EL Bio 1.2 Bonds/pH/Water Quiz

Last updated over 3 years ago
7 questions
3

Match the type of bond with description (relaciona el vínculo con la descripción)


Draggable itemCorresponding Item
Covalent bond
a strong bond created when electrons are shared between atoms
Hydrogen bond
a bond created when the hydrogen atom's positive charge is attracted to the oxygen atom's negative charge
1

What does pH measure?




5

Put all of the items in the correct pH category using the pH scale below.


  • soap
  • bleach
  • coffee
  • water
  • lemon
  • Acidic
  • Basic
  • Neutral
6

Match the word with the definition


Draggable itemCorresponding Item
Cohesion
Attraction of water molecules to other water molecules


(almost a) Universal Solvent
Attraction of water molecules to different molecules
High Heat Capacity
Water takes a large amount of heat and energy to change temperatures.
less dense as a solid
The ability to dissolve ionic and polar molecules in a solution
Polarity
Unequal distribution of electrons and charges on the water molecule
Adhesion
Ice floats on top of water
1

The bond shown between the Oxygen and the Hydrogen is:




1

Surface tension can be explained by




1

Water absorbs heat as it evaporates. This helps life maintain homeostasis through panting or sweating. This property is called