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1st Semester Term Review SCFCS: 6th Grade Science

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
The investigation and exploration of natural events and the new information that results from those investigations.   science  
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An educated guess.   hypothesis  
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The act of using your senses in an experiment.   observation  
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A statement of what will happen next in a sequence of events.   prediction  
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This has been proven over and over in repeated experiments.   scientific theory  
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A rule that describes a pattern in nature.   scientific law  
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An international system of measurement.   international system of units  
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Any factor that can have one or more value in an experiment.   variable  
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The Earth system that contains all living things.   biosphere  
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A mixture of gases from layers around the Earth.   atmosphere  
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The system that contains all of the water on Earth.   hydrosphere  
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The solid part of the Earth.   geosphere  
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Naturally occurring inorganic solids that have crystal structures and chemical compositions.   Minerals  
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The frozen portion of water on the Earth's surface.   cryosphere  
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A process where we take salt out of water. water cycle This includes evaporation, condensation, precipitation.   desalination  
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The state of the atmosphere at a certain time and place.   weather  
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The average weather pattern for a region over a long period of time.   Climate  
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The process that moves large bodies of Earth materials to higher elevations.   uplift  
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The physical and chemical processes that change objects on the Earth's surface over time.   weathering  
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When physical processes naturally break rocks into smaller pieces.   mechanical weathering  
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This combines the element oxygen with other elements or molecules.   Oxidation  
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Changes the materials that are part of rock into new materials.   chemical weathering  
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This substance contains sand, silt and clay.   soil  
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The process of changing once living material into organic matter.   decomposition  
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The shape and steepness of a landscape.   topography  
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All of the organisms that live in a region.   biota  
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The removal of weathered material from one location to another.   erosion  
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The laying down or settling of eroded material.   deposition  
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A broad, C-shaped curve in a stream.   meander  
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A large deposit of sediment that forms where a stream enters a large body of water.   delta  
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A pile of windblown sand.   dune  
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The downhill movement of large masses of rock.   mass wasting  
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A rapid, downhill movement of soil, loose rocks, and boulders.   landslide  
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A large mass of ice that formed on land and moves slowly across the Earth's surface.   glacier  
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A mixture of various sizes of sediment deposited by a glacier.   Till  
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Water in gaseous form.   water vapor  
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The atmospheric layer that is closest to the Earth's surface.   troposphere  
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The middle layer of the Earth's atmosphere.   mesosphere  
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The transfer of energy by electromagnetic waves.   radiation  
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The transfer of thermal energy by the movement of particles within matter.   convection  
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The transfer of thermal energy by collisions between particles of matter.   conduction  
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A mixture of dust, acids and other chemicals that can be hazardous to human health.   particulate matter  
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This falls below seven on the pH scale.   acid  
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If something is higher than 7 on the pH scale, it is __________.   alkaline  
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When something is 7 on the pH scale, it is __________.   neutral  
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This is the only gas that can change to a solid, it is how dry ice forms.   carbon dioxide  
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A hypothesis should ALWAYS be written in this type of statement.   if then  
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This is how fast water can through a substance.   porosity  
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These worms work best to make a compost pile.   red wigglers  
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You should never put meat products , bread or outdoor plant matter in an indoor ___________ _________.   compost bin  
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Anything that is living or was living is ______________.   organic  
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Scientists study these to help people become better prepared for when they happen in the future.   naturaldisasters  
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This is the center of all volcanic and earthquake activity.   ringoffire  
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Sustained winds in a counterclockwise motion, heavy rain, storm surge in the Northern Hemisphere: You might be experiencing this natural disaster   hurricane  
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Buildings collapsing, ground shaking: You are experiencing this type of natural disaster.   earthquake  
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These high waves are caused by earthquakes under the ocean.   tsunami  
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The opposite of a hurricane, which occur in the southern hemisphere. They spin clockwise.   typhoons  
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