9559560
Beschreibung
Quiz von Anita Thomer, aktualisiert more than 1 year ago
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Erstellt von Anita Thomer
vor mehr als 7 Jahre
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Anything that has mass and takes up space:
[blank_start]matter[blank_end]
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matter
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An explanation or representation of something that cannot be seen:
[blank_start]model[blank_end]
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model
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A collection of atoms that all have the same number of protons:
[blank_start]element[blank_end]
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element
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Chemicals that result from atoms linking together:
[blank_start]molecules[blank_end]
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molecules
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A change that affects the appearance but not the chemical makeup of a substance:
[blank_start]physical[blank_end] change
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physical
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A change that alters the makeup of the elements or molecules of a substance:
[blank_start]chemical[blank_end] change
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chemical
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One of three forms: solid liquid or gas - which every substance is capable of attaining:
[blank_start]phase[blank_end]
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phase
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The random motion of molecules from an area of high concentration to an area of low concentration:
[blank_start]diffusion[blank_end]
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diffusion
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A measurement of how much solute exists within a certain volume of solvent:
[blank_start]concentration[blank_end]
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concentration
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A membrane that allows some molecules to pass through but does not allow other molecules to pass through:
[blank_start]semipermeable[blank_end] membrane
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semipermeable
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The tendency of a solvent to travel across a semipermeable membrane into areas of higher solute concentration:
[blank_start]osmosis[blank_end]
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osmosis
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A substance that alters the speed of a chemical reaction but is not used up in the process:
[blank_start]catalyst[blank_end]
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catalyst
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A molecule that contains only carbon and any of the following: hydrogen, oxygen, nitrogen, sulfur, and/or phosphorous:
[blank_start]organic[blank_end] molecule
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organic
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The process by which living organisms produce larger molecules from smaller ones:
[blank_start]biosynthesis[blank_end]
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biosynthesis
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Two different molecules that have the same chemical formula:
[blank_start]isomers[blank_end]
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isomers
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Simple carbohydrates that contain 3 to 10 carbon atoms:
[blank_start]monosaccharides[blank_end]
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monosaccharides
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Carbohydrates that are made up of two monosaccharides:
[blank_start]disaccharides[blank_end]
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disaccharides
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Carbohydrates that are made up of more than two monosaccharides:
[blank_start]polysaccharides[blank_end]
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polysaccharides
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A chemical reaction in which molecules combine by removing water:
[blank_start]dehydration[blank_end] reaction
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dehydration
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Breaking down complex molecules by the chemical addition of water:
[blank_start]hydrolysis[blank_end]
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hydrolysis
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Lacking any affinity to water:
[blank_start]hydrophobic[blank_end]
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hydrophobic
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A lipid made from fatty acids that have no double bonds between carbon atoms:
[blank_start]saturated fat[blank_end]
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saturated fat
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A lipid made from fatty acids that have at least one double bond between carbon atoms:
[blank_start]unsaturated fat[blank_end]
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unsaturated fat
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A bond that links amino acids together in a protein:
[blank_start]peptide bond[blank_end]
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peptide bond
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A strong attraction between hydrogen atoms and certain other atoms (usually oxygen and nitrogen) in specific molecules:
[blank_start]hydrogen bond[blank_end]
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hydrogen bond
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A special class of proteins that are used as catalysts:
[blank_start]enzymes[blank_end]
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enzymes
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