Chapter 1,2,3 Vocab Flashcards
The process of gathering information about events or processes in a careful, orderly way
Observation
The information gathered from observations
Data
A logical interpretation based on prior knowledge or experience
Inference
A proposed scientific explanation for a set of observations/ educated guess
Hypothesis
The idea that life could arise from nonliving matter
Spontaneous generation
When only one variable is changed at a time and all other variables are kept the same
Controlled experiment
The variable that is deliberately changed
Manipulated variable
Responds to the manipulated variable
Responding variable
When a hypothesis becomes so well supported
Theory
The science that seeks to understand the living world
Biology
A collection of living matter enclosed by a barrier that separates the cell from its surroundings
Cell
Process by which a single parent reproduces by itself
Asexual reproduction
Process by which two parents unite to produce the first cell of a new organism
Sexual reproduction
The combination of chemical reactions through which an organism builds up or breaks down materials as it carries out its life processes
Metabolism
A signal to which an organism responds
Stimulus
When an organism maintains its stable internal condition
Homeostasis
The ability for groups of organisms to change over time
Evolution
A decimal system of measurements whose units are based on certain physical standards and are scaled on multiples of 10
Metric system
Devices that produce magnified images of structures that are too small to see with the unaided eye
Microscope
An organized way of using evidence to learn about the natural world
Science
