Chapter 1 Test Flashcards
_____ tests the effect of one thing on another using a control
experiment
the variable that changes its value according to the changes in other variables
dependent
the variable that is changed to test the effect on the dependent variable
independant
_____ is a factor that does not change when other variables change
constant
_____ is something created and used to represent an idea
model
_____ is an explanation of events based on knowledge gained from observations or experiments
a scientific theory
_____ is a statement about what happens in nature and seems to be true all the time
a scientific law
what are the three major categories of science
physical
earth
life
what type of science is physics
physical
what type of science is biology
life
what type of science is oceanography
earth
what type of science is zoology
life
what type of science is human anatomy and physiology
life
what type of science is chemistry
physical
what type of science is meteorology
earth
what type of science is microbiology
life
what type of science is geology
earth
what type of science is astronomy
physical
what type of science is medicine
life
what type of science is climatology
earth
what type of science is botany
life
what type of science is genetics
life
what are the six steps of the scientific method
identify the Problem
Observations
Hypothesis
Test
Analyze data
Conclusions
(POHTAC)
the standard by which the test results can be compared
controls
_____ is an exact quantity that people agree to use to compare measurements
standard
how would length/distance be measured: USCS and SI
USCS - miles yard foot inches
SI - Km m cm
how would mass be measured: USCS and SI
USCS - lb oz
SI - Kg g mg
how would time be measured
seconds
how would volume be measured: USCS and SI
USCS - gallon quarts pints cup
SI - L mL
how would temperature be measured: USCS and SI
USCS - Fahrenheit (F)
SI - kelvin (K) celsius (C)`
what SI units can be used for mass: standard and common
standard - Kg
common - Kg g mg
what SI units can be used for length
meter