scientific methed Flashcards
Scientific method
a series of steps followed to solve problems
Hypothesis
an explanation that is based on prior scientific research or observations and that can be tested
Controlled experiment
an experiment that tests only one factor at time by using a comparison of a control group with an experimental group
Variable
a factor that changes in an experiment in order to test a hypothesis
Controlled group
the group that does NOT receive the treatment in an experiment
Experimental group
the group that DOES receive the treatment in an experiment
Step 1 of scientific method
making an observation
Step 2 of scientific method
form a question
Step 3 of scientific method
form a hypothesis
Step 4 of scientific method
conduct an experiment
Step 5 of scientific method
draw a conclusion
Step 6 of scientific method
design an experiment to test your hypothesis
Meter
the fundamental unit of length in the metric system
Liter
a metric unit of capacity
Gram
a metric unit of mass equal to one thousandth of a kilogram
Volume
the amount of space that a substance or object occupies
Mass
a measure of the amount of matter in an object
Density
comparison of the mass to the volume of an object
Area
a measure of the size of a surface or a region
Celsius
of or denoting a scale of temperature
