lesson 1
is the systematic study of natural events and conditions
science
is an organized procedure to study something under controlled conditions
experiment
information gathered by observation or experimentation that can be used in calculating or reasoning
data
describe the way the world works
law
objective
what are the three areas of science?
life science, earth science, and physical science
is the process of obtaining information by using the senses
observation
how many steps are in the scientific method?
6
a well-supported explanation of nature
theory
being _________means to be original
creative
this type of science includes the subjects of physics and chemistry
physical science
is a testable idea or explanation that leads to scientific investigation
hypothesis
what is the third step of the scientific method?
plan a procedure
evolution is a.....
theory
what is the difference between scientific law and theory?
a law describes what happens, but a theory describes for what reason it happens
geology is another name for...
earth science
is the factor that is deliberately manipulated
independent variable
how many independent variables should an experiment have?
1
an object in motion, remains at a constant speed and direction unless acted on my another force is....
Newton's Law of Motion
Suppose you want to test the hypothesis that plants grow taller when they receive more sunlight. Identify the dependent variable for this investigation.
rate of plant growth
is a belief or practice that is based on incorrectly applied scientific scientific methods
Pseudoscience
changes as a result of manipulation of one or more independent variables
dependent variable
list all 6 steps to the scientific method.
ask a question, form a hypothesis, plan a procedure, conduct an experiment, record data, and state a conclusion
what is the Law of Conservation of Energy?
States that energy cannot be created or destroyed, it can only change form
Suppose you want to test the hypothesis that plants grow taller when they receive more sunlight. Identify the independent variable for this investigation.
the amount of sunlight