Please match the following:
Column A
1.
scientific inquiry:
scientific inquiry
2.
hypothesis:
hypothesis
3.
control group:
control group
4.
experimental group:
experimental group
5.
independent variable:
independent variable
6.
dependent variable:
dependent variable
7.
scientific theory:
scientific theory
8.
scientific law:
scientific law
Column B
a. this group shows the effect of the variable being tested
b. the group that is left alone and not experimented on
c. the many ways in which scientists study the natural world
d. this is the one variable that is changed
e. the possible answer to a scientific question
f. a well tested explanation for experimental results
g. the describes an observed pattern in nature
h. this is the variable that gets measured
why do the isotopes of a particular element behave differently in nuclear reactions but the same in chemical reactions? chemical reactions involve changes to electrons in an atom; isotopes do not differ in electrons, and so they react the same way during chemical changes.
answered: Guest
fe 55.85 g/mol and h2o 18.02 g/mol.
answered: Guest
the correct answer is:
a. formation of precipitation
answered: Guest
The independent variable is the type of music.the dependent variable is the pulse rate.the intervening variable is the age of the subject.if the mother does not like rock, her pulse is likely to not increase.the same might be true for the sister.the friend may like rap and gets excited.to establish cause/effect relationship, all of the subjects must be consistent.hope i .
Acandle’s wick is the fabric string that holds the flame, and it burns down at a constant slow pace when the candle is lit. the wick is usually surrounded by wax. which is the most important property of covalent compounds that makes them useful for making candle wax? a low boiling point a low melting point a high boiling point a high melting point
Ascientist conducted an experiment and discovered that certain plants grow faster when given a particular amount of fertilizer. anouther scientist conducted the same experiment and got similar results. which concept does this best illustrate? a) repetition b) replication c) precision d) validity