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Coach Ryan’s Chemistry/Physical Science Class Keep scrolling down for more helpful items such as test
reviews, extra credit, class rules, class syllabus calendar., etc. |
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CLASSROOM
INFO Per BHS
procedures, a $15.00 science lab fee must be paid. Please submit this to me
as soon as possible. |
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Rules |
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1)
Be
on time and have all materials necessary to begin working when the bell rings,
not after. 2)
Talk
only when given permission 3)
Respect
for others is demanded at all times 4)
Follow
dress code and no cell phones. 5)
Use
good common sense at all times. 6)
Follow
all |
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Consequences |
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1)
verbal
warning 2)
write
offs 3)
phone
call 4)
office
referral I
reserve the right to skip to whatever step I feel necessary and appropriate. |
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Biography: Master’s Degree- University of Bachelor’s Degree- University of Memphis Member of the Highly qualified to teach Chemistry and Physical
Science |
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“ If you do what I ask you to do then you will be more
likely to succeed.” |
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Schedule |
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ODD |
EVEN |
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1st Block: Chemistry |
1st Block: Physical Science7:32-9:12 |
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2nd Block: Chemistry 9:19-10:49 |
2nd Block: Physical Science9:19-10:49 |
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3rd Block: Chemistry Lunch: 3rd block cont’d: Chemistry |
3rd Block: Chemistry Lunch: 3rd block cont’d: Chemistry |
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4th Block: Weightlifting |
4th Block: Weightlifting |
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IMPORTANT
LINKS |
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Please scroll down for additional important
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Contact:
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Email |
Phone |
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Contact:
(Michael Ryan) |
Email: |
Phone:
901-837-5800 |
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This
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Please
look below for additional information:
Chemistry Chp 7.1-7.2 test study
guide
Matching
Match each item with the correct statement
below.
|
a. |
halide ion |
d. |
electron dot structure |
|
b. |
octet rule |
e. |
valence electron |
|
c. |
ionic bond |
|
|
____ 1. an electron in the highest occupied energy level of an atom
____ 2. Atoms
react so as to acquire the stable electron structure of a noble gas.
____ 3. a depiction of valence electrons around the symbol of an
element
____ 4. an anion of chlorine or other halogen
____ 5. the force of attraction binding oppositely charged ions
together
Multiple Choice
Identify the choice that best completes the statement or
answers the question.
____ 6. How
many valence electrons are in an atom of phosphorus?
|
a. |
2 |
c. |
4 |
|
b. |
3 |
d. |
5 |
____ 7. How
many valence electrons are in an atom of magnesium?
|
a. |
2 |
c. |
4 |
|
b. |
3 |
d. |
5 |
____ 8. How
many valence electrons does a helium atom have?
|
a. |
2 |
c. |
4 |
|
b. |
3 |
d. |
5 |
____ 9. How
many valence electrons are in a silicon atom?
|
a. |
2 |
c. |
6 |
|
b. |
4 |
d. |
8 |
____ 10. What
is the name given to the electrons in the highest occupied energy level of an
atom?
|
a. |
orbital
electrons |
c. |
anions |
|
b. |
valence
electrons |
d. |
cations |
____ 11. How
does calcium obey the octet rule when reacting to form compounds?
|
a. |
It gains
electrons. |
|
b. |
It gives
up electrons. |
|
c. |
It does
not change its number of electrons. |
|
d. |
Calcium does
not obey the octet rule. |
____ 12. What
is the maximum charge an ion is likely to have?
|
a. |
2 |
c. |
4 |
|
b. |
3 |
d. |
5 |
____ 13. What
is the electron configuration of the calcium ion?
|
a. |
1s |
c. |
1s |
|
b. |
1s |
d. |
1s |
____ 14. What
is the electron configuration of the gallium ion?
|
a. |
1s |
c. |
1s |
|
b. |
1s |
d. |
1s |
____ 15. What
is the charge on the strontium ion?
|
a. |
2– |
c. |
1 |
|
b. |
1– |
d. |
2 |
____ 16. How
many electrons does silver have to give up in order to
achieve a pseudo-noble-gas electron configuration?
|
a. |
1 |
c. |
3 |
|
b. |
2 |
d. |
4 |
____ 17. How
many electrons does barium have to give up to achieve
a noble-gas electron configuration?
|
a. |
1 |
c. |
3 |
|
b. |
2 |
d. |
4 |
____ 18. What
is the formula of the ion formed when potassium achieves noble-gas electron
configuration?
|
a. |
K |
c. |
K |
|
b. |
K |
d. |
K |
____ 19. Which
of the following ions has a pseudo-noble-gas electron configuration?
|
a. |
Fe |
c. |
Cu |
|
b. |
Mn |
d. |
Ni |
____ 20. What
is the formula of the ion formed when cadmium achieves a pseudo-noble-gas electron
configuration?
|
a. |
Cd |
c. |
Cd |
|
b. |
Cd |
d. |
Cd |
____ 21. Which
of the following is a pseudo-noble-gas electron configuration?
|
a. |
1s |
c. |
1s |
|
b. |
1s |
d. |
1s |
____ 22. What
is the formula of the ion formed when phosphorus achieves a noble-gas electron
configuration?
|
a. |
P |
c. |
P |
|
b. |
P |
d. |
P |
____ 23. The
electron configuration of a fluoride ion, F
,
is ____.
|
a. |
1s |
c. |
1s |
|
b. |
the same
as that of a neon atom |
d. |
the same
as that of a potassium ion |
____ 24. What
is the electron configuration of the oxide ion (O
)?
|
a. |
1s |
c. |
1s |
|
b. |
1s |
d. |
1s |
____ 25. What
is the charge on the cation in the ionic compound
sodium sulfide?
|
a. |
0 |
c. |
2 |
|
b. |
1 |
d. |
3 |
____ 26. Which
of the following occurs in an ionic bond?
|
a. |
Oppositely
charged ions attract. |
|
b. |
Two
atoms share two electrons. |
|
c. |
Two
atoms share more than two electrons. |
|
d. |
Like-charged
ions attract. |
____ 27. What
is the net charge of the ionic compound calcium fluoride?
|
a. |
2– |
c. |
0 |
|
b. |
1– |
d. |
1 |
____ 28. A compound
held together by ionic bonds is called a ____.
|
a. |
diatomic
molecule |
c. |
covalent
molecule |
|
b. |
polar
compound |
d. |
salt |
____ 29. How
many valence electrons are transferred from the nitrogen atom to potassium in the
formation of the compound potassium nitride?
|
a. |
0 |
c. |
2 |
|
b. |
1 |
d. |
3 |
____ 30. How
many valence electrons are transferred from the calcium atom to iodine in the
formation of the compound calcium iodide?
|
a. |
0 |
c. |
2 |
|
b. |
1 |
d. |
3 |
____ 31. What
is the formula unit of sodium nitride?
|
a. |
|
c. |
Na |
|
b. |
Na |
d. |
NaN |
____ 32. What
is the name of the ionic compound formed from lithium and bromine?
|
a. |
lithium
bromine |
c. |
lithium bromium |
|
b. |
lithium
bromide |
d. |
lithium bromate |
____ 33. What
is the formula for sodium sulfate?
|
a. |
NaSO |
c. |
Na(SO |
|
b. |
Na |
d. |
Na |
____ 34. Alloys
are commonly used in manufacturing. Which of the following is NOT a reason to use
an alloy instead of a pure metal?
|
a. |
Bronze
is tougher than pure copper. |
c. |
Brass is
more malleable than pure copper. |
|
b. |
Sterling
silver is stronger than pure silver. |
d. |
Cast
iron is more brittle than pure iron. |
____ 35. Which
of the following compounds has the formula KNO
?
|
a. |
potassium
nitrate |
c. |
potassium
nitrite |
|
b. |
potassium
nitride |
d. |
potassium
nitrogen oxide |
____ 36. Ionic
compounds are normally in which physical state at room temperature?
|
a. |
solid |
c. |
gas |
|
b. |
liquid |
d. |
plasma |
____ 37. Which
field of science studies the composition and structure of matter?
|
a. |
physics |
c. |
chemistry |
|
b. |
biology |
d. |
geology |
____ 38. The
study of chemicals that, in general, do not contain carbon is traditionally
called what type of chemistry?
|
a. |
bio |
c. |
physical |
|
b. |
inorganic |
d. |
analytical |
____ 39. Which
of the following is NOT an example of matter?
|
a. |
air |
c. |
smoke |
|
b. |
heat |
d. |
water
vapor |
____ 40. The
diameter of a carbon atom is 0.000 000 000 154 m.
What is this number expressed in scientific notation?
|
a. |
1.54 |
c. |
1.54 |
|
b. |
1.54 |
d. |
1.54 |
____ 41. The
expression of 5008 km in scientific notation is ____.
|
a. |
5.008 |
c. |
5.008 |
|
b. |
50.08 |
d. |
5.008 |
____ 42. Who
was the man who lived from 460B.C.–370B.C. and was among the first to suggest the
idea of atoms?
|
a. |
Atomos |
c. |
Democritus |
|
b. |
|
d. |
Thomson |
____ 43. In
Bohr's model of the atom, where are the electrons and protons located?
|
a. |
The
electrons move around the protons, which are at the center of the atom. |
|
b. |
The
electrons and protons move throughout the atom. |
|
c. |
The
electrons occupy fixed positions around the protons, which are at the center
of the atom. |
|
d. |
The
electrons and protons are located throughout the atom, but they are not free
to move. |
____ 44. What
is another name for the representative elements?
|
a. |
Group A
elements |
c. |
Group C
elements |
|
b. |
Group B
elements |
d. |
transition
elements |
Physical Science chp 7.1-7.3 test
Study guide
True/False
Indicate whether the statement is true or
false.
____ 1. Different
household appliances use electrical energy at different rates.
_________________________
____ 2. A
conductor is a material that doesn't allow electrons to flow through it
easily. _________________________
____ 3. The
presence of a static electric charge can be detected by an electroscope.
_________________________
____ 4. A
lightning bolt occurs when billions of protons are transferred at the
same time. _________________________
____ 5. Thunder
produces air temperatures hotter than the Sun's surface.
_________________________
____ 6. The
rearrangement of electrons on a neutral object caused by a nearby charged
object is called charging by induction. _________________________
____ 7. Voltage
difference is measured in amperes. _________________________
____ 8. The
unit used to measure current is the volt. _________________________
____ 9. The
zinc rod forms the positive terminal of a dry cell.
_________________________
____ 10. A fuse
is a device used to keep electrical circuits from overheating.
_________________________
____ 11. The
unit of power is the kilowatt-hour. _________________________
____ 12. Ohm's
law is the tendency for a material to oppose the flow of electrons.
_________________________
____ 13. Displacement
includes both distance and direction. _________________________
____ 14. Motion
occurs when there is a change in speed. _________________________
Multiple Choice
Identify the choice that best completes the statement or
answers the question.
____ 15. Resistance
is measured in a unit called the ____.
|
a. |
ampere |
c. |
ohm |
|
b. |
coulomb |
d. |
volt |
____ 16. The
statement that current is equal to the voltage difference divided by the
resistance is known as ____.
|
a. |
Einstein's equation |
c. |
|
|
b. |
Faraday's law |
d. |
Ohm's law |
____ 17. A
path that allows only one route for an electric current is called a ____.
|
a. |
parallel circuit |
c. |
series circuit |
|
b. |
parallel current |
d. |
series current |
____ 18. Electric
charge that has accumulated on an object is referred to as ____.
|
a. |
circuit electricity |
c. |
current electricity |
|
b. |
current circuit |
d. |
static electricity |
____ 19. A
circuit that has two or more branches for electrons to follow is a(n) ____.
|
a. |
circuit diagram |
c. |
parallel circuit |
|
b. |
electron circuit |
d. |
series circuit |
____ 20. The
rate at which an electrical device converts energy from one form to another is
called ____.
|
a. |
electrical energy |
c. |
electrical resistance |
|
b. |
electrical power |
d. |
voltage regulation |
____ 21. A
static discharge differs from an electric current in that a static discharge
____.
|
a. |
involves the movement of ions as well as
electrons |
|
b. |
is a flow of electrons |
|
c. |
lasts for only a fraction of a second |
|
d. |
results because a force is exerted on
the electrons |
____ 22. A
material through which electrons do NOT easily flow is a(n)
____.
|
a. |
conductor |
c. |
insulator |
|
b. |
fuse |
d. |
transformer |
____ 23. If
the leaves of an electroscope spread apart, it indicates that ____.
|
a. |
the leaves of the electroscope are
neutral |
|
b. |
the leaves of the electroscope have
received a charge |
|
c. |
no charge is moving through the
electroscope |
|
d. |
there is static electricity in the
electroscope |
____ 24. Lightning
is ____.
|
a. |
a buildup of neutrons |
c. |
a high-voltage electric current |
|
b. |
harmless |
d. |
a large discharge of static electricity |
____ 25. The
carbon rod in a standard D-cell serves as ____.
|
a. |
an insulator to prevent electric shock |
|
b. |
part of the chemical reaction |
|
c. |
a negative terminal |
|
d. |
a conductor to transfer electrons |
____ 26. One
source of constant electric current is a ____.
|
a. |
coulomb |
c. |
switch |
|
b. |
dry cell |
d. |
transformer |
____ 27. Which
of the following is the correct relationship among power, current, and voltage?
|
a. |
P = I/V |
c. |
P = I ´ V |
|
b. |
V = P ´ I |
d. |
E = P ´ t |
____ 28. Which
of the following is the correct equation to calculate electrical energy?
|
a. |
P = I/V |
c. |
P = I ´ V |
|
b. |
V = P ´ I |
d. |
E = P ´ t |
____ 29. Which
of the following is a device designed to open an overloaded circuit and prevent
overheating?
|
a. |
circuit breaker |
c. |
resistor |
|
b. |
magnet |
d. |
transformer |
____ 30. A
measurement standard is defined as ____.
|
a. |
a system of prefixes |
|
b. |
the distance between two points |
|
c. |
the exact quantity people agree to use
for comparison |
|
d. |
the interval between two events |
____ 31. The
prefix kilo- means ____.
|
a. |
1,000 |
c. |
0.01 |
|
b. |
100 |
d. |
0.001 |
Matching
Match each term with the correct statement
below.
|
a. |
conductor |
d. |
fuse |
|
b. |
insulator |
e. |
electroscope |
|
c. |
circuit breaker |
|
|
____ 32. contains a piece of metal that melts if the current becomes
too high
____ 33. allows electrons to move through it easily
____ 34. contains a piece of metal that bends when it gets hot
____ 35. detects the presence of electric charges
____ 36. does not allow electrons to move through it easily
Completion
Complete each statement. either bubble A or B on your answer sheet.
Figure 7-1
37. In
Figure 7-1, circuit ____________________ is wired in series.
38. In
Figure 7-1, circuit ____________________ is wired in parallel.
39. In
Figure 7-1, circuit ____________________ represents the way that homes are
usually wired.
40. In
Figure 7-1, circuit ____________________ is the type of circuit that causes an
entire string of decorative lights to go out when one of the bulbs burns out.
True/False
Indicate whether the statement is true or false.
____ 41. Balanced
forces acting on an object cause the object to accelerate.
____ 42. Gravity
causes all falling objects to accelerate at a rate of 98 m/s2.
____ 43. Energy
doesn't have to involve motion.
____ 44. Energy
is the ability to cause change.
____ 45. When
a machine is used to do work, the force applied by the machine is called the
effort force.
____ 46. Under
certain conditions, it is possible to get more work out of a machine than you
put into it.
____ 47. Conduction
is the transfer of energy by the bulk movement of matter.
____ 48. Radiation
is the transfer of energy in the form of particles.
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