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Scientific Method
the process of objectively establishing facts through testing and experimentation
Gram
a unit of mass in the metric system defined as one thousandth (1 x 10-3) of a kilogram
Independent Variable
a variable that stands alone and isn't changed by the other variables you are trying to measure
Experiment
a type of research procedure that involves manipulating variables to determine if there is a cause-and-effect relationship
Pie Chart
a type of graph representing data in a circular form, with each slice of the circle representing a fraction or proportionate part of the whole
Control
an element that remains unchanged or unaffected by other variables
Liter
a unit for measuring the volume of a liquid or a gas, equal to 1,000 cubic centimeters
Dependent Variable
what you measure in the experiment and what is affected during the experiment
Meter
an instrument for measuring and sometimes recording the time or amount of something
Bar Graph
a graphical representation of information. It uses bars that extend to different heights to depict value
Density
the measurement of how tightly a material is packed together
Inquiry
the diverse ways in which scientists study the natural world and propose explanations based on the evidence derived from their work
Metric System
a system used for measuring distance, length, volume, weight and temperature
Hypothesis
an assumption, an idea that is proposed for the sake of argument so that it can be tested to see if it might be true
Mass
the quantity of matter within a given object.
Constant
The factors that do not change during the experiment
Analyze
to study (something) closely and carefully
Volume
the amount of space occupied by any three-dimensional solid
Science
the pursuit and application of knowledge and understanding of the natural and social world following a systematic methodology based on evidence
Line Graph
a graph that uses lines to connect individual data points