get your clickers!! properties of water fa swbat describe examples of how water supports life using...
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2 Which side of the water molecule has a slight negative charge? A. Oxygen side B. Hydrogen side Darker grey shading shows higher electron density around nuceliTRANSCRIPT
Get Your Clickers!!
Properties of Water FA
SWBAT describe examples of how water supports life using the properties of water.
1 Water is a polar molecule becauseA. It shares electrons equally
between oxygen and hydrogen
B. One side of the molecule has a slight positive charge and the other side has a slight negative charge
C. It freezes at zero degrees Celsius
D. It forms ionic bonds with other water molecules
It shares e
lectrons e
quall...
One side of t
he molecu
le...
It freeze
s at z
ero degre
es ...
It form
s ionic b
onds with
...
25% 25%25%25%
middleschoolchemistry.com
Darker grey shading shows higher electron density
around nuceli
2 Which side of the water molecule has a slight negative charge?
A. Oxygen sideB. Hydrogen side
50%50%
Darker grey shading shows higher electron density around
nuceli
3 What type of bond existswhere the red arrows arepointing?
A. IonicB. CovalentC. MetallicD. Hydrogen
Ionic
Covalent
Metallic
Hydroge
n
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4 Water molecules form what type of bonds with each other?
A. Covalent bondsB. Metallic bondsC. Ionic bondsD. Hydrogen bonds
Covalent b
onds
Metallic bonds
Ionic bonds
Hydroge
n bonds
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These weak bonds
saburchill.com
5 Water droplets form by water molecules being attracted to each other. What term best explains this behaviour?
A. AdhesionB. CohesionC. SolubilityD. Magnetism
Adhesion
Cohesion
Solubility
Magnetism
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encyclopedia.lubopitko-bg.com
6 Which property of water allows water to stick to the sides of the straw?A. CohesionB. AdhesionC. Heat capacityD. Universal
Solvent
Cohesion
Adhesion
Heat capacit
y
Universal S
olvent
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Straw molecules
scienceprojectideasforkids.com
7 Which property of water allows bugs to walk on water?
A. AdhesionB. CohesionC. Surface tensionD. Heat capacity
Adhesion
Cohesio
n
Surfa
ce te
nsion
Heat capacit
y
25% 25%25%25%
quest.nasa.govdefneapul-
cive1170.wikispaces.com
8 Water takes _______ heat to change to its gaseous state.
A. Large amounts of
B. Small amounts of
C. No33% 33%33%
Boiling temperatures
buildingscience.com Middleschoolscience.com
9 Surface tension and capillary action occur in water because itA. is very denseB. is nonpolarC. has ionic bondsD. has hydrogen
bonds25% 25%25%25%
davidlnelson.md msnucleus.org
10 What property of water allows sweat to cool the body & coastal cities to have more stable temperatures than inland cities?
A. High heat capacity of 1.0 calories/gº C
B. Neutral pH of 7C. Surface tension and
capillary actionD. Living Solvent of
polar covalent & ionic compounds
Heat capacit
y
Neutral p
H
Cohesion
Universal S
olvent
25% 25%25%25%
Very helpful animation to explain: http://www.hk-phy.org/contextual/heat/tep/temch/island_e.htm http://www.abpischools.org.uk/page/modules/skin/skin3.cfm
11 What kinds of substance can dissolve in water?
A. Hydrophobic substancesB. Hydrophilic substancesC. Hydrocarbons&
nonpolar colvalent compounds like lipids
D. Ions and polar covalent molecules like sugars
E. Substances with charges
F. A, C, & E G. B, D, & E
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http://chsweb.lr.k12.nj.us/mstanley/outlines/waterap/water.html newdirections.com.au
10 What property of water allows sweat to cool the body & coastal cities to have more stable temperatures than inland cities?
A. High heat capacity of 1.0 calories/gº C
B. Neutral pH of 7C. Surface tension and
capillary actionD. Living Solvent of
polar covalent & ionic compounds
Heat capacit
y
Neutral p
H
Cohesion
Universal S
olvent
25% 25%25%25%
Very helpful animation to explain: http://www.hk-phy.org/contextual/heat/tep/temch/island_e.htm http://www.abpischools.org.uk/page/modules/skin/skin3.cfm