41 terms

Science TCAP

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thermometer
a tool used to measure hot and cold
extinct
no longer existing as a living species on Earth
wind vane
a tool used to measure the direction of the wind
water cycle
the continuous process by which water moves from Earth's surface to the atmosphere and back
thriving
a species that is not in any danger of dying out; there are many of them
threatened
close to being in danger of dying out
stratus
clouds that form in flat layers and often cover much of the sky
solar system
sun, planets, and all the other objects that revolve around the sun
revolution
the movement of one object around another object
rain gauge
a tool used to measure the amount of rainfall
prey
animal hunted or caught for food
predator
animal that hunts and eats other animals
pitch
the highness or lowness of a sound
physical change
a change in a substance that does not involve a change in the identity of the substance
orbit
the path of an object as it revolves around another object in space
natural resource
materials found in nature that are used by living things
mixture
(chemistry) a substance consisting of two or more substances mixed together (not in fixed proportions and not with chemical bonding)
heredity
the passing of traits from parent to offspring
force
a push or pull on an object
endangered
in danger of becoming extinct
decomposer
An organism that breaks down wastes and dead organisms
crystallize
to become solid in the form of crystals
conservation
the preservation and careful management of the environment and of natural resources
conductor
a device designed to transmit electricity, heat, etc.
cumulus
clouds that look like fluffy, rounded piles of cotton
cumulonimbus
A type of cumulus cloud that is tall and gray, and associated with thunderstorms.
cross section
a surface made by cutting across something, especially at right angles to its length
cirrus
a wispy white cloud (usually of fine ice crystals) at a high altitude (4 to 8 miles)
barometer
a tool used to measure air pressure
atmosphere
the air surrounding the Earth
anemometer
a tool used to measure wind speed
matter
anything that has mass and occupies space
chemical change
a change that produces new substance
cross section
a slice or piece cut straight across something
mantle
the layer of the earth between the crust and the core
core
The center of the earth
crust
the outer layer of the Earth
evaporation
the process by which a liquid changes into a gas
condensation
the changing of a gas into a liquid
precipitation
the water that falls to Earth as rain, snow, sleet, or hail
rotation
the spinning of an object on its axis