# Posts by Sandy

Total # Posts: 827

PHYSICS
A hollow tube (I = MR2) rolls without slipping along the surface. The ratio of its translational kinetic energy to its rotational kinetic energy is a. 1 b. 2 c. 3 d. 1/2 e. 1/3 I say A becasue both add up to get the total kinetic energy.

Physics
Three solid cylinder rods roll down a hill with the same linear speed. Rod R1 has a 1inch diamter, Rod R2 has a 2inch diameter, and Rod R3 has a 3inch diameter. They all have the same masses. Rank in order the rotational energies of R!, R2, and R3. a. E1 > E2 > E3 b. E3...

Math
-8

Physics
A cylinder and a solid disc are released from rest from the top of a ramp.They roll down the hill without slipping. Which statement iscorrect? a. The cylinder reaches the bottom first b. The disc reaches the bottom first c. They both reach the bottom at the same time d. Could ...

law
Suppose the statute of limitations for a particular state is 3 years and the age of majority in that state is 21. If you have medical records for a 13-year-old girl, how long should you maintain them? A. 3 years C. Until she’s 21 B. 8 years D. Until she’s 24 B

law
Suppose the statute of limitations for a particular state is 3 years and the age of majority in that state is 21. If you have medical records for a 13-year-old girl, how long should you maintain them? A. 3 years C. Until she’s 21 B. 8 years D. Until she’s 24 B

health
Thanks Andrew & Ms. Sue

health
A woman is brought into an emergency room after a severe automobile accident. She’s unconscious and badly injured. Her husband arrives at the emergency room at the same time as she arrives in the ambulance. The doctor explains the wife’s condition to her husband and ...

health
According to the AMA, what is a key reason behind a physician’s duty of confidentiality to a patient? A. The U.S. Constitution requires a physician’s confidentiality. B. The patient will feel more confident in disclosing information to the physician. C. If a ...

Health
Thanks

Health
Who is the only person who can authenticate the information in a patient’s medical record? A. The attending physician B. The attending nurse C. The medical facility that’s caring for the patient D. The person who creates the data in the record C

math
Y varies directly as X. When Y is 10, X is 15. Find Y, when X is 32. a. Can not be determined b. When X is 32 then Y = 165 c. When X = 32 then Y is; 21 1/3 d. When X is 32 then Y = 5

Physcis
In the process of starting up the car plant, a turbine accelerates from rest at 0.49 rad/s^2 .How long does it take to reach its 4400 rpm operating speed? How many revolutions does it make during this time? I got 940 s for the first part, but for the second part Do i use the ...

math
Y2 = 289 the 2 is to the second power a. Y = 289 b. Y = 144.5 c. Y = 18 d. Y= -17 and +17

Physics
Two pieces of paper are on a DVD movie disk. Paper A is farther from the center of the disk than Paper "B". The DVD disk starts to play and then starts to spin. Which statement is true? a. Paper "A" experiences a greater tangential acceleration than Paper &...

Physics
Two pieces of paper are on a DVD movie disk. Paper A is farther from the center of the disk than Paper "B". The DVD disk starts to play and then starts to spin. Which statement is true? a. Paper "A" experiences a greater tangential acceleration than Paper &...

Calculus
A ball is dropped from a height of 10 feet and bounces. Each bounce is ¨ú of the height of the bounce before. Thus, after the ball hits the floor for the first time, the ball rises to a height of 10(¨ú ) = 7.5 feet, and after it hits the second floor for ...

Chem
Which chloride should exhibit the most covalent type of bond? WHY? A) NaCl B) KCl C) BaCl2 D) BeCl2 E) CaCl2

what is the answer for 3 times a number plus 15 divided by 2

health
The function of the sinoatrial node is to A. keep the heart beating. B. filter lymph. C. prevent blood from backing up into the atrium. D. divide the right and left sides of the heart. The sinoatrial node is also known as the pacemaker of the heart because it sets the pace of ...

health
The function of the sinoatrial node is to A. keep the heart beating. B. filter lymph. C. prevent blood from backing up into the atrium. D. divide the right and left sides of the heart. The sinoatrial node is also known as the pacemaker of the heart because it sets the pace of ...

health
A 60-year-old patient who comes to the emergency room with shortness of breath is experiencing A. dysphagia. C. pleural effusion. B. inspiration. D. dyspnea i think d

health
thanks

health
Is cholelithiasis inflammation of the bile duct?

health
which term means "blood on the chest"? hemothorax aerothorax pneumothorax gastrothorax i think (hemothorax) not sure, it means blood in the pleural cavity

science
A ball is traveling at a constant velocity of 50 m/s and has been traveling for over 2 minutes. What is the ball’s acceleration

SAT Essay
Good website for developing your vocabulary is wikiwordy Provides SAT words and lots of example sentences to help understand how they are used in context. Hope that helps!

Math/Standard and scientific notation
Express each measure in standard form. (One more thing by the way you need this few prefixes) Tera= 10 to the 12th power Giga= 10 to the 9th power Mega= 10 to the 6th power Kilo= 10 to the 3rd power Pico= 10 to the -12th power Nano= 10 to the -9th power Micro= 10 to the -6th ...

Accounting
When reviewing a financial report, why should information be reliable, relevant, consistent, and comparable? In other words, why are these accounting characteristics important? What kinds of problems could be created if a financial report is not reliable, relevant, consistent...

density of Magnesium!
sorry yes they were in pm I corrected my units: m= 2* 24.30g/6.022*10^23 = 8.07*10^-23 v= l^2*h v=(3.2*10^-8cm)^2* 5.2*10^-8cm v=5.32*10^-23cm d=m/v d= 8.07*10^-23/5.32*10^-23 d= 1.52cm > it's still 1.52 where as the correct answer is suppose to be 1.75g/cm^3. Is my ...

density of Magnesium!
Magnesium crstallizes in the hcp arrangment. The dimensions of the unit cell are height 520om, length on an edge, 320. Calculate the density of Mg (s) and compare it with the measured value of 1.738 g/cm^3 this is what i did : m= 2* 24.30g/6.022*10^23 = 8.07*10^-23 v= l^2*h v...

Calculus
1.Evaluate: (1/(x*sqrt(x^2-4)) I know the answer is -1/2*arctan(2/sqrt(x^2-4)), but I am having trouble getting to this answer on my own. I know the formula to solve it is 1/a*arctan(x/a) and that a=2, but that's all I know. 2.Find the limit of x^((ln 2)/(1+ln(x))) as x ...

Enzyme Kinetics-Km values
Hi guys, I don't quite understand why a lower Km value means more effective binding? Sincerely, Sandy

math
what is 14% of 23,032.00?

would you use 1000 as a benchmark to estimate the number of shoes in your classroom?

AP Stats
the answer is 93% but i have no idea how to get there

Math
Circumference of a circle. If the circumference of a circle is 1.3 X 10-12. (The -12 is the exponnet of 10.) Then what is the radius?

Genetics
Thanks bob! That really helped! Could you be so kind as to help me out with how to approach this one as well. In a mating of Hfr pro+ trp+ ala+ tet-s x F- pro- trp- ala- gly+ tet-r, cells are interrupted after several minutes and plated on the media containing various amino ...

Genetics
Hi, Is it possible to have a recombination frequency greater than 50%? the answer would be yes as they would assort indepnedyt? correct? thanks

psy
we must be all talking about the same school, class and yeah the teacher still there too. I have a 3.8 GPA, but so far in this class I barely maintain a C. This is ihe worst text book I ever read, dry, words so "big" I got to look yo every third word or so to make ...

Math age problem
Max has a brother who is four years more than twice his age. If their combined ages equal 37, how old is Max?

Math age problem
Max has a brother who is four years more than twice his age. If their combined ages equal 37, how old is Max?

Math
Determine the volume of a triangular prism with sides of the triangular base measuring 10cm, 14 cm, and 21 cm and having height 30 cm.

vocab, again! sorry!
Great website is wikiwordy They provide example sentences for a bunch of words, I use the site for vocab hw and essays, and find it pretty helpful. I did a quick search for "decorum" and there are several sentences to look at. Hope it helps.

biology
Which one of the following types of molecules serves to interact with the world around us?

science
i wanna study sience

science
Discuss an environmental problem that you feel is significant in your town or city. What are some causes? Are any of these causes related to human values and environmental ethics? Explain

secince
Reflect on your own worldview and compare it with the worldviews presented in the text.

sicence
Discuss an environmental problem that you feel is significant in your town or city. What are some causes? Are any of these causes related to human values and environmental ethics? Explain

crminal justice
The courtroom and trial: Identify a courtroom in your area or state. Identify those who work in a courtroom and describe their roles

RESEARCH WRITING
need a thesis statement on the NBA

criminal justice
describing the purpose of jails in society. Is the current system effective?

criminal justoce system
analyzing the integral role sentencing plays in the criminal justice process and its effects on society.

research writing
In what ways are full-sentence outlines more beneficial than topic outlines? If someone asked, “Wouldn’t it be simpler just to write your paper than to create a full-sentence outline?” how would you answer? Explain your response. What steps will you take to turn...

Research writing
Can i get a Report about sports include introduction conclusion and summary?

criminal justice
Responsibilities of State and Federal Courts:response describing each court level and its responsibilities. Then, describe the two main differences you found between the state and federal court systems.

research writing
Identify examples of bias fallacies and specific rhetorical devices in the speech How did the speaker address arguments and counterarguments Were the speakers arguments effective Explain?

criminal justice
Many judges in the criminal court system are not only overwoked, but also must contend with the worst of society. How does the role and responsibility of a juge differ in a real life courtroom as opposed to the mystique portrayed in the movies and on television

CRIMINAL JUSTICE SYSTEM
Many judges in the criminal court system are not only overworked, but also must contend with the worst of society. How does the role and responsibility of a judge differ in a real-life courtroom as opposed to the mystique portrayed in the movies or on television?

criminal justice
Terrorism and Cyber Crime explaining the impact terrorism and cyber crimes have on interpreting the Fourth Amendment. Use a current event as a reference to help support your explanation. Do you feel the response or act was justified? Why or why not?

research writing
The only reason it's noteworthy is because it's Jamaal Tinsley

inside criminal law
Identify one justification and excuse defense.

writing
two theories on the causation of crime

criminal justice
Identify examples of bias fallacies and specific rhetorical devices in the speech of citizen charles foster kane

foundation of ht ecriminal justice system
the crime control model and the due process model. Which aspect of the system do you believe is more effective

houton, tx

Principles of Math 11
A ranger in fire tower A spots a fire at a bearingof 295 degrees.A ranger in fire tower B located 45 miles at a bearing of 45 degrees from tower A spots the same fire at a bearing of 255 degrees. How far away from tower A is the fire?

PYCHOLOGY
IF A 50 YR OLD AND A 25 YR OLD WERE TOLD TO RECALL A LIST OF WORDS, WHAT DIFFERENCE IN BRAIN ACTIVITY WOULD EXPECT?

algrebra
show that b is inverse of a a=[-1 1 -3] [2 1 -1] [2 -1 4] b= [0 1 2] [-1 1 -2 ] [-1 0 1] i got ab = to [1 0 0 ] [0 1 0] [0 0 1] and for ba i got [1 0 -4] [0 1 8] [0 0 5] so there is not a inverse is this right

algebra
a chemist needs 10 liters of a 25% acid solution. the solution is to be mixed from three solutions whose acid concentrations are 10% 20% 50% how may liters of each solution should the chmist use to satisfy the following? a use as little as possible of the 50% solution b use as...

ghost in city hall
yes it is.

ghost in city hall
Hello all. Does anyone have a scanned copy of "ghost in city hall" worksheet? It is a math worksheet. Thank you, Sandy

math
\$4,000 at 10.5% for 6 months

Math
A pizza shop has 6 meat toppings, 5 vegetable toppings, and 3 cheese toppings. How many different pizza's (one meat, one veg. and one cheese topping) can be made?

algebra
can you help me solve these problems 4x-5y=-2 3y-x=-3

History
Do you have to be born in the U.S. to vote or run for office?

History
No, The President is officially elected by the electoral college.

History
Are U.S. Presidents officially elected by the popular vote?

science
how d scientst contribute?

math
how do u find the average mean for four numbers and the median

Math- consecutive intigers
What is-2x5

History
Ms. Sue, Thanks for the help. Sandy

Social Studies
Which war allowed whites and blacks to be put in barracks?

History
What were some other names that were considered before West Virginia got it's name?

math
Hi, X is the amount invested not the interest so it could be greater than \$490. If x was invested at 8%, 5000-x was invested at 17%. Solve the equation 490 = 0.08x + 0.17 (5000 -x) 490 - 850 = -0.09 x 0.09x = 360 x = \$4000 So the amount invested at 8% is \$4000 and at 17% is \$...

Stoichiometry
Balance. Ammonia + oxygen yields Nitrogen + water. Then, given the moles of reactant or product below, determine the corresponding amount in moles of each of the other reactants and products. a)4 mol Ammonia b)4 mol of Nitrogen c)4.5 mol oxygen

science
I'll keep it simple. An Ionic Compound is a compound made up of bunch of positive and negative ions that are so that the numbers of positive and negative charges are equal. As in Polar Compound the numbers of the positive and negative charge is not equal. They don't ...

english vocab
Try using wikiwordy to help with some of these. The website provides a lot of example sentences, and helps you better understand how to use them appropriately in context.

social studies
where can I find the answers to pigskin geography week#10,2007

quick question
this is a riddle

social studies
i help you build a cave, a bridge of silver and crown of gold, am very small but people are afraid of me won't let me help

Algebra
where can find a site that helps with math

health
i need to find a male that lived in the 1900's, whose mother was married three times. The mother beat her second husband and the third spouse died of a heart attack. he was raised without love and was ugly and poor, but he had a I.Q. and dropped out of high school in his ...

math
Approximate the square root of 11 by giving the two whole numbers that it lies between

math
An appliance dealer marks up refrigerators 20% (based on cost). If the cost of one model is \$900, what should its selling price be?

math
Find the five-number summary of the following set of numbers. 0.16, 0.08, 0.27, 0.20, 0.22, 0.32, 0.25, 0.18, 0.28, 0.27 Thanks in advance for any help provided.

math
Thank you so much!

math
Approximately 3 out of every 10 students at Greg's college live on campus. The college has 6,000 students. How many of them live on campus?

math
540,000 ms = __________ min. Thanks

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