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Intro to Measurement
Introduce metric system, measurement, scientific method
Question | Answer |
---|---|
metric system | decimal system |
Kilo- | one thousand (1,000) |
weight | the measurement of the force of gravity exerted on an object |
centi- | one hundredth (0.1) (1/100) |
length | measuring the distance from one point to another point |
milli- | one thousandth (0.001) (1/1000) |
mass | measuring the amount of matter in an object or substance |
volume | measuring how much space an object or substance occupies (V=lxwxh) |
inference | an explanation of what is observed |
properties | traits or characteristics used to describe matter |
observation | using one or more senses to examine something carefully |
qualitative observation | an observation that includes numbers and measurements |
classification | grouping items according to similar characteristics |
graduated cylinder | an instrument used to measure volume |
triple beam balance | instrument used to measure mass |
temperature | measuring how hot or cold something is |
density | the amount of matter packed into a given volume of space |
scientific method | a guide used by scientists to gather information and solve problems |
constant | part of the experiment that is not changed |
dependent variable | what you measure in your experiment |
independent variable | the factor you are testing in your experiment |