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7th Gr. Voc 1-13
Weeks 1-3
Question | Answer |
---|---|
weight | a measure of the force of gravity on an object |
mass | amount of matter in something (grams) |
balance | instrument used to measure weight or mass |
volume | amount of space an object or substance takes up (L or cm³) |
graduated cylinder | glass container with markings used to measure volume of liguids |
meniscus | curved surface of a liquid where it meets the sides of its container |
density | amount of mass in a given volume of a substance ( d |
thermometer | device used to measure temperature |
microscope | an instrument that is used to magnify or enlarge the features of objects |
atmosphere | Earth’s air, which is made up of a thin layer of gases, solids, and liquids; forms a protective layer around the planet and is divided into five distinct layers. |
barometer | an instrument used to measure atmospheric pressure |
ionosphere | layer of electrically charged particles in the thermosphere that absorbs AM radio waves during the day and reflects them back at night |
ozone layer | layer of the stratosphere with a high concentration of ozone; absorbs most of the Sun’s harmful ultraviolet radiation |