A ______________ is a testable explanation hypothesis.
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Characteristics of Life & Scientific Method Review
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A ______________ is a testable explanation
•hypothesis
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The factor that you will change in your experiment is called the
_______________ variable
• Independent
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___________________are the repetition of an experiment (trials) and the same conditions are kept in the
experiment.
•Replicates
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An _______________ is a logical explanation based on
observations and experiences
• inference
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What is the independent variable in the following
problem: How does clay soil effect plant growth?
•Clay soil
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______________ is the ability to travel from place to place
• locomotion
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What is the study of life?
•Biology
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What would be a constant for the “ice cube” experiment
•Amount of salt used•Amount of water used•Size of cups• Temperature of the water•Size of the ice cube
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A________________describes relationships under certain conditions
in nature; Describes but does not explain a natural event
• Law
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___________________are inherited changes in structures, behaviors, or internal processes that enable an
organism to respond to stimuli
•Adaptations
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The ______________ variable is what you predict will change as
a result of variation in your experiment
•dependent
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____________ is the ability to do work or cause change
• energy
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A __________ is a group that serves as a standard of comparison during an
experiment
•Control
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In what format do you write a hypothesis?
• If…..then
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What is the dependent variable in the following problem: How
does clay soil effect plant growth?
•Plant growth
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A ____________ is a condition in the environment that creates a
response
• stimulus
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What is the independent variable in the “ice cube” lab?
•Salt water
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______________ are the factors that DO NOT change in the
experiment
•Constants
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What is the dependent variable in the “ice cube” lab?
• Ice melting
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The increase in living material (cellular mass) and the
formation of new structures is called _________
•Growth
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A __________is an explanation based on many observations (hypothesis is repeatedly verified over time and
through may separate experiments)
• Theory
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_______________ is the regulation of an organism’s internal environment to maintain conditions that allow it to
live
•Homeostasis
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____________ is movement or gestures
•motion
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The _____________________ is a continuous process that seeks to
answer questions about the natural world.
•Nature of science
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___________ are the basic unit of structure and function of all
living things
•Cells
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The steps commonly used by scientists in gathering
information to test hypotheses and solve problems are
called________• The scientific method
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Observations and measurements made during an
experiment is called _____
•data
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Humans sweating or shivering in order to maintain body temperature (thermal regulation) is an example
of which characteristic of life?
•Maintaining homeostasis
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The changes that take place during the life of the organism
is called ___________
•development