Hydrosphere, chemical, physical, ect. vocabulary words.
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Mass | the amount of matter in an object
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| Weight | is a force due to the pull of gravity on an object.
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| Volume | is the amount of space occupied by a substance; size.
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| Density | is how much mass a material has per unit of volume. Denser materials have more matter in a given space than less dense materials. Density is found by dividing the mass of an object by its volume.
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| Appearance | is how something looks.
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| Odor | is the smell that a substance gives off. For example, vinegar has a pungent odor.
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| Texture | is how a substance feels to the touch. For example, sand has a grainy texture, while talc has a soft, fine texture.
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| Boiling Point | is the temperature at which a liquid changes to a gas. For water, it is 100 °C or 212 °F.
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| Melting/Freezing Point | is the temperature at which a liquid changes from a solid to a liquid. For water, it is 0 °C or 32 °F
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| Solubility | refers to the ability of a substance to dissolve in a solvent such as water or the amount of a substance that can dissolve in a certain amount of water.
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| Polarity | The distribution of electrical charge within a molecule of a substance.
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| Viscosity | refers to how easily a liquid is able to flow.
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| Conductivity | refers to the ability of a substance to transmit energy
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| Compressibility | refers to the ability of a given mass of a substance to decrease in volume in response to the application of an outside force.
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| Magnetism | The ability of a substance to respond to a magnetic field.
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| Reactivity | describes whether a substance reacts easily with other substances. For example, most metals will react with acids.
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| Unreactive Substance | substance does not react easily with most other substances. The noble gases are the least reactive elements
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| Flammability | describes the ability of a substance to ignite or burn
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| Combustibility | describes the ability of a substance to react rapidly with oxygen and release energy in the form of heat and/or light.
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| Natural Resources | materials from thr enviorment that are used by living things
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| Respiration | oxegyn is used to release the energy stored in food
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| Photosynthesis | a process by which some organisms use light energy from the sun to make nutrients in the form of carbohydrates
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| Desalination | seperates salt from seawater
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| Oceanography | the study of physical properties of oceans
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| Sonar | Sound Navigation And Ranging
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| benthos | organisms that live on or near the bottom of the ocean
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| plankton | tiny organisms that are moved by ocean currents
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| nekton | free-swimming organisms organsims that move independantly of currents
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| intertidal zone | the shoreline area that falls between the hightide mark & the low tide mark
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| neritic zone | the ocean area that slopes down from the edge of the shoreline toward the ocean floor
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| coral reef | a limestone deposit formed from coral shells
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| upwelling | the movement of nutrient rich waters from the deep ocean into shallow areas
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| oceanic zone | made up of the open waters of the ocean
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| hydothermal vents | cracks in the ocean crust that release mineral rich water that has been heated by Earth's interior
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| estuaries | are a unique ecosystem that forms where salty ocean water mixes with fresh water from rivers
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| photosynthesis | a food making process in which organisms use the energy in sunlight to combine carbon dioxide and water to produce sugars & oxegyn
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| consumer | an organism that obtains its food by eating other organisms
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| producer | an organism that makes its own food
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| decomposer | an organism that gets its food & energy by breaking down the remains of dead organisms
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| trophic level | each feeding level in an ecosystem is called a tropic level
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| food web | a diagram to show the interconnected network of food chains within an ecosystem
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| food chain | show the flow of energy from producer to different levels of consumers to decomposers
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| pH | measures how acidic or basic water is
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| turbidity | a measure of how clear water is
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| algal bloom | rapid growth of algae ecouraged by too many nutrients in the water
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| nitrates | nitrogen compounds used for growth by plants and algae
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| bioindicators | organisms or parts of organisms that are used to acsess ecosystem health
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| pollutant | any substance or form of energy that can cause harm to the environment and make it unfit for use by organisms
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| point-source pollution | pollution that comes from a single identifiable source
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| non-point-source pollution | pollution that comes from many places or a source that isn't easily identified
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| wastewater | water that runs into drains
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| wastewater treatment plant | a facility that processes water to remove wastes & then releases the clean water into a lake or stream
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| drain feild | a series of pipes that are buried under gravel or crushed rocks
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| septic system | a wastewater treatment system for an individual home or farm
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