science nd engineering 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

claim

A

give an answer to the question based on your observations

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3
Q

evidence

A

find information from a text or other sources that supports the claim

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4
Q

reasoning

A

explain how your evidence supports your claim

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5
Q

conclusion

A

you state whether your prediction was confirmed or not and try to explain your results

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6
Q

qualitative observation

A

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

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7
Q

quantitative observation

A

using numbers or measurements to describe something

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8
Q

inference

A

an explanation of an observation based on prior knowledge

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9
Q

hypothesis

A

a prediction based on prior knowledge

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10
Q

variable

A

any object that can be controlled, manipulated, or measured in any experiment

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11
Q

manipulated 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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12
Q

dependent/responding variable

A

what you are measuring or observing in an experiment and is graphed on the y axis

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13
Q

C-E-R

A

claim evidence reasoning

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14
Q

control variable

A

what must stay in the same experiment

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15
Q

mineral

A

a substance that is formed naturally in the earth, is inorganic, has a definite chemical composition, and has a crystal structure

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16
Q

streak

A

the color of a mineral’s powder when it’s rubbed against a porcelain plate

17
Q

luster

A