Middle School Words: List 1 for 8th Grade SCIENCE, random words are selected for the Word Quiz worksheet. This sheet is created dynamically, every sheet is different from the previous ones. You can download and print the worksheet from your browser directly.
1: any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
chemical element [__]
crustal deformation [__]
monohybrid cross [__]
constant velocity [__]
2: unrestricted ice sheets that once covered much of the northern continents but are now found only at high latitudes
pH [__]
recessive traits [__]
continental glaciation [__]
chemical reaction [__]
3: that part of the energy in a substance that can be released by a chemical reaction
continental drift [__]
chemical element [__]
chemical energy [__]
abiotic [__]
4: celestial object consisting of a nucleus of ice and dust and, when near the sun, a tail of gas and dust particles pointing away from the sun
continental glaciation [__]
acceleration [__]
comets [__]
control [__]
5: a genetic trait that results from the expression of the two recessive alleles
control [__]
recessive traits [__]
elements [__]
forces [__]
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