First Quiz Flashcards
Science
Science is an objective, self correcting method for gathering and organizing information about the natural world through observation and repeated experimentation.
We also use Science to understand events/processes which can help us make predictions about the future.
Biology
The study of living organisms, divided into many different specialized fields
Observation
observation is observing things you can physically see in the natural world.
it is a process of gathering information about events/ processes and is done in an careful and orderly way.
Data
informations gathered from controlled experiments
Quantitative Data
Data that is expressed as numbers, usually from counting or measuring.
Qualitative Data
Data recorder about the quality/ characteristic of something which cannot be counted or measured.
Inference
a logical interpretation for something based on prior knowledge and experiences
Hypothesis
a proposed scientific explanation for a set of observations that can be tested. A hypothesis could be based on a logical inference and an informed creative imagination
Controlled Experiment
an experiment in which one (or a few) variable is changed at a time. All other variables should be kept controlled and constant
Variable
factors of an experiment that can be changed
Independent Variable
factors of an experiment that are changed by the scientists
Dependent Variable
factor of an experiment that changes because of the independent variable
Controlled Variable
Factors of an experiment that are kept constant and unchanged throughout the experiment.
Control Group
The group in an experiment that other groups are being compared to and where an independent variable does not influence its results.
Experimental Group
the group/groups that are being compared to the control group and has independent variables.