the nature of science Flashcards
(19 cards)
bias
a preference for or against one idea, thing or person.
constant
A quantity that is unknown but assumed to have a fixed value in a specified mathematical context.
control
one in which the subject or a group would not be tested for the dependent variable
density
mass of a unit volume of a material substance.
depended variable
It is something that depends on other factors.
experiment
: a scientific test in which you perform a series of actions and carefully observe their effects in order to learn
graph
that represents the variation of a variable in comparison with
hypothesis
an idea that proposes a tentative explanation about a phenomenon or a narrow set of phenomena observed in the natural world.
independent variable
It is a variable that stands alone and isn’t changed by the other variables you are trying to measure.
mass
quantitative measure of inertia, a fundamental property of all matter.
model
a physical and/or mathematical and/or conceptual representation of a system of ideas, events or processes.
scientific law
the description of an observed phenomenon.
scientific method
principles and procedures for the systematic pursuit of knowledge involving the recognition and formulation of a problem,
standard
an object, system, or experiment that bears a defined relationship to a unit of measurement of a physical quantity.
technology
, the application of scientific knowledge to the practical aims of human life
scientific theory
carefully thought-out explanation for observations of the natural world that has been constructed using the scientific method
variable
anything that can change or be changed.
volume
The amount of space occupied by a three-dimensional object or region of space.
SI
the international standard for measurement.
