Science Vocab Ch. 1

Question 1

Science of life; examines how living things interact how systems function, and how they function at a molecular

Answer 1

Biology

Question 2

Anything that has or once had all the characteristics of life

Answer 2

Organism

Question 3

Orderly structure shown by living things

Answer 3

Organization

Question 4

Process that results in mass being added to an organism

Answer 4

Growth

Question 5

Changes an organism undergoes in its lifetime before reaching its adult form

Answer 5

Development

Question 6

Production of offspring

Answer 6

Reproduction

Question 7

Group of organisms that can interbreed and produce fertile offspring

Answer 7

Species

Question 8

Any change in an organism’s internal or external environment that causes the organism to react

Answer 8

Stimulus

Question 9

Organism’s reaction to a stimulus

Answer 9

Response

Question 10

Regulation of an organism’s internal environment to maintain conditions needed for life

Answer 10

Homeostasis

Question 11

Inherited characteristic of a species that develops over time in response to an environmental factor, enabling the species to survive

Answer 11

Adaptation

Question 12

A body knowledge based on the study of nature

Answer 12

Science

Question 13

Explanation of a natural phenomenon based on many observations and investigations over time

Answer 13

Theory

Question 14

Describes relationships under certain conditions in nature

Answer 14

Law

Question 15

A process in which the procedures used during an experiment may be repeated and the results are evaluated who are in the same field or are conducting similar research

Answer 15

Peer Review

Question 16

A set of values

Answer 16

Ethics

Question 17

Assumption based on prior experience

Answer 17

Inference

Question 18

A series of problem-solving procedures that might include observations informing a hypothesis, experimenting, gathering and analyzing data, and drawing conclusions

Answer 18

Scientific Method

Question 19

Testable explanation of a situation

Answer 19

Hypothesis

Question 20

Procedure performed in a controlled setting to test a hypothesis and collect precise data

Answer 20

Experiment

Question 21

A factor that remains fixed during an experiment while the independent and dependent variable change

Answer 21

Constant

Question 22

Measurement system whose divisions are powers of ten

Answer 22

Metric System

Question 23

System of measurements used by scientists, abbreviation of the International System of Units

Answer 23

SI

Question 24

Quantitative or Qualitative information gained from scientific investigation

Answer 24

Data

Question 25

Orderly, direct information gathering about a natural phenomenon

Answer 25

Observation

Question 26

In a controlled experiment, the group receiving the factor being tested

Answer 26

Experimental group

Question 27

In a controlled experiment, the group not receiving the factor being tested

Answer 27

Control Group

Question 28

The one factor that can be changed in a controlled experiment

Answer 28

Independent variable

Question 29

Factor being measured in a controlled experiment

Answer 29

Dependent variable