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OAA science vocab#3

air pressure the force put on a given area by the weight of air above it
atmosphere the blanket of gases that surrounds earth
barometer a device or tool used for measuring air pressure
condensation the changing of a gas into a liquid
cirrus cloud a high-altitude cloud with a feather-like shape made of ice crystals
cumulus cloud a puffy cloud that appears to rise up from a flat bottom
evaporation the slow changing of a liquid into a gas
humidity the amount of water vapor in the air
precipitation any form of water particles that falls from the atmosphere and reaches the ground
stratus cloud a cloud that forms in a blanket-like layer
invertebrate an animal that does not have a backbone
vertebrate an animal that does have a backbone
anemometer an instrument for measuring the speed and the wind
troposphere the lowest layer of the atmosphere where weather and cloud formation occur
rain gauge an instrument or device used for measuring rainfall
wind vane a device, as a rod to which a freely rotating pointer is attached for indicating the direction of the wind
pan balance an instrument for determining weight typically including a pan on each of two sides
microscope an optical instrument having a magnifying lens for inspecting objects too small to be seen by the unaided eye
physical properties an observation or measurement which can include appearance texture color odor and others
technology the use of scientific knowledge to solve practical problems
scientific method the steps that scientists use to learn and study the world around them
weathering the various mechanical and chemical processes the cause exposed rocks to decompose
rapid Earth processes evidence of changes on Earth in examples as volcanic eruptions landslides and earthquakes
slow Earth processes evidence of changes on Earth in such examples as erosion weathering deposition and mountain building
design process the set of steps that engineers or designers use to come up with solutions that solve problems or meet needs
Created by: Christopher10



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