Properties of Water
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Water can absorb or lose a large amount of heat without changing temperature very quickly. What is this property of water called?
A. Capillary action
B. Adhesion
C. Heat capacity
C.High heat capacity
What are the atoms in a molecule of water?
A. 2 hydrogen, 1 nitrogen
B. 2 oxygen, 2 hydrogen
C. 2 hydrogen , 1 oxygen
2 hydrogen atoms and 1 oxygen atom
The strength of water’s surface caused by attraction between water molecules that allows small objects (like insects or paper clips) to stay on top of water:
A. Surface tension
B. Condensation
C Capillary action
A. Surface tension
The pH of a base should have a pH reading of:
A. 7
B. 1-6
C. 8-14
C. 8-14
How are basilic lizard able to walk on water?
A. They have too much mass
B. They have a small mass
C. They call it the Jesus Christ lizard
B. Small mass
What kind of molecules can water dissolve?
A. Nonpolar
B. Polar
C. Density
Polar molecules
The hydrogen end of water has what charge?
A. Slight negative charge
B. Slight positive charge
C. Neutral charge
B slight positive charge
Why is water able to dissolve more substances than other liquids?
A. Adhesion
B. Polarity
C. Deposition
B. polarity
What was used to show the color changes of a liquid?
A. Beets
B. Chinese cabbage
C. Red cabbage
C. Red cabbage
Water is fundamental to human survival, making up roughly _____of the adult human body and over ______ of our blood
A. 60%, 20%
B. 90%, 60%
C. 60%, 90%
C. 60%, 90%
Water is known as a ____________________solvent because it can dissolve more substances that most liquids
A. Solar
B. Universal
C. Density
B.Universal Solvent
The element a water molecule that has a negative charge:
A. Nitrogen
B. Hydrogen
C. Oxygen
C. Oxygen
Water sticking to other objects is known as?
A. Cohesion
B. Adhesion
C. Specific heat
B. Adhesion
Specific heat is the amount of heat needed to raise one gram of water by ___ degree Celsius:
A. 10
B. 5
C. 1
C. 1
How can water's expansion upon freezing change our roads after a cold winter?
A. Makes it slippery
B. Causes pot holes and cracks
C. Causes floods
B pot holes.
Why is density NOT the reason small objects like paper clips or water striders are able to stay on top of water?
A. Specific heat
B. condensation
C. surface tension
C. surface tension
What kind of charges attract?
A. 2 negative charges
B. Positive and a negative
C. 2 positive charges
B. Opposites: a positive and a negative
This causes water to clump together in drops.
A. Adhesion
B. Cohesion
C. Deposition
B. cohesion
distilled water should have a ph of:
A. 7
B.6
C. 8
A. 7
How can water's high heat capacity benefit living things?
A Helps living things regulate their temperature
B. Keep living things cold
C. Helps living things decompose
Provides a stable temperature for organisms in bodies of water, help organisms that can't regulate their own temperature, etc.
Capillary action is made possible due to which two properties of water?
A. Adhesion and capillary action
B. Cohesion and adhesion
C. Density and hydrogen bonds
B. Cohesion and adhesion
The process of changing the state of liquid water?
A. evaporation
B. freezing
C. Condensation
B. Freezing
Water is called this because it can dissolve many substances:
________________________ solvent
Universal
Which are considered very strong bases with a pH of 13 or 14:
A. Lemon juice and salt water
B. Ammonia and Drano
C. Hand soft and hand sanitizer
B. Ammonia/Drano
What does pH stand for:
A. potential Hydrogen
B. Potential Energy
C. Plus hydrdoxides
A. Potential Hydrogen