science and engineering practices Flashcards

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1
Q

scientific method

A

the way scientists study and learn about the world.

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2
Q

observation

A

Using your five senses to gather information about something.

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3
Q

Qualitative observation

A

using your senses to describe the characteristics of an object-color, texture, taste.

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4
Q

Quantitative observation

A

Using numbers or measurements to describe something.

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5
Q

Inference

A

an explanation of an observation based on prior knowledge.

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6
Q

Hypothesis

A

A prediction based on prior knowledge. Always written in an if then statement.

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7
Q

Variable

A

Any factor that can be manipulated, controlled for, or measured in an experiment.

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8
Q

Control variable

A

What must stay the same in the experiment.

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9
Q

Manipulated/ independent variable

A

the thing that you are testing or changing in an experiment and it is graphed on the X-axis.

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10
Q

Depending/ responding variable

A

What you are measuring or observing in an experiment and it is graphed on the Y-axis.

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11
Q

C-E-R

A

Claim, Evidence, Reasoning

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12
Q

claim

A

is the answer to the question you are trying to answer.

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13
Q

Evidence

A

Scientific data that supports your claim.

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14
Q

Reasoning

A

The how or why the evidence supports our claim; scientific rule

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15
Q

conclusion

A

A written summary of an experiment that uses evidence to prove what you learned.

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