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26 Cards in this Set

  • Front
  • Back
attribute
where objects or individuals can be distinguished
solidify
become solid
friction
resistance encountered when on body is moved in contact with another
classify
arrange or order by classes or categories
magnetism
attraction for iron; associated with electic currents as well as magnets; characterized by fields of force
melt
process whereby heat changes something froma solid to a liquid
observation
making and recording a measurement, or noticing and paying attention
evaporation
the process of becoming a vapor, the process of extracting moisture
lever
a simple machine that gives a mechanical advantage, a rigid bar pivoted about a fulcrum
mass
the property of a body that causes it to have weight in a gravitational field
gravity
the force of attraction between all masses in the universe; especially the attraction of the earth's mass for bodies near its surface
chart
a visual display of information
inertia
a disposition to remain inactive or inert, the tendency of a body to maintain a state of rest unless acted upon by an external force
erosion
the process of wearing or grinding something down
condensation
the process of changing from a gaseous to a liquid or solid state
safety
a safe place, the state of being safe
inference
reasoning involved in drawing a conlusion or making a lagical judgment on the basis of circumstantial evidence rather than on the basis of direct observation
predict
indicate by signs
precaution
practicing caution in advance
identification
characteristics or a given item so it can be recognized
dimension
the magnitude of something a a particular direction, especially length, width or height
measurement
the act or process of measuring
pulley
a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of a force applied to the rope
hazard
a source of danger
pollution
undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities
population
a group of organisms of the same species populating a given area