Unit 1, list 1

Question 1

Quantitative

Answer 1

involving the measurement of quantity or amount.

Question 2

Qualitative

Answer 2

measured by the quality

Question 3

Trials

Answer 3

The act of trying or testing in any manner

Question 4

Empirical evidence

Answer 4

information acquired by observation or experimentation

Question 4

Observation

Answer 4

an act or instance of noticing or perceiving and the acquisition of information from a primary source

Question 5

Model is science

Answer 5

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

Question 6

Analogy

Answer 6

similarity of function and superficial resemblance of structures that have different origins.

Question 6

Data

Answer 6

a collection of information gathered by observations, measurements, research or analysis.

Question 7

Prototype

Answer 7

the ancestral or primitive form of a species or other group; an archetype

Question 7

Hypothesis

Answer 7

An idea that proposes a tentative explanation about a phenomenon or a narrow set of phenomena observed in the natural world.

Question 7

Variable

Answer 7

anything that can change or be changed within an experiment

Question 8

Procedure

Answer 8

A biological process is completed by a specific collection of molecular activities

Question 9

Precision

Answer 9

how close measurements of the same item are to each other.

Question 10

Accuracy

Answer 10

how close a measurement is to the true or accepted value.

Question 11

Scientific method

Answer 11

the process of objectively establishing facts through testing and experimentation

Question 12

Control

Answer 12

an element that remains unchanged or unaffected by other variables

Question 12

Constant

Answer 12

The factors that do not change during the experiment.

Question 13

Predict

Answer 13

a specific statement about what will occur in a particular research investigation

Question 14

Infer

Answer 14

the process of drawing conclusions based on evidence and reasoning

Question 15

Independent variable

Answer 15

the variable that is manipulated during an experiment

Question 16

Dependent variable

Answer 16

what you measure in the experiment and what is affected during the experiment.

Question 16

Manipulated variable

Answer 16

a factor that is purposefully and specifically changed by the experimenter

Question 17

Responding variable

Answer 17

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

Question 18

Sample size

Answer 18

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

Question 19

Validity

Answer 19

how well a scientific test or piece of research actually measures what it sets out to, or how well it reflects the reality it claims to represent.

Question 19

Trends in data

Answer 19

general directions of data

Question 20

Correlation

Answer 20

a statistical method used to assess a possible linear association between two continuous variables

Question 21

Variability

Answer 21

the tendency at which traits in that population may vary

Question 22

Mass

Answer 22

the measure of the amount of matter in a body

Question 23

Volume

Answer 23

a physical quantity that measures the amount of three-dimensional space occupied by matter

Question 24

Weight

Answer 24

he measure of the force of gravity acting on a body

Question 24

Percent

Answer 24

a relative value indicating hundredth parts of any quantity

Question 25

Rate

Answer 25

a measure of how much one quantity changes when some other quantity changes.

Question 26

Ratio

Answer 26

a comparison between two numbers.

Question 27

Line graph

Answer 27

a graphical display of information that changes continuously over time

Question 27

Bar graph

Answer 27

the pictorial representation of data (generally grouped), in the form of vertical or horizontal rectangular bars, where the length of bars are proportional to the measure of data

Question 28

Pie graph

Answer 28

a type of graph that represents the data in the circular graph

Question 29

Scatterplot

Answer 29

graphs that are used to determine if there is a relationship between two variables

Question 30

Claim

Answer 30

statements made in science based on an experiment

Question 31

Evidence

Answer 31

evidence that serves to either support or counter a scientific theory or hypothesis

Question 32

Reason

Answer 32

why something happens

Question 33

theory

Answer 33

a well-substantiated explanation of an aspect of the natural world that can incorporate laws, hypotheses and facts.

Question 34

Bias

Answer 34

a flaw in the study design or the method of collecting or interpreting information

Question 35

Testable question

Answer 35

How much force is needed to keep water from expanding as it freezes?

Question 36

Non-testable question

Answer 36

What happens when water expands as it freezes?