integrated science final exam study guide 2014
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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| science is different from other subjects because it relies on testing what? | explanations
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| the work of a scientist usually begins with what? | observations
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| information gathered during observations or experiments is known as what? | data
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| a scientific what can be tested by experiments or observations? | hypothesis
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| a theory may be _______ or replaced | revised
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| theories unify a broad range of observations and __________ | hypotheses
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| what is a bias? | a personal preference; point of view
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| what are the characteristics of all living things? | use energy, develop and grow over time, maintain themselves, reproduce and evolve
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| what are the 3 particles that make up an atom? | protons, electrons, neutrons
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| what is found in the space surrounding the nucleus of an atom? | electrons
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| ___________ particles are particles that are smaller than an atom | subatomic
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| an atom's mass number is a combination on the number of __________ and ___________ the atom has | protons, electrons
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| an atom's ________ _________ is the same as the number of protons the atom has | atomic number
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| a __________ is a substance made by combining 2 or more elements | compound
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| how many atoms of hydrogen and oxygen are in 1 molecule of water? | 2 hydrogen. 1 oxygen
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| a _______ is a mixture in which the substances are evenly spread out | solution
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| when salt is dissolved into water, water is the ________ and salt is the __________ | solvent; solute
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| 3 phases of matter | solid, liquid, gas
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| liquid | substance that has a definite volume, but not a definite shape
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| solid | substance that has a definite volume and definite shape
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| gas | substance that has no definite shape or volume
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| group/family | vertical columns on the periodic table
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| period | horizontal rows on the periodic table
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| element | material consisting of only 1 type of atom
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| the cell nucleus stores | dna
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| alleles | different forms of a gene
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| physical property | property that describes physical characteristics of something
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| chemical property | something that characterizes substances ability to react with other substances
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| chemical change | reaction where something new is formed
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| physical change | change in state or appearance; nothing new is formed
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| what is the diffusion of water across a selectively permeable membrane? | osmosis
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| the cell membrane functions to regulate the ________ of materials into and out of the cell | passage
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| ______________ requires energy to move molecules across the membrane | active transport
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| the relatively constant internal physical conditions of an organism is known as what? | homeostasis
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| what is the first phase of mitosis? | prophase
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| gametes are produced by what process? | meiosis
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| during the cell cycle, the chromosomes are only visible during | interphase
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| sexual reproduction provides genetic __________ which is an advantage over asexual reproduction. | diversity
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| one difference between cell division in plant and animal cells is that plant cells have a ____________ | cell plate
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| mitosis results in the formation of __________ | diploid cells
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| meiosis results in the formation of __________ | haploid cells
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| at the end of meiosis, the result is ____ genetically ________ cells | 4; daughter
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| mitosis happens during the _______ phase of the cell cycle | m
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| dna is replicated during the ________ phase of the cell cycle | s
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| what converts energy in a plant cell? | mitochondria
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