science

control

something used as a standard of comparisons in a scientific experiment
variable

a factor or condition that changes in an experiment to tast a hypothesis
independent variable

the part of the experiment that is changed by the investigator
dependent variable

what is changed as a result if the independent varibale
remeber KHDMDCM
- k=kilo
- h-hecto
- d-deca
- m-meter
- d-deci
- c-centi
- m-milli
mass

amount of matter in an object
weight

measure of pull of gravity on an object
gravity

force of atraction between all objects (depends on mass and how far apart they are)
___ can change
___always the same
- weight can change
- mass is always the same
voume

the amount of space an object takes up
graduated cylinder

glass/plastic tube that thats marked with lines and shows hoe much liquid is in it
meniscus

curved surface of a liguid in a gqauduated cylinder
volume=

length*width*height
density
- the mass per unit of volume for substance
- mass over volume
- if mass goes up volume goes up

Author

kimkrak

107592

Card Set

science

Description

variable, control

Updated

2011-10-09T23:10:01Z

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