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flash cards > Science flashcards 3 > Flashcards

Science flashcards 3

1
Q

Scientific method

A

A series of steps to solve a problem

State the problem
Gather information (Research)
Form a hypothesis
Perform an experiment
Collect and record data
Analyze data
Form a conclusion

(Sally Grabbed Four Pickled Cans And Fainted)

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2
Q

Controlled experiment

A

An experiment that changes only one variable.

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3
Q

Variable

A

Any factor that can exist in differing amounts or types

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4
Q

Data

A

The information and results gathered from an experiment

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5
Q

Hypothesis

A

An educated guess, a scientific prediction, a possible solution to a problem

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6
Q

Experimental group

A

The group that tests the changed factor, they experience the new treatment.

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7
Q

Controlled group

A

The group that remains the same, unchanged, does not experience the new treatment.
used for comparison

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8
Q

Control Variable

A

Parts of the experiment that stay the same
(control variables, control factors, or constants.)

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9
Q

Independent variable

A

Factor being intentionally changed, “I” change
(experimental variable or manipulated variable)
THE DIFFERENCE

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10
Q

Dependent variable

A

Factor that occurs as a result of the change, the part of the experiment that is recorded
(responding variable)
*Results or measurements

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11
Q

Prediction

A

A guess about what will happen in the future.

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12
Q

Observation

A

Information that one gathers using their senses (sight, smell, touch, taste, and hearing)
*fact

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13
Q

Inference

A

Conclusions that you draw based on your background knowledge and evidence you’ve collected
*opinion

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14
Q

Quantitative

A

A description of an observation using numbers and measurements.
*numerical

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15
Q

Qualitative observation

A

A description of an observation using words only.
*description

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