Paragraph: (Science-textbook/science-g5-34.txt)
Sent 1: Physical properties include the state of matter.
Sent 2: We know these states as solid, liquid, or gas.
Sent 3: Properties can also include color and odor.
Sent 4: For example, oxygen is a gas.
Sent 5: It is a major part of the air we breathe.
Sent 6: It is colorless and odorless.
Sent 7: Chlorine is also a gas.
Sent 8: In contrast to oxygen, chlorine is greenish in color.
Sent 9: It has a strong, sharp odor.
Sent 10: Have you ever smelled cleaning products used around your home?
Sent 11: If so, you have probably smelled chlorine.
Sent 12: Another place you might smell chlorine is at a public swimming pool.
Sent 13: The chlorine is used to kill bacteria that may grow in the water.
Sent 14: Other physical properties include hardness, freezing, and boiling points.
Sent 15: Some substances have the ability to dissolve in other substances.
Sent 16: Some substances cannot be dissolved.
Sent 17: For example, salt easily dissolves in water.
Sent 18: Oil does not dissolve in water.

Question: Name the three states of matter and give and name a gas that is in the air we breath to stay alive. (false/challenge)

Question: Why is chlorine used in our everyday lives and how? (false/additional)

kill bacteria
we use it to keep our pools clean
It kills germs and can be found in household cleaners and to keep pools germ free.
kill bacteria in water and it is mixed in pool
used as air freshener
used in breathing

Question: Name a sunstance that is odorless in all physical forms. (false/additional)

Question: According to this passage how do salt and oil differ when mixed with water? (false/additional)

salt dissolves in water, but oil don't
Salt dissolves in water and oil does not dissolve in water.
oil dissolves in water, but salt don't

Question: What do physical properties include? (false/challenge)

Question: What two gases are compared in the article? (false/additional)

Oxygen and Chlorine
hydrogen and oxygen
nitrogen and oxygen

Question: How are oxygen and chlorine different? (false/additional)

Oxygen is odorless and colorless. In contrast to oxygen, chlorine is greenish in color. It has a strong, sharp odor.
chlorine has a color and oxygen is colorless
one has an odor the other doesn't
Chlorine is colorless and Oxygen is greenish

Question: Which two contrasting substances properties to dissolve in water are discussed? (false/additional)

Oxygen and Chlorine
salt and oxygen
oil and salt
salt and iron

Question: What are the physical properties of matter? (false/challenge)

Question: What are some properties of Oxygen? (false/additional)

Question: What are the properties of Chlorine? (false/additional)

Question: Where would you find Chlorine? (false/challenge)

Question: Where are two places one could use chlorine? (false/challenge)

Question: What are the physical properties of matter, and how many primary states are there for matter? (false/challenge)

Physical properties of matter are also known as states of matter , which there are 3.
solid liquid and gas
3 states
solid and gas

Question: What are some secondary properties of matter? (false/challenge)

smell and hardness.
color and odor
color and chemical bonding

Question: give 1 example of matter that can be dissolved in water and one example of matter that will not. (false/challenge)

oil cannot be dissolved in water
salt can be dissolved in water
sand and oil

Question: Which gas is a major part of the air we breathe? (false/additional)

Oxygen
chlorine

Question: Which gas is found in cleaning products? (false/challenge)

Chlorine
oxygen

Question: Which of the mentioned physical states most likely lack the property of hardness? (false/challenge)

liquid and gas
Gas and Liquid
solid and gas

Question: Which gas mentioned in this paragraph is least likely to be green? (false/additional)

Oxygen
chlorine