C190 Introduction to Biology (WGU) - Module 4
questions with verified answers
__________ are mixtures of two or more substances. Ans✓✓✓-solutions
______________ is the term for water molecules binding to other molecules.
Ans✓✓✓-adhesion
________________ is the term for water molecules binding to each other.
Ans✓✓✓-cohesion
___________________ do not interact water and are characterized by a
completer lack of electronegative atoms. Ans✓✓✓-hydrophobic
"water-fearing" Ans✓✓✓-hydrophobic
"water-loving" Ans✓✓✓-hydrophilic
adhesion Ans✓✓✓-The attraction of water molecules to molecules other than
water.
As water drips from a faucet, it forms a round droplet before falling into the sink.
What property of water causes it to do this? Ans✓✓✓-cohesiveness
As water heats, the number of hydrogen bonds ___________________.
Ans✓✓✓-decreases
, Describes a property of matter in which particles tend to stick together.
Ans✓✓✓-cohesion
Dissolving sugar in water makes a ___________________. Ans✓✓✓-solution
During the winter, ice forms at the top of a pond while the water underneath
remains a liquid. Ans✓✓✓-less dense as a soild
Hydrophilic molecules contain polar functional groups that can form hydrogen
bonds or ionic bonds with ________________. Ans✓✓✓-water
If the plant gets too dry the water column can break. This creates an air bubble in
the xylem. What happens to the water when the air bubble forms? Ans✓✓✓-The
water is still adhering to the xylem walls, but the water column is no longer
continuous.
is a result of the adhesion of water molecules with the surface of a tube
containing the water Ans✓✓✓-capillary action
Land near large bodies of water tends to have mild climates because the water
temperature does not fluctuate. This helps stabilize the climate. What property of
water causes it to do this? Ans✓✓✓-temperature stability
motor oil Ans✓✓✓-hydrophobic
On a warm day at the beach, which will heat up most slowly? Ans✓✓✓-ocean
questions with verified answers
__________ are mixtures of two or more substances. Ans✓✓✓-solutions
______________ is the term for water molecules binding to other molecules.
Ans✓✓✓-adhesion
________________ is the term for water molecules binding to each other.
Ans✓✓✓-cohesion
___________________ do not interact water and are characterized by a
completer lack of electronegative atoms. Ans✓✓✓-hydrophobic
"water-fearing" Ans✓✓✓-hydrophobic
"water-loving" Ans✓✓✓-hydrophilic
adhesion Ans✓✓✓-The attraction of water molecules to molecules other than
water.
As water drips from a faucet, it forms a round droplet before falling into the sink.
What property of water causes it to do this? Ans✓✓✓-cohesiveness
As water heats, the number of hydrogen bonds ___________________.
Ans✓✓✓-decreases
, Describes a property of matter in which particles tend to stick together.
Ans✓✓✓-cohesion
Dissolving sugar in water makes a ___________________. Ans✓✓✓-solution
During the winter, ice forms at the top of a pond while the water underneath
remains a liquid. Ans✓✓✓-less dense as a soild
Hydrophilic molecules contain polar functional groups that can form hydrogen
bonds or ionic bonds with ________________. Ans✓✓✓-water
If the plant gets too dry the water column can break. This creates an air bubble in
the xylem. What happens to the water when the air bubble forms? Ans✓✓✓-The
water is still adhering to the xylem walls, but the water column is no longer
continuous.
is a result of the adhesion of water molecules with the surface of a tube
containing the water Ans✓✓✓-capillary action
Land near large bodies of water tends to have mild climates because the water
temperature does not fluctuate. This helps stabilize the climate. What property of
water causes it to do this? Ans✓✓✓-temperature stability
motor oil Ans✓✓✓-hydrophobic
On a warm day at the beach, which will heat up most slowly? Ans✓✓✓-ocean
