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The Ultimate Chemistry Set > Science Basics > Flashcards

Science Basics Flashcards

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1
Q

Chemistry

A

THE study of matter; its structure, properties, compostsition, changes, and how it realeases and absorbs energy

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2
Q

Law/Principle

A

A valid statement based on repeated observation and powerful evidence- accepted as a fact

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3
Q

Hypothesis

A

A proposed explanation based on observation

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4
Q

What are the two concepts of quantitative measurement

A

Precision and Accrucary

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5
Q

What are the two types of scientific measurements

A

Qualitative and Quativtative

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6
Q

What are the two types of zeros

A

Non-zeros and zeros

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7
Q

What is the two definition of Technology

A

Using science to solve practical problems
or
The application of a scientific principle

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8
Q

Better technology leads to better _______

A

Measearments

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9
Q

Theory

A

A logical explanation based on given evidence

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10
Q

Significant Figures

A

the minimum amount of digits required to describe a measurement- It involves one estimate digit

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11
Q

What are the two types of sciencfic variables

A

Dependent and Independent

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12
Q

Where does all good Science start?

A

Observation

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13
Q

Observation

A

Something that someone notices in the natural or applied world.

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14
Q

What are four things that make good Qualitative measures

A

Magnitude
Unit
Label
Uncertainty

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15
Q

Inexact numbers

A

Numerous gained from measurements

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16
Q

Exact number

A

an infinite number of significant digit

17
Q

Accuracy

A

how close a measurement results comes to the true value

18
Q

Precision

A

a measure of how close a series of measurements are to one another

19
Q

Non-Zero

A

Any number, whether positive or negative, that does not equate to zero

20
Q

What are the three types of zeros

A

Leading
Captive
Trailing

21
Q

Conversion Factor

A

a ratio of the two parts of the statement that relates to the two units

22
Q

Dimensional Analysis

A

The changing from one unit to another via conversion factor that are based on equvience factors

23
Q

What is the formula for converting celsuis to Kelvin

A

C+273=K

24
Q

the formula for converting Celsuis to Fahrenheit

A

F= 1.8(C) +32

25
Q

the formula for converting Fahrenheit to Celsius

A

C= F-32/1.8

26
Q
A

The Ultimate Chemistry Set (2 decks)

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