NEW
Font size
WorksheetsWater
Total questions: 10
Worksheet time: 14mins
Why is water "polar"?
The charge of a molecule of H20 is all positive.
The charge of the Oxygen is negative and the two Hydrogen is positive.
Water molecules attracts and attach to one another (to itself)?
surface tension
cohesion
What is the tightness across the surface of water caused by the polar molecules pulling on each other so that small animals can walk on it called?
adhesion
surface tension
Water molecules cling to other surrounding molecules (other objects).
cohesion cohesión
adhesion adhesión
Why is water nicknamed the Universal Solvent?
It can dissolve almost everything on Earth.
It is the most powerful substance in the Universe.
Which term refers to water having a positive and a negative charge?
cohesion
polarity (polar molecule)
Which part(s) of a water molecule has/have a positive charge?
the two hydrogen (H) atoms
the two oxygen (O) atoms
The hydrogen and oxygen atoms are held together by ___________ bonds
Hydrogen
Ionic
Covalent
Oxygen
The polarity of water allows it to ____________most substances.
add
improve
dissolve
stick
_______________ creates the skin-like surface formed due to the polar nature of water.
Cohesion
Surfase tension
Adhesion
Solvent
