Factor that is changed when testing a hypothesis.
What is independent variable?
The ultimate purpose of inductive reasoning.
What is determine cause and effect?
The top five to fifteen centimeters of soil.
What is Topsoil?
This is part of potassium's primary function for plants.
What is Promoting general health?
The substance of the physical world.
What is Matter?
The term for factors that remain the same throughout an experiment.
A statement of fact that can be used to make a conclusion.
This soil material has the smallest and most tightly packed particles.
What is clay?
This is a layer of either porous rock or gravel-soil mixture that holds water.
What is an aquifer?
The use of science to solve practical problems.
What is technology?
Gathering data in an orderly way.
What is Observing?
What is a theory?
This primary plant food element is essential for cell division, growth, and plant maturation.
What is Phosphorus?
This is the surface of the water under the ground.
What is water table?
The study of matter.
What is science?
The process of speculating about objects or events of nature and formulating a sensible explanation.
Hypothesis are made using this type of reasoning.
What is deductive?
This affects soil color.
What is the amount of organic material?
This type of soil allows the most amount of rain to runoff.
What is clayey soil?
Chemists express the degree acidity of a substance using this scale, which ranges from 0 to 14.
What is the pH scale?
1.The "Then" of an "If/Then" statement.
What is Consequent?
A model of design that is used for testing.
What is a prototype?
The type of soil that allows the most air and water into itself.
What is Sandy Soil?
This is the general term for water below the soil's surface.
What is groundwater?
The name of the three basic soil substances that plants need to live.
What is primary plant food elements?