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Chemistry > Ace Unit 1-3 > Flashcards

Ace Unit 1-3 Flashcards

1
Q

What is anything that occupies space?

A

matter

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2
Q

What is the study of carbon containing compounds?

A

Organic Chemistry

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3
Q

What is the study of everything except carbon containing compounds?

A

Inorganic Chemistry

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4
Q

What is the study of chemical processes within living things?

A

Biochemistry

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5
Q

What studies the relation of chemical systems to physics?

A

Physical Chemistry

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6
Q

What is the study of the changes in the nucleus of an atom?

A

Nuclear chemistry

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7
Q

What is the process of using evidence from observations and experiment to create and explanation?

A

Scientific inquiry

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8
Q

What is the search for knowledge or facts?

A

pure science

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9
Q

What is using knowledge in a practical way?

A

Applied science

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10
Q

What is a repersentation of a particular situation using something else to represent it?

A

Model

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11
Q

What is a proposed explanation that is based on examination?

A

Theroy

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12
Q

What can be observed and measured?

A

Facts

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13
Q

What is a rule based on an observation of a process of nature that behaves the same way?

A

Law

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14
Q

A ____ is what happens.
A ____ is why.

A

Law

Theroy

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15
Q

List:

The seven steps of the scientific method.

A

Observe
Construct
Plan
Predict
Conduct
Record
Repeat

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16
Q

What is the trial during which all of the variables are unchanged?

A

Control

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17
Q

What are the factors that are not changed, in a controlled expirement?

A

Constraints

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18
Q

What is the factor in that can alter your experiment’s results?

A

variable

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19
Q

What is the variable that is changed in an experiment?

A

Independent

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20
Q

What is the variable that is influenced?

A

Dependent

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21
Q

What is using observations and facts to reach a conclusion about something not direcly witnessed?

A

Infer

22
Q

What is always leading to a definite answer?

A

conclusive

23
Q

What type of error affects the accuacy of an experiment?

A

Systematic

24
Q

What type of error is an error in an experimental apparatus that affects percision?

A

Random

25
Q

What are the numbers reported in a measurment?

A

Significant figures

26
Q

What is a mathmatical meathod used to convert actual measured units into units needed?

A

Dimensional analysis

27
Q

What is the realationship between two units?

A

Conversion factor

ratio is also correct

28
Q

What is the distance between two points?

A

Length

meter

29
Q

What is the amount of space something occupies?

A

Volume

liter

30
Q

What is the amount of matter in a solid, liquid, or gas?

A

Mass

gram

31
Q

What is the force exerted by a masses gravitational feild?

A

Weight

newton

mass and weight are not the same

32
Q

What is the period between events?

A

time

33
Q

What is the amount of mass unit per volume?

A

Density

grams

34
Q

What is the measure of the average kenetic energy of the atoms or molecules in a system?

A

Tempature

Kelvin

tempature and heat are not the same

35
Q

What is the total energy of the molecular motion in the subatance?

A

Heat

Calorie

tempature and heat are not the same

36
Q

What is the point were molecules stop moving completely?

A

Absolute zero

37
Q

Who was the first person to develop the first atomic theroy?

A

John Dalton

38
Q

Who discovered the electron?

A

J.J. Thompson

39
Q

What is energy that is transmitted in waves, particles, and rays?

A

radiations

40
Q

What is the negatively charged elctrodes?

A

cathodes

41
Q

What is the positivley charged elctrodes?

A

anode

42
Q

What is the positivley charged center of the atoms?

A

nucleus

this contians the majority of the atoms mass

43
Q

What is a vibrating distirbance through which energy is transmitted?

A

Wave

44
Q

What is a wave’s vertical distance from the middle to the peak or trough?

A

amplitude

45
Q

What is the number of times a wave passes through a specific point?

A

frequency

46
Q

What are “packages” of EM radiation?

A

Quanta

47
Q

What is the smallest quantity that can be emitted or absorbed in the form of EM energy?

A

Quantum

48
Q

Planck’s Formula

A

E=hv

49
Q

Photoelectric effect

A

Brighter light = more electrons ejected

50
Q

What is an electron that can eject a particle of light?

A

photon

Chemistry (14 decks)

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