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Chemistry Of Materials (Spicy)
Test Description: Answer the following questions to study for your unit test
Instructions: Answer all questions to get your test result.
1) Waste may be produces when
A
A product is thrown away
B
A product is used
C
All of the above
D
A product is made
2) When choosing a material to make a product, such as a soft drink container, an important factor to consider is
A
How easy it is to recycle after the container is used
B
The environmental impact of the manufacturing process
C
All of the above
D
How much it costs to produce
3) A consumer wants to do his or her part to reduce the production of waste. Which action would be most effective?
A
All of the above
B
Buy from companies that use only new raw materials
C
Buy products that cannot be recycled
D
Purchase fewer products
4) Why is ammonia used to test for copper in a solution? Choose the best answer.
A
Different people see color differently
B
The odor of ammonia is easily detected by most people
C
The ammonia test can detract smaller amounts of copper than the human eye can detect
D
All chemical tests are superior to relying on information provided by the senses
5) Which of the following is a noble gas? Use the Periodic Table of Elements to find the answer.
A
Hydrogen
B
Argon
C
Carbon Dioxide
D
Oxygen
6) A student pours two different solution into a glass beaker. Which of the following would indicate that a chemical reaction took place between the two solutions?
A
All of the above
B
A change in color of a solution
C
A change in temperature
D
The formation of a precipitate
7) While working on an activity to investigate chemical reactions, a student mixes two clear liquids in a beaker. When the two liquids mix, the result sis a clear liquid and an orange solid precipitate. Which best describes the reaction?
A
All of the above
B
The orange solid precipitate
C
The initial two clear liquids
D
The resulting clear liquid and the beaker
8) Which of the following statements about dilution as an approach to handling toxic waste is TRUE?
A
Diluting a liquid until it is clear and colorless means that the liquid is safe for disposal in local sewers
B
Dilution loses the concentration of toxic materials in liquid wastes
C
Dilution removes the toxic materials in liquid wastes
D
All of the above
9) The life cycle of a product refers to
A
The guarantee that the manufacturer provides
B
The amount of time the product is expected to last
C
How the product is used in its life
D
The stages from when the product is made until is is disposed of
10) Which of the following is a list of physical properties?
A
Electrical conductivity, hardness, ability to transmit light
B
Temperature change when a chemical is added, texture, density
C
Density, conductivity, reaction with acid
D
Flexibility, reaction with hydrochloric acid, color
*select an answer for all questions
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