Over many generations, living things become better adapted to their environment through the process of
natural selection
100
gravity
law
100
Test Hypothesis
4
100
Name the level of organization which includes all living things in a given area, together with nonliving environment, including water, sunlight, and other physical factors.
ecosystem
200
Which of the following could be an independent variable?
a. measured or counted data
b. light or dark environment
c. final weight of plant
d. number of isopods on either side of a choice chamber
b. light or dark environment
200
Scientists use observations and data to form and test
hypothesis
200
Relativity
Theory
200
Make Observations
1
200
Name the level that includes organisms of the same species that live in the same area at the same time
population
300
Which variable is manipulated?
independent variable
300
Scientists cannot answer matters of ___________
belief
300
Motion
Laws
300
Ask Questions
2
300
the part of Earth where all life exists, including all land, water, ad air where living things can be found
biosphere
400
Graphed on the x-axis
independent
400
Give an example of a scientific model
Food chain
400
Which one is supported by a great deal of evidence?
theory
400
Communicate results
6
400
A group of similar ecosystems with the same general type of physical environment
biome
500
A scientists uses different types of fertilizer and measures the height of plants. What is the independent variable?
fertilizer types
500
____________ is any type of data that may either agree or disagree with a prediction.
Evidence
500
A statement that describes what always happens under certain conditions in nature
scientific law
500
Form hypothesis
3
500
all of the populations that live in the same area at the same time