9559560
Descripción
Test por Anita Thomer, actualizado hace más de 1 año
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Creado por Anita Thomer
hace alrededor de 7 años
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Pregunta 1
Pregunta
Anything that has mass and takes up space:
[blank_start]matter[blank_end]
Respuesta
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matter
Pregunta 2
Pregunta
An explanation or representation of something that cannot be seen:
[blank_start]model[blank_end]
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model
Pregunta 3
Pregunta
A collection of atoms that all have the same number of protons:
[blank_start]element[blank_end]
Respuesta
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element
Pregunta 4
Pregunta
Chemicals that result from atoms linking together:
[blank_start]molecules[blank_end]
Respuesta
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molecules
Pregunta 5
Pregunta
A change that affects the appearance but not the chemical makeup of a substance:
[blank_start]physical[blank_end] change
Respuesta
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physical
Pregunta 6
Pregunta
A change that alters the makeup of the elements or molecules of a substance:
[blank_start]chemical[blank_end] change
Respuesta
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chemical
Pregunta 7
Pregunta
One of three forms: solid liquid or gas - which every substance is capable of attaining:
[blank_start]phase[blank_end]
Respuesta
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phase
Pregunta 8
Pregunta
The random motion of molecules from an area of high concentration to an area of low concentration:
[blank_start]diffusion[blank_end]
Respuesta
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diffusion
Pregunta 9
Pregunta
A measurement of how much solute exists within a certain volume of solvent:
[blank_start]concentration[blank_end]
Respuesta
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concentration
Pregunta 10
Pregunta
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
Pregunta 11
Pregunta
The tendency of a solvent to travel across a semipermeable membrane into areas of higher solute concentration:
[blank_start]osmosis[blank_end]
Respuesta
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osmosis
Pregunta 12
Pregunta
A substance that alters the speed of a chemical reaction but is not used up in the process:
[blank_start]catalyst[blank_end]
Respuesta
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catalyst
Pregunta 13
Pregunta
A molecule that contains only carbon and any of the following: hydrogen, oxygen, nitrogen, sulfur, and/or phosphorous:
[blank_start]organic[blank_end] molecule
Respuesta
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organic
Pregunta 14
Pregunta
The process by which living organisms produce larger molecules from smaller ones:
[blank_start]biosynthesis[blank_end]
Respuesta
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biosynthesis
Pregunta 15
Pregunta
Two different molecules that have the same chemical formula:
[blank_start]isomers[blank_end]
Respuesta
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isomers
Pregunta 16
Pregunta
Simple carbohydrates that contain 3 to 10 carbon atoms:
[blank_start]monosaccharides[blank_end]
Respuesta
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monosaccharides
Pregunta 17
Pregunta
Carbohydrates that are made up of two monosaccharides:
[blank_start]disaccharides[blank_end]
Respuesta
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disaccharides
Pregunta 18
Pregunta
Carbohydrates that are made up of more than two monosaccharides:
[blank_start]polysaccharides[blank_end]
Respuesta
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polysaccharides
Pregunta 19
Pregunta
A chemical reaction in which molecules combine by removing water:
[blank_start]dehydration[blank_end] reaction
Respuesta
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dehydration
Pregunta 20
Pregunta
Breaking down complex molecules by the chemical addition of water:
[blank_start]hydrolysis[blank_end]
Respuesta
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hydrolysis
Pregunta 21
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Lacking any affinity to water:
[blank_start]hydrophobic[blank_end]
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hydrophobic
Pregunta 22
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A lipid made from fatty acids that have no double bonds between carbon atoms:
[blank_start]saturated fat[blank_end]
Respuesta
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saturated fat
Pregunta 23
Pregunta
A lipid made from fatty acids that have at least one double bond between carbon atoms:
[blank_start]unsaturated fat[blank_end]
Respuesta
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unsaturated fat
Pregunta 24
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A bond that links amino acids together in a protein:
[blank_start]peptide bond[blank_end]
Respuesta
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peptide bond
Pregunta 25
Pregunta
A strong attraction between hydrogen atoms and certain other atoms (usually oxygen and nitrogen) in specific molecules:
[blank_start]hydrogen bond[blank_end]
Respuesta
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hydrogen bond
Pregunta 26
Pregunta
A special class of proteins that are used as catalysts:
[blank_start]enzymes[blank_end]
Respuesta
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enzymes
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