Unit 1 Exp Design GLW

Question 1

Testable question

Answer 1

A question that can be answered through experimental inquiry and observation of the natural world

Question 2

Non-testable question

Answer 2

Questions that cannot be answered by direct observation or by evidence gathered through experimental inquiries

Question 3

Quantitative

Answer 3

Relating to different sizes or amounts of things.

Question 4

Qualitative

Answer 4

Describes qualities or characteristics

Question 5

Trials

Answer 5

Test something to assess its suitability or performance.

Question 6

Observation

Answer 6

The action or process of observing something or someone carefully or in order to gain information.

Question 7

Empirical evidence

Answer 7

The information obtained through observation and documentation of certain behavior and patterns or through an experiment.

Question 8

Data

Answer 8

Facts and statistics collected together for reference or analysis.

Question 9

Model is science

Answer 9

A representation of a phenomenon, object, structure, or system

Question 10

Analogy

Answer 10

A comparison between two things, typically for the purpose of explanation or clarification.

Question 11

Prototype

Answer 11

A first, typical or preliminary model of something, especially a machine, from which other forms are developed or copied.

Question 12

Hypothesis

Answer 12

A supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.

Question 13

Variable

Answer 13

An element, feature, or factor that is liable to vary or change.

Question 14

Precision

Answer 14

The quality, condition, or fact of being exact and accurate.

Question 15

Procedure

Answer 15

An established or official way of doing something.

Question 16

Accuracy

Answer 16

The quality or state of being correct or precise.

Question 17

Scientific Method

Answer 17

A method of procedure that has characterized natural science since the 17th century, consisting in systematic observation, measurement, and experiment, and the formulation, testing, and modification of hypotheses.

Question 18

Control

Answer 18

The power to influence or direct people’s behavior or the course of events.

Question 19

Constant

Answer 19

Occurring continuously over a period of time.

Question 20

Predict

Answer 20

Say or estimate that (a specified thing) will happen in the future or will be a consequence of something.

Question 21

Infer

Answer 21

Deduce or conclude (information) from evidence and reasoning rather than from explicit statements.

Question 22

Independent Variable

Answer 22

A variable (often denoted by x ) whose variation does not depend on that of another.

Question 23

Dependent Variable

Answer 23

A variable (often denoted by y ) whose value depends on that of another.

Question 24

Manipulated Variable

Answer 24

A factor that is purposefully and specifically changed by the experimenter

Question 25

Responding Variable

Answer 25

The part of an experiment that a scientists measures and observes closely for a change or a response.

Question 26

Sample Size

Answer 26

The number of participants or observations included in a study.

Question 27

Validity

Answer 27

The quality of being logically or factually sound; soundness or cogency.

Question 28

Trends in Data

Answer 28

The general change in a variable with time

Question 29

Correlation

Answer 29

A mutual relationship or connection between two or more things.

Question 30

Variability

Answer 30

The lack of consistency or fixed pattern; liability to vary or change.

Question 31

Mass

Answer 31

A coherent, typically large body of matter with no definite shape.

Question 32

Volume

Answer 32

A book forming part of a work or series.

Question 33

Weight

Answer 33

A body’s relative mass or the quantity of matter contained by it, giving rise to a downward force; the heaviness of a person or thing.

Question 34

Percent

Answer 34

By a specified amount in or for every hundred.

Question 35

Rate

Answer 35

A measure, quantity, or frequency, typically one measured against some other quantity or measure.

Question 36

Ratio

Answer 36

The quantitative relation between two amounts showing the number of times one value contains or is contained within the other.

Question 37

Line Graph

Answer 37

A graph that uses lines to connect individual data points

Question 38

Bar Graph

Answer 38

A diagram in which the numerical values of variables are represented by the height or length of lines or rectangles of equal width.

Question 39

Pie Graph

Answer 39

A graphical representation technique that displays data in a circular-shaped graph

Question 40

Scatter Plot

Answer 40

A graph in which the values of two variables are plotted along two axes, the pattern of the resulting points revealing any correlation present.

Question 41

Claim

Answer 41

To demand by or as by virtue of a right; demand as a right or as due

Question 42

Evidence

Answer 42

The available body of facts or information indicating whether a belief or proposition is true or valid.

Question 43

Reason

Answer 43

A cause, explanation, or justification for an action or event.

Question 44

Theory

Answer 44

A supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.

Question 45

Bias

Answer 45

Prejudice in favor of or against one thing, person, or group compared with another, usually in a way considered to be unfair.