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mnd bio terms 1.3
mnd biology terms ch 1 section 3
| Question | Answer |
|---|---|
| scientific method | the series of steps to solve problems, including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusion |
| observation | the process of obtaining information by using the senses; the information obtained by using the senses |
| hypothosis | in science, an idea or explanation that is based on observations and that can be tested |
| prediction | a statement made in advance that expresses the results that will be obtained frome testing a hypothesis if the hypothesis is supported; the expected outcome if a hypothesis is accurate |
| experiment | a procedure that is carried out under controlled conditions to discover, demonstrate, or test a fact, theory or general truth |
| control group | in an experiment, a group that serves as a standerd of comparison with another group to which the control group is indicated except for one factor |
| experimental group | in an experiment, a group that is identical to a control group except for one factor and that is compared with the control group |
| independent variable | in an experiment, the factor that is delibratly manipulated, also called the "manipulated variable" |
| dependent variable | in an experiment, the factor that changes as a result of manipulation of one or more other factors; also called a "responding variable" |
| theory | an explanation for some phenomenon that is based on observation, experimentation, and reasoning; that is supported by a large quantity of evidence; and that does not conflict with any existing experimental results or observations |
| peer review | the proccess in which experts in a given field examine the results and conclustions of a scientist's study before that study is accepted for publication |