WGU C190 Exam Questions
And Answers Verified 100%
Correct | Updated 2026
Terms in this set (341)
Independent variable Variable that causes some outcome; researchers
controls change in this variable.
Dependent variable Variable is the consequence of the experiment;
researchers measure this variable throughout the
experiment.
Control variable Variables that are kept constant
Larger When researchers interpret results, they have to
consider if the outcome is significant or very
unlikely to occur by chance or random events.
The _____________ the number of individuals or
sampling size, the more reliable the results.
Large When researchers interpret results, they have to
consider if the outcome is significant or very
unlikely to occur by chance or random events. Data
obtained from a __________________
sample size is better able to show results that are
significant.
1/11
, solvent ... solute You add sugar to water, and the sugar dissolves.
Thus the water is the _______and the sugar is the _______
.
Element Carbon is an
Molecule Atoms are bound together into a______________
Covalent bond a shared pair of electrons
Ionic bond electron transfer from one atom to another,
resulting in an attraction between oppositely
charged ions
Hydrogen bond electrostatic attraction between areas of molecules
with opposite partial charges
Covalent _ ________ bonds are the strongest
Hydrogen _ _________ bonds are the weakest
Ionic _ ________ are the middle of the strongest and
weakest bond
Cohesion Water molecules binding to each other is called
Adhesion water molecules binding to other molecules is
called________________
Polar Water molecules form hydrogen bonds because
water is
2/11
And Answers Verified 100%
Correct | Updated 2026
Terms in this set (341)
Independent variable Variable that causes some outcome; researchers
controls change in this variable.
Dependent variable Variable is the consequence of the experiment;
researchers measure this variable throughout the
experiment.
Control variable Variables that are kept constant
Larger When researchers interpret results, they have to
consider if the outcome is significant or very
unlikely to occur by chance or random events.
The _____________ the number of individuals or
sampling size, the more reliable the results.
Large When researchers interpret results, they have to
consider if the outcome is significant or very
unlikely to occur by chance or random events. Data
obtained from a __________________
sample size is better able to show results that are
significant.
1/11
, solvent ... solute You add sugar to water, and the sugar dissolves.
Thus the water is the _______and the sugar is the _______
.
Element Carbon is an
Molecule Atoms are bound together into a______________
Covalent bond a shared pair of electrons
Ionic bond electron transfer from one atom to another,
resulting in an attraction between oppositely
charged ions
Hydrogen bond electrostatic attraction between areas of molecules
with opposite partial charges
Covalent _ ________ bonds are the strongest
Hydrogen _ _________ bonds are the weakest
Ionic _ ________ are the middle of the strongest and
weakest bond
Cohesion Water molecules binding to each other is called
Adhesion water molecules binding to other molecules is
called________________
Polar Water molecules form hydrogen bonds because
water is
2/11
