Ch. 8 Science Word Scramble

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Question	Answer
a scientist who studies weather	meteorologist
basic cause of all weather	the sun
air we live in receives most of its warmth	from the ground
imaginary line running through the earth from the North Pole to the South Pole	axis
reason for the earth's seasons	tilt
an imaginary line circling the earth midway between the North and South poles	equator
the reason why winds are produced	temperature differences found on the earth
warm air is ____________ that cooler air	lighter
how fast the earth travels per hour to keep up with a 24 hr. day schedule	1,000
the amount of water vapor that the air can hold at a given temperature	relative humidity
the lowest possible temperature at which air is able to hold all of its water vapor	dew point
the process in which water vapor leaves the air and changes into liquid water	condensation
water vapor that condenses to form liquid water on the ground	dew
water vapor that condenses and forms frozen water on the ground	frost
single large unit of air with uniform temperatures and humidity characteristics is called a ____________	air mass
boundary between 2 air masses	front
warm air pushing cold air	warm front
cold air pushing warm air	cold front
puffy, bulgy cloud, occur in good weather	cumulus
layer or flat clouds, low blanket or sheet, are a sign that rain is approaching	stratus
wisp or curl, occur at very top of atmosphere, made of very small ice crystals	cirrus
ground level cloud	fog
term used to describe a cloud from which rain is falling	nimbus
an ice crystal in a cloud that becomes too heavy, falls, melts, and lands on the earth as liquid water	rain
falling ice crystals that melt slightly, stick, and freeze together into snowflakes	wet snow
falls when the temperature of air is well below freezing does not melt and stick together to form large, wet snowflakes	dry snow
falling ice crystals that melt into raindrops, then refreeze and land on earth as tiny pieces of ice	sleet
falling ice crystals melt, hit the earth as liquid rain, but refreeze as soon as they land	freezing rain
another name for a cumulonimbus cloud which produces a thunderstorm	thunderhead
small pieces of ice is tossed up and down inside a cloud, forming several layers of ice, until it is too heavy and falls to the ground	hail
produced by very tall clouds such as cumulonimbus	lightning
occurs when opposite electric charges build up	lightning
zigzags downward from a cloud. It is a thin channel of charged air through which the lightning bold can travel	step leader
superheated air expands rapidly, causing sound waves we hear as ...	thunder
lightning bolts that don't touch ground, stay inside cloud, bright flash	sheet lightning
type of storm that packs most destructive power into the smallest space	tornado
calm region of extremely low air pressure	eye
occurs when a tornado has been spotted	tornado warning
row of cumulonimbus thunderheads that builds up to form a ___________ line	squall

Created by: kdeangelo