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Science 116 > Scientific Inquiry > Flashcards

Scientific Inquiry Flashcards

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1
Q

What is OSHA and what does it do?

A

Occupational Safety and Health Administration and it provides a safe workplace, safety training, discovers and corrects problems. It applies to private and federal sector

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2
Q

What is an SDS sheet?

A

It is a sheet for every chemical that issues uses, properties and warnings. It has 16 sections

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3
Q

What are the sections of an SDS sheet?

A

Section 1-8: General Information
Section 9-11: Technical Information
Section 12-16: Non-mandatory information

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4
Q

How do you dispose of hazardous material?

A

You should limit the amount of hazardous waste, know the correct disposal or have authorities dispose of it.

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5
Q

What are accuracy and precision?

A

Accuracy is how close you are to a true value

Precision is how close your measurements are

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6
Q

How do you know if a number is significant?

A

Any non zero is significant
Zeros between integers are significant
Zero after an integer with a decimal point is significant
Leading zeros are not significant

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7
Q

What is a primary source of information?

A

Firsthand source

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8
Q

What is a secondary source of information?

A

Interprets, analyzes or publishes a primary source

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9
Q

What should a scientific source be like?

A

Accurate, reliable and valid

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10
Q

How should science be communicated?

A

Transparent, organized, clear and understandable

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11
Q

What is a pie graph?

A

Parts of a whole or percentages

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12
Q

What is a line graph?

A

X vs Y. Trends change over time

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13
Q

What are the steps of scientific inquiry?

A 
Question.
Hypothesis. 
Experiment.
Collection.
Analysis.
Conclusion.
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14
Q

What is a control group?

A

Group with no changes to the variable

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15
Q

How many variables should you manipulate with each test?

A

Just one

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16
Q

What is peer-review?

A

It’s a review of your data and seeing if it holds up

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17
Q

What are inquiry-based activities?

A

Scientific inquiry activities with little help from teacher

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18
Q

How can you increase reliability in an experiment?

A

By repeating it.

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19
Q

What are the prefixes of the metric system?

A

Milli: 1/1000
Centi: 1/100
Kilo: 1000x

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20
Q

What is a preventable death?

A

Death that can be prevented with technology and medical advances. Tobacco is a leading cause of preventable deaths

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21
Q

What is negative feedback?

A

Process where body reacts to reverse a change. Sweat to lower temperature

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22
Q

What is a flow chart?

A

Chart with steps to follow. Algorithm

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23
Q

What is a beaker?

A

Used to measure liquid

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24
Q

What is a graduated cylinder

A

Used to measure liquid

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25
Q

What did Copernicus do?

A

Heliocentricity theory

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26
Q

What did Einstein do?

A

Theory of Relativity

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27
Q

What did Newton do?

A

Law of Gravity, laws of motion.

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28
Q

What did Galileo do?

A

Validation of heliocentricity. All objects fall at the same rate. Discovered Jupiter’s moons

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29
Q

What is a theory?

A

Explanation backed up by research. Proven

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30
Q

What is a multisensory learning environment?

A

Use five senses to learn. Beneficial to all

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31
Q

What is evidence based instruction?

A

Using proven methods for learning. Gathered from multiple experiments.

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32
Q

What is a formative assessment?

A

Used to know when and how to adjust instruction.

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33
Q

What is a formal assessment?

A

Used to see how much a student has learned. Standardized tests

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34
Q

What is an informal assessment?

A

Used to see if a student is learning. Portfolio, projects.

35
Q

What is explicit teaching?

A

Teacher guided learning and discussions

36
Q

What is didactic questioning?

A

Asking who, what, when, where and why

37
Q

What is the mean, median and mode and what are they good for?

A

Mean: Average of data
Median: Middle value
Mode: Most common value

They are used to summarize data

38
Q

What is range?

A

Difference between largest and smallest values

39
Q

What is variance?

A

Distribution of data

40
Q

What is standard deviation?

A

Measures variability of data, describes amount of confidence.

41
Q

What is the carrying capacity?

A

Max number of organisms that can survive

42
Q

What is overpopulation?

A

Too many organisms and inadequate resources to sustain

43
Q

What is migration?

A

Physical moving from one area to another

44
Q

What is emigration?

A

Leaving the birthplace for another country

45
Q

What is Gemeinschaft?

A

Intimate community. Together

46
Q

What is Gesellschaft?

A

Society. Individualism

47
Q

What is gentrification?

A

Displacement of lower income residents by higher income ones

48
Q

What is the formula for Population Growth Rate?

A

PGR= (Births-Deaths) + (Inmigrants-Emigrants)

49
Q

What is the Malthusian Theory?

A

Earth will eventually reach carrying capacity.

50
Q

What is fertility?

A

No. of children a woman bears

51
Q

What is fecundity?

A

No. of children a woman can bear

52
Q

What is the crude birth rate

A

No. of births for every 1000 people

53
Q

What are biotic resources?

A

Living

54
Q

What is anemometer

A

Measures wind speed

55
Q

What is a psychrometer

A

Measures humidity

56
Q

What is a closed system?

A

Nothing enters or leaves

57
Q

What is the 5E Model of Instruction?

A

Engage, explore, explain, elaborate and evaluate

58
Q

How should you prepare slides?

A

A drop of water is added and a cover is placed on top, place the cover slip at 45º angle to avoid air bubbles

59
Q

What is chromatography?

A

A technique used to separate and analyze mixtures.

The mixture is dissolved in its mobile phase and the desired component is separated in the stationary phase.

60
Q

What is centrifugation?

A

Process to separate a heterogeneous mixture by spinning

61
Q

What is spectrophotometry?

A

Measuring the amount of light absorbed by a colored solution

62
Q

What is electrophoresis?

A

Method to separate molecules by the use of an electrical charge

63
Q

What is calorimetry?

A

Used to determine the heat released or absorbed by a reaction

64
Q

What is titration?

A

Determine the specific endpoint of a reaction

65
Q

What is the greenhouse effect?

A

Greenhouse gases trap infrared radiation, this is beneficial. The problem happens when human activity generates more gases than necessary, this causes more infrared radiation and a spike in temperature.

66
Q

What did Anton van Leewenhoek do?

A

He observed single-celled organisms for the first time

67
Q

What did Linnaeus do?

A

Developed a method for classifying plants and animals

68
Q

What did Barbara McClintock do?

A

Developed the first genetic map for maize

69
Q

Who was Mendel?

A

Father of genetics

70
Q

Watson and Crick

A

Double helix of DNA

71
Q

Bloom’s Taxonomy

A

In order from lowest level of cognition to highest

Knowledge
Comprehension
Application
Analysis
Synthesis
Evaluation
72
Q

What is knowledge?

A

Recall of information. Memorization

73
Q

What is comprehension?

A

Appreciate the context of data. Associate, describe, discuss

74
Q

What is application?

A

Use of information by solving new problems or proposing new queries.

75
Q

What is analysis?

A

Recognition of patterns. Determine root causes, infer, troubleshooting

76
Q

What is synthesis?

A

Creation of new ideas based upon previous knowledge. Build, make, create.

77
Q

What is evaluation?

A

Reasoning and judging. Decide, select, defend.

78
Q

Piaget’s stages of development

A

Preoperational
Concrete
Formal

79
Q

Preoperational stage

A

2-7 years. They need to see how things work to understand them. Difficult to think outside the box. Hands-on activities

80
Q

Concrete stage

A

First grade to tweens. Begin to think abstractly, they consider and empathise. Cooperative learning and teams

81
Q

Formal stage

A

12+ years. they understand through abstract thinking.

82
Q

What is a law?

A

Explanation of events with the same outcome

83
Q

What is a random error?

A

Not consistent across the data set, it does not affect the average, considered to be noise

84
Q

What is a systematic error?

A

Will show up consistently and may be the result of a flaw in design, known as bias.

Science 116 (4 decks)

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