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.

Brighton High School ~ 8045 Highway 51 South – Brighton, TN  38011

 

 

 

CLASSROOM INFO

Per BHS procedures, a $15.00 science lab fee must be paid. Please submit this to me as soon as possible.

 

 

Rules

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 Tipton County and Brighton High rules of conduct.

Consequences

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.

Biography:

Master’s Degree- University of Memphis

Bachelor’s Degree- University of Memphis

Member of the Tennessee Army National Guard

Highly qualified to teach Chemistry and Physical Science

 

“ If you do what I ask you to do then you will be more likely to succeed.”

 

 

 

Schedule

ODD

EVEN

1st Block:                 Chemistry 7:32-9:12

1st Block: Physical Science7:32-9:12

2nd Block:               Chemistry  9:19-10:49

2nd Block: Physical Science9:19-10:49

3rd Block:                Chemistry 10:56-11:16

Lunch:       11:16-11:46

3rd block cont’d:      Chemistry 11:46-12:56

3rd Block:                Chemistry 10:56-11:16

Lunch:       11:16-11:46

3rd block cont’d:     Chemistry 11:46-12:56

4th Block: Weightlifting

4th Block: Weightlifting

 

IMPORTANT LINKS

Please scroll down for additional important information

 

 

 

 

 

 

 

 

Contact:

Email  
 @tipton-county.com

Phone
901-837-5800

Contact:   (Michael Ryan)

Email:
mryan@tipton-county.com

Phone:  901-837-5800

This page last updated:  11-19-09

 

 

 

 

 

 

 

 

 

 

 

 

 

 


                                                        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.

1s2s2p3s3p

c.

1s2s2p3s3p4s

b.

1s2s2p3s3p4s

d.

1s2s2p3s

 

 

____   14.   What is the electron configuration of the gallium ion?

a.

1s2s2p3s3p

c.

1s2s2p3s3p4s4p

b.

1s2s2p3s3p4s

d.

1s2s2p3s3p3d

 

 

____   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.

1s2s2p3s3d

c.

1s2s2p3s3p3d

b.

1s2s2p3s3p

d.

1s2s2p3s3d4s

 

 

____   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.

1s2s2p

c.

1s2s2p3s

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.

1s2s2p

c.

1s2s

b.

1s2s2p

d.

1s2s2p

 

 

____   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.

NaN

c.

NaN

b.

NaN

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.

NaSO

d.

Na(SO)

 

 

____   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  10 m

c.

1.54  10 m

b.

1.54  10 m

d.

1.54  10 m

 

 

____   41.   The expression of 5008 km in scientific notation is ____.

a.

5.008  10 km

c.

5.008  10 km

b.

50.08 10 km

d.

5.008  10 km

 

 

____   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.

Dalton

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.

Newton's law

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.

====================================================================================================================================


 

      Physical Science 1st sem exam review2009-2010

 

Multiple Choice

Identify the choice that best completes the statement or answers the question.

 

____    1.   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

 

 

____    2.   The prefix kilo- means ____.

a.

1,000

c.

0.01

b.

100

d.

0.001

 

 

____    3.   The prefix milli- means ____.

a.

1,000

c.

0.01

b.

100

d.

0.001

 

 

____    4.   The correct symbol for the SI unit of temperature is ____.

a.

şC

c.

K

b.

şF

d.

s

 

 

____    5.   The SI unit that is used to measure time is the ____.

a.

kelvin

c.

second

b.

kilogram

d.

meter

 

 

____    6.   The variable plotted on the horizontal or x-axis is called the ____.

a.

dependent variable

c.

variable with the largest range

b.

independent variable

d.

variable with the smallest range

 

 

____    7.   How many meters are there in 1,865 cm?

a.

0.1865

c.

18.65

b.

1.865

d.

186.5

 

 

____    8.   In a graph showing temperature change of a material over time, temperature change is the ____.

a.

dependent variable

c.

variable with the largest range

b.

independent variable

d.

variable with the smallest range

 

 

____    9.   The best type of graph to use to show how some fixed quantity is broken down into parts is ____.

a.

bar graph

c.

circle graph

b.

line graph

d.

scatter graph

 

 

____   10.   One benefit of the SI system is that it is ____.

a.

based on units of 100

c.

based on multiples of ten

b.

not used to measure temperature

d.

not used in the United States

 

 

____   11.   A beaker contains 0.32 L of water. What is the volume of this water in milliliters?

a.

320 mL

c.

32 mL

b.

3.2 mL

d.

0.32 mL

 

 

____   12.   A box is 25 cm long, 6 cm wide, and 4 cm high. How many cubic centimeters of water can it hold?

a.

600

c.

150

b.

25

d.

24

 

 

____   13.   The lightbulb is an example of ____.

a.

a dependent variable

c.

pure science

b.

an exercise

d.

technology

 

 

____   14.   Another term for technology is ____.

a.

applied science

c.

matter

b.

energy

d.

pure science

 

 

____   15.   The process of gathering information through the senses is called ____.

a.

analysis

c.

hypothesis

b.

observation

d.

inference

 

 

____   16.   When designing an experiment, the first step is to ____.

a.

analyze the data

c.

state a hypothesis

b.

list a procedure

d.

state the problem

 

 

____   17.   A rule or principle that describes what happens in nature is a ____.

a.

hypothesis

c.

scientific law

b.

problem

d.

theory

 

 

____   18.   An explanation of an event that is based on repeated observations and experiments is a ____.

a.

hypothesis

c.

problem

b.

scientific law

d.

theory

 

 

____   19.   An idea, event, or object can be represented by a ____ to help people better understand it.

a.

constant

c.

law

b.

hypothesis

d.

model

 

 

____   20.   In an experiment to determine whether the popping of popcorn is affected by the temperature at which it is stored, counting the popped kernels is an example of a(n) ____.

a.

conclusion

c.

hypothesis

b.

control

d.

observation

 

 

____   21.   A standard for comparison that helps to ensure that the experimental result is caused by the condition being tested is the ____.

a.

constant

c.

dependent variable

b.

control

d.

hypothesis

 

 

____   22.   A factor in an experiment that changes from the manipulation of the independent variable is the ____.

a.

constant

c.

dependent variable

b.

control

d.

hypothesis

 

 

____   23.   A factor that does NOT change in an experiment is the ____.

a.

constant

c.

dependent variable

b.

control

d.

hypothesis

 

 

____   24.   Studying the effect of one thing on another in order to test a hypothesis is a(n) ____.

a.

exercise

c.

constant

b.

experiment

d.

problem

 

 

____   25.   A factor that is manipulated in an experiment to change the dependent variable is the ____.

a.

constant

c.

control

b.

dependent variable

d.

independent variable

 

 

____   26.   The application of scientific knowledge to help people is ____.

a.

a discovery

c.

pure science

b.

a hypothesis

d.

technology

 

 

____   27.   If you ride your bicycle down a straight road for 500 m then turn around and ride back, your distance is ____ your displacement.

a.

greater than

c.

less than

b.

equal to

d.

can’t determine

 

 

____   28.   Motion is a change in ____.

a.

time

c.

velocity

b.

speed

d.

position

 

 

____   29.   The speed you read on a speedometer is ____.

a.

instantaneous speed

c.

average speed

b.

constant speed

d.

velocity

 

 

____   30.   3 m/s north is an example of a(n) ____.

a.

speed

c.

position

b.

velocity

d.

acceleration

 

 

____   31.   The relationship among speed, distance, and time is ____.

a.

t = s/d

c.

s = dt

b.

d = t/s

d.

s = d/t

 

 

____   32.   A single point on a distance-time graph tells the ____.

a.

instantaneous speed

c.

constant speed

b.

average speed

d.

average velocity

 

 

____   33.   A merry-go-round horse moves at a constant speed but at a changing ____.

a.

velocity

c.

inertia

b.

balanced force

d.

unbalanced force

 

 

____   34.   Acceleration is rate of change of ____.

a.

position

c.

velocity

b.

time

d.

force

 

 

____   35.   If you ride your bike up a hill, then ride down the other side, your acceleration is ____.

a.

all positive

c.

first positive, then negative

b.

all negative

d.

first negative, then positive

 

 

____   36.   The equation used to find acceleration is a = ____.

a.

vf – vi/t

c.

vivf /t

b.

v/t

d.

vi + vf/t

 

 

____   37.   A horizontal line on a velocity/time graph shows ____ acceleration.

a.

positive

c.

changing

b.

negative

d.

zero

 

 

____   38.   Inertia varies depending on ____.

a.

force

c.

velocity