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Final Exam Review C
Test Description: Trimester 1 Environmental Science Final Exam Review C
Instructions: Answer all questions to get your test result.
1) During which phase transition in matter does particle arrangement become more orderly, attraction increase, particle spacing decrease, and particle movement decrease?
A
condensation
B
freezing / solidification
C
deposition
D
freezing/solidification, condensation, and deposition
2) In which state of matter are the particles able to freely slide past one another
A
liquid
B
plasma
C
gas
D
solid
3) Which state of matter best describes substances like Bartholomew's oobleck and ketchup?
A
solid
B
liquid
C
gas
D
non-Newtonian fluid
4) How many valence electrons are there in an atom of nitrogen?
A
2
B
5
C
7
D
14
5) What is the overall charge of isotopes?
A
positive
B
neutral
C
it depends on the number of neutrons
D
negative
6) Which of the following accurately represents a decomposition reaction?
A
A + B = AB
B
ABCD = A + B + CD
C
hydrocarbon + O2 = CO2 + H2O
D
A + BC = AC + B
7) The alkanes methane (CH4), ethane (C2H6), and propane (C3H8) are substances common to combustion reactions. They are examples of
A
compounds
B
elements
C
hydrocarbons
D
mixtures
8) What is the atomic number of deuterium, an isotope of hydrogen?
A
4
B
3
C
2
D
1
9) Which sequence of coefficients is accurate for the following equation: __Ca + __H2O = __Ca(OH)2 + __H2
A
1, 2, 1, 2
B
1, 2, 1, 1
C
2, 1, 1, 2
D
1, 1, 1, 2
10) Which of the following would NOT help to prevent or avoid the tragedy of the commons?
A
conservation efforts
B
increasing access to commons
C
punishment of over-consumers of commons
D
increasing dialogue between consumers of commons
*select an answer for all questions
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