Chapter 1 Science Words Flashcards
Autotrophs
Capture light energy from sunlight and convert it to chemical food energy
Heterotrophs:
Must get energy by eating autotrophs or heterotrophs
Decomposers
recycle dead organisms by breaking them down
Scientific Methods
A series of procedures for organization
d functions.
Hypothesis
A prediction that can be tested
Control
The standard to which the outcome of a test is compared
Variable
Something in an experiment that can change
Theory
An explanation of things or events based on scientific knowledge that is the result of many past experiments
Law
A statement of how things work in nature that seems to be true all the time
Spontaneous Generation
The idea that living things could come from Non-living things
Organism
Any living thing
Cell
The smallest unit of an organism that carries out the functions of life
Homeostasis
An organism’s ability to keep the proper conditions inside no matter what is going on outside the organism
Experiment
using controlled condition to test a prediction
Raw materials
Substances needed by organisms to make other necessary substances