
    • most of today's environmental problems bagan during which period in human history?
    • industrial revolution
    • using econominc considerations of resource use, the law of supply and demand describes...
    • the availablity of abundant resources
    • listing both the merits and expenses involved in implementing a particular environmental solution is an example of a...
    • costs and benifits analysis
    • the term biodiversity refers to..
    • the number a variety of the species thast live in an area.
    • undesired change in air, water, or soil?
    • pollution
    • humans lived in tribes using, fires to mantainthe praire...
    • hunter gatherer period
    • the study of living things and their interaction with their nonliving environment..
    • ecology
    • plants and animals were domesticated, human populations grew..
    • agricultural revolution.
    • social/ cultural value
    • the maintenanse of human communities, their values, and their traditions.
    • educational value
    • the accumulation, and sharing of knowledge
    • environmental value
    • the protection of natural resources
    • recreational value
    • human leisure activities
    • ethnical/ moral value
    • what is right or wrong
    • the classification and collection of data that are in the form of numbers is called...?
    • statistics
    • the group that does not recive the experimental treatment in an experiment is called the ..?
    • control group
    • scientists us statisics to..
    • analyze data
    • in an expirement the factor of intrest is called the...
    • variable
    • the average mass of a wolf in a pack of wolves is an example of...
    • mean
    • the model of a dinosouar is an example of a _______model
    • physical
    • the chance that an earthquake will occur in your town during the next year is an example of..
    • risk
    • the scientific method includes...
    • observing, hypothesizing, predicting, experimenting, and communicating results.
    • which step of the scientific method are scientists conducting when they photograph birds in flight?
    • observing
    • before you make a decsion using a desiscon- making model, what step must you take?
    • explore the consequenses of each option, consider which values apply to the issue, and gather information.
    • in a scientific investigation, it is important that the number of objects or events being exampled be...
    • large enough to give an accurate estimate for the whole population.
    • a good hypothesis is more than a guess because it..
    • makes logical sense
    • courisoity and imagination are important because they are...
    • ablities in scientist that help expand out knowledge.
    • what essiantal charcteristic does a good expirement have?
    • a control group is used
    • your parish is considering buying land to form a nature preserve. On this land, an endangered species of bird is known to breed. What is a possiable NEGATIVE short term cosequense to the parish making this purchase?
    • enviromental controls are made less strict outside the perserve area.
    • when making a decision about weather or not to build a dam, you are considering an economic value when you ask..?
    • how many jobs will building the dam generate?
    • the final three steps to the scientific method in order are?
    • drawing a conclusion, repeating expirements, and communicating results.
    • what kind of model would you use to represent the shape of the earth's surface beneath the ocean?
    • graphical
    • the chance that an event will happen
    • probability
    • numerical collection and classification of data
    • statistics
    • probability of an outcome that is unwanted
    • risk
    • systematic process for making decsions
    • decision making model
    • what scientists use to test a prediction whaen they can not use an expirement
    • correlation
    • it is 3d you can touch it, like a mini mall or a dinosaur in a mueseam.
    • a physical model
    • has variables and multiple numbers. an equation is an example of this type of an model.
    • a mathematical model.
    • any thing that can be graphed an example is a line graph.
    • graphical model.
    • the scientific method in order is..?
    • observations, hypothesis expirement, caontrol and expiremental groups, data, and last a conclusion.
    • volcanic ash mixed with water during an eruption
    • mudflow
    • the mixture of gases that make up the air we breathe
    • atmosphere
    • melted rock
    • magma
    • earths's thin outer layer
    • crust
    • removal and transport of surface material by wind or water
    • erosion
    • what is a producer of oxygen?
    • a plant
    • the ozone layer is located in the..?
    • stratosphere
    • the ritcher scale best describes the..
    • magnitude of an earthquake
    • the molten rock that is found in the upper mantle is..?
    • magma
    • what is not one of the compositional layers?
    • mantle
    • what is earth's densest atmospheric layer?
    • troposphere
    • in the thermosphere what decreases as altitude increases?
    • temperature and pressure
    • ___________causes air to be denser near earth's surface.
    • gravity
    • without the green hous effect, earth's atmosphere would be too_____too support life.
    • to cold
    • what includes all of the water on or near earth's surface?
    • hydrosphere
    • where is most of the fresh water on earth located?
    • in icecaps and glaciers
    • ocean water contains more________than fresh water.
    • salts
    • deep currents flow along the____.
    • ocean floor
    • surface currents circulate in different directions, depending on the__________in which they occur.
    • trphosphere
    • what is the layer of the oceaan extending from the base of the thermocline to the bottom of the ocean?
    • deep zone
    • with respectto energy earth is a?
    • closed system.
    • what part of earth encompasses all areas where organisms can obtain the energy they need?
    • biosphere
    • currents at the surface of the ocean are driven by...?
    • wind