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Santa's Exam Review

1st Semester Term Review SCFCS: 6th Grade Science

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