Theory - Explanation based on many observations during repeated experiments.
Scientific Law - A "rule of nature" describing the behavior of something in nature. (Theories and laws can be changed).
Model - an idea, or a system, or mathematical expression that is similar to what you are trying to explain.
Problem - Unclear solutions to questions that a person does not yet know the answer. What question do you hope to answer?
Observation - the process of gathering information using the senses. FACTS!
Hypothesis - an educated guess that can be tested.
Conclusion -a judgment based upon an interpretation or of an observation
Procedure - what steps you will you use to carry out an experiment
Science - a process for observing, studying, and attempting
to explain our world.
Technology - applied science (the application of science for practical
purposes)
Inference -. A judgment based upon reasoning from evidence
Experiment - an organized process used to test a hypothesis.
Control - used to show that the result of an experiment is really due to the condition you are testing.
Meniscus - the curved upper surface on a liquid in a container
Concave - curved inward like the bowl of a spoon
Convex - curved outward like the back of a spoon
Mnemonic device - intended to assist the memory (a device such as a poem
or a rhyme used as an aid in remembering)
Physical Science
– the study of matter and energy
Constant – a factor that does not change throughout an experiment
Dependent Variable – results from the action of the independent variable
Independent Variable – the factor adjusted by the experimenter
Property – a feature of matter