the nature of matter water and solutions carbohydrates and lipids nucleic acids and proteins energy...
Post on 21-Dec-2015
212 views
TRANSCRIPT
The Nature of Matter
Water and solutions
Carbohydrates and Lipids
Nucleic Acids and Proteins
Energy and Reactions
100 100 100 100 100
200 200 200 200 200
300 300 300 300 300
400 400 400 400 400
500 500 500 500 500
True/False: All matter is made
of atoms.
What is an atom?
What are the three types of particles found in an atom and what is the charge of each?
Explain the difference between an atom, element, and compound.
What is the difference between ionic, covalent, and hydrogen bonding AND give an example of each type?
True/False: A molecule is a
stable group of elements.
Define solution and give an example of a
solution.
Are the hydrogen bonds between water molecules adhesion
or cohesion? How do you know?
What is the difference between acids and bases? Use pH and hydrogen ions in your answer.
Why is water sometimes referred to as the “universal
solvent”?
What three types of atoms are found in all carbohydrates?
Describe the structure of starch. Is it a mono/di/poly
saccharide?
Are lipids polar or nonpolar? Do they dissolve easily in
water?
What is the difference between
saturated and unsaturated fats?
What are two functions of
carbohydrates?
Do all cells contain nucleic
acids?
What are the three parts of a
nucleotide?
What are the building blocks of amino
acids? How many different types of
building blocks are
there?
What determines a
protein’s shape and function?
What do all organic compounds have in common? What are
the four main types of organic compounds?
True/False: Energy exists in many forms—including light, heat, chemical energy, mechanical energy, and electrical energy- and cannot be converted from one for to another.
The starting materials for chemical reactions are called _______. The newly formed
substances are called
_______.
What effect do enzymes have on the
rate of chemical reactions?
To use a chemical ice pack, a small bag of solution is broken open inside the larger bag of
liquid. The two liquids mix and get cold. What type of reaction is taking place inside the ice pack?
How do you know?
Explain how enzymes speed up chemical
reactions.