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science project

QuestionAnswer
element AN ELEMENT IS MATTER MADE UP OF ONLY ONE KIND
ATOM THE SMALLEST OBJECT THAT RETAINS PROPERTIES OF AN ELEMENT
NUCLEUS THE POSITIVELY CHrged central cor of an atom , contaaining most of it's mass
electron cloud region surrounding the nucleus of an atom, where electrons are mstly likely t be found
proton positively charged particle present in the nucleus of an atom
neutron nuetral particle that has the same mass as the proton and is found in the atoms nucleus
electrns negatively charged perticle that is in the electron clud around the nucleus
periodic table element are present by an increasing atmic number , the number of protons in an atmic number
molecule two or more atoms that are joined together are called molecules
acceleration is a change in speed and direction
balanced forces ooccurs when the total force on an object equals 0, the object doesn't move
directions the way you move or the way you go
force is a push or pull
newton's first law the acceleration of an objectby force is also called the law of inertia.
speed distance travelled by an object in a certain time
unbalanced forces occur when the netforce on an object does not equal too 0, results in an object chsnging its motion
velocity speed
white dwarf a star the size f earth i it's final stage of evolution for low mass stars.
eliptical galaxies the shape of a galaxy that takes a sphere
irregular galaxy a galaxy with no distict r regular shape
spiral galaxy a galaxy with a spial shape
asteroid any of the thousands of the small bodies of from 480 miles to less than a thousand mile in diameter
comet a celestial body moving about the sun
meteor a meteoroid that burns up on earth's surface
meteorite a meteoroid that burns up on entering the earth's atmosphere.
meteoroid often remains of comts traveling through space
red giant star a large, luminous star.
milky way a galaxy that earth is in
Created by: a1100086