unit 1 exp desighn AZC

Question 1

bias

Answer 1

when some one is in favor of something without any good facts.

Question 2

theory

Answer 2

a system of ideas intended to explain something

Question 3

testable question

Answer 3

ones which can be answered through experimental inquiry and observation of the natural world.

Question 4

non-testable question

Answer 4

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

Question 5

Quantitative

Answer 5

relating to, measuring, or measured by the quantity of something rather than its quality.

Question 6

Qualitative

Answer 6

relating to, measuring, or measured by the quality of something rather than its quantity.

Question 7

Trials

Answer 7

a formal examination of evidence before a judge, and typically before a jury, in order to decide guilt in a case of criminal or civil proceedings.

Question 8

Observation

Answer 8

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

Question 9

Empirical evidence

Answer 9

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

Question 10

Data

Answer 10

facts and statistics collected together for reference or analysis.

Question 11

Model in science

Answer 11

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

Question 12

Analogy

Answer 12

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

Question 13

Prototype

Answer 13

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

Question 13

Hypothesis

Answer 13

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

Question 14

Variable

Answer 14

not consistent or having a fixed pattern; liable to change.

Question 15

Procedure

Answer 15

an established or official way of doing something.

Question 15

Precision

Answer 15

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

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 20

Infer

Answer 20

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

Question 21

Independent varable

Answer 21

a variable that stands alone and isn’t changed by the other variables you are trying to measure

Question 22

Dependent variable

Answer 22

something that depends on other factors

Question 23

Manipulated variable

Answer 23

the factor or condition that is purposely changed by the scientist.

Question 24

Responding variable

Answer 24

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

Question 25

Sample size

Answer 25

the number of observations or individuals included in a study or experiment.

Question 25

Validity

Answer 25

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

Question 25

Trends in data

Answer 25

A trend is a general change in one variable compared to another over a period of time

Question 26

Correlation

Answer 26

a mutual relationship or connection between two or more things

Question 27

Variability

Answer 27

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

Question 28

Mass

Answer 28

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

Question 29

Volume

Answer 29

the amount of space occupied by any three-dimensional solid

Question 30

Weight

Answer 30

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 31

Percent

Answer 31

a rate, number, or amount in each hundred. 80%

Question 32

Rate

Answer 32

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

Question 33

Ratio

Answer 33

the relationship or comparison between two numbers of the same unit to check how bigger is one number than the other one.

Question 33

Line graph

Answer 33

A line graph is a graphical display of information that changes continuously over time

Question 34

Bar graph

Answer 34

A bar graph is a graphical representation of information. It uses bars that extend to different heights to depict value

Question 35

Pie graph

Answer 35

A pie chart is a graphical representation technique that displays data in a circular-shaped graph.

Question 36

Scatterplot

Answer 36

uses dots to represent values for two different numeric variables.

Question 37

Claim

Answer 37

state or assert that something is the case, typically without providing evidence or proof.

Question 38

Evidence

Answer 38

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

Question 39

Reason

Answer 39

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