Thursday
February 11, 2016

Posts by Brooke

Total # Posts: 670

Physics
A plate made of steel has a 18.9979 mm diameter hole cut into it. A 19.0000 mm diameter ball made of glass is sitting in the hole. Both are at an initial temperature of 9.00 deg. C. If the plate and ball are both heated, at what temperature will the ball just fit through the ...
February 8, 2016

La
What is the secret to reaching someone with words?which of the columns "concrete mixers" or "the city is so big" or "Harlem night" song best use his words to create a vision or an idea of the city for you in the paragraph state your opinion into ...
February 5, 2016

Language Art
What are the questions?
January 25, 2016

ART 4 QUESTIONS PLZ HELP ASAP
Yes, Sid is right!
January 15, 2016

science
which of the following is a constant, or control variable, in this experiment?
January 14, 2016

Pre- Algebra
You buy x pairs of shoes that each cost $24.95 the same number of socks that each cost $4.75 and a pair of pants that costs $29.99 write an expression in simplest form that represents the total amount of money spent. Would you add them all together?
January 13, 2016

math
Jose invests money in two simple interest accounts. He invests twice as much in an account paying 10% as he does in an account paying 7%. If he earns $94.50 in interest in one year from both accounts combined, how much did he invest altogether? Total Principal in Both Accounts...
January 9, 2016

HELP ME HEALTH 3 QUESTIONS
You were right about 2 and 3 but 1 is B.
January 8, 2016

Writing Skills
Which of the following statements about connecting paragraphs is correct? A. A good connection between two paragraphs is an implied transition. B. Two paragraphs may be joined by an action verb. C. You can use a pointing word that that refers to a word in the previous ...
December 9, 2015

physics
A 65.5 kg high jumper leaves the ground with a vertical velocity of 8.1 m/s. How high can he jump? The acceleration of gravity is 9.8 m/s2 .
December 1, 2015

math
The area of a square floor on a scale drawing is 100 square centimeters and the scale of the drawing is 1 centimeter:2ft. What is the area of the actual floor? What is the ratio of the area in the drawing to the actual area?
November 16, 2015

Math
If the original building is 810 meters tall, what was the scale used to make the model?
November 16, 2015

English
Thank you both for your answers! I left out the 'I'll still be a customer' part, and in my study guide the letter isn't that long, which is why I didn't add that many sentences.
November 13, 2015

English
Please review my complaint letter for school? Is it formatted correctly? November 13, 2015 Apple Inc. 1 Infinite Loop Cupertino, CA 95014-5723 To whom it may concern: I am writing to inform you that the product I’ve ordered from your company has not yet arrived. On ...
November 13, 2015

Social Studies
In the compromise of 1820 what was the status of the unorganized territory?
November 10, 2015

Chemistry DRBOB HELP ME PLEASE
Please help me N2O5(g) + H2O(l) --> 2HNO3(l) delta H° = -76.2 kJ H2O(l) --> H2(g) + 1/2O2(g) delta H° = 286.0 kJ 1/2N2(g) + 3/2O2(g) + 1/2H2(g) --> HNO3(l) delta H° = -174.0 kJ Calculate delta H° for the reaction 2N2O5(g) --> 2N2(g) + 5O2(g)
October 28, 2015

Chemistry DRBOB HELP ME PLEASE
Please help me N2O5(g) + H2O(l) --> 2HNO3(l) delta H° = -76.2 kJ H2O(l) --> H2(g) + 1/2O2(g) delta H° = 286.0 kJ 1/2N2(g) + 3/2O2(g) + 1/2H2(g) --> HNO3(l) delta H° = -174.0 kJ Calculate delta H° for the reaction 2N2O5(g) --> 2N2(g) + 5O2(g)
October 28, 2015

Chemistry
Dr. Bob I need your help please
October 27, 2015

Chemistry
Please help me N2O5(g) + H2O(l) --> 2HNO3(l) delta H° = -76.2 kJ H2O(l) --> H2(g) + 1/2O2(g) delta H° = 286.0 kJ 1/2N2(g) + 3/2O2(g) + 1/2H2(g) --> HNO3(l) delta H° = -174.0 kJ Calculate delta H° for the reaction 2N2O5(g) --> 2N2(g) + 5O2(g)
October 27, 2015

math
does a horizontal line represent function?
October 12, 2015

math
its quadrant 1 right?
October 12, 2015

math
the coordinate (2 -4) is located in which quadrant in the coordinate plane
October 12, 2015

Math
A food co.packs 24 cans of tuna into a box. The co.has 768 cans to box. If they sell a full box for $12,how much money will the food co.make on these boxes?
October 1, 2015

Please Help
or is it crack
September 25, 2015

Please Help
is it a?
September 25, 2015

Please Help
this is what is says 1890-95, Americanism; earlier crackajack, rhyming compound based on crack (adj.); -a- as in blackamoor; jack 1in sense “chap, fellow”
September 25, 2015

Please Help
Oh is it er????
September 25, 2015

Please Help
and the subject is launguage arts
September 25, 2015

Please Help
or is it jack?
September 25, 2015

Please Help
is it krak?
September 25, 2015

Please Help
is the root word for the word crackerjack crack?
September 25, 2015

Science
Can you Describe what happens when a roller coaster rolls downhill in terms of velocity and acceleration. Is the roller coaster increasing in velocity? Is the roller coaster accelerating?
September 24, 2015

SS
What do the colonies call themselves in the last part of the document?
September 23, 2015

SS
Okay. Thank you!! I have a question though the question is what you should do. Should you rebel?
September 23, 2015

SS
what should people do if a government is not protecting natural rights?
September 23, 2015

SS
take on the role of a Tory or Patriot and decide if war can be avoided. What are the benefits of preserving peace? What are the reasons for going to war? If the Revolution had been avoided, how would America be different? Subject
September 23, 2015

Social Studies
The first Englishman who wanted to build a “future Eden” where luxurious items, such as coffee, tea, figs currants, olives, rice and silk, would be produced. This paradise was to be called is it the margravate of azilia?
September 16, 2015

History
is it the margravate of azilia?
September 16, 2015

History
The first Englishman who wanted to build a “future Eden” where luxurious items, such as coffee, tea, figs currants, olives, rice and silk, would be produced. This paradise was to be called
September 16, 2015

Social Studies
what have the earliest people might have seen while crossing the bering land bridge?
September 9, 2015

Math
Suki's has 54 rock songs,92 dance songs,and 12 classical songs on her play list.If Suki's music player randomly selects a song from the playlist,what is the experimental probability that the song will not be a classical song?Explain your answer.
September 3, 2015

Math PLEASE HELP
Can someone PLEASE HELP ME?I am really confused. Suki's has 54 rock songs,92 dance songs,and 12 classical songs on her play list.If Suki's music player randomly selects a song from the playlist,what is the experimental probability that the song will not be a classical ...
September 3, 2015

Math
Suki has 54 rock songs 92 dance songs and 12 classical songs on her playlist . If suki's music player randomly selects a song from the playlist, what is the experimental probability that the song will not be classical
September 3, 2015

Decimals
How would you say 1.202 in word form
September 1, 2015

Math
Thank you
August 27, 2015

Math
Ronnie misses the school bus 1 out of every 30 school days. He sets up the proportion 1/30=180/x to predict how many days he will miss the bus in the 180-day school year. What is Ronnies error?
August 27, 2015

Math
Thank you so much.
August 27, 2015

Math
Do I round it to 292
August 27, 2015

Math
Is the answer 291.4 Thank you
August 27, 2015

Math
I' m confused
August 27, 2015

Math
An airline know that,on average the probability that a passenger will not show up for a flight is 6%.If an airplane is fully booked and holds 300 passengers,how many seats are expected to be empty?If the airline overbooked the flight by 10 passengers,about how many passengers ...
August 27, 2015

Science
A truck whose bed is 2.5m long 1.5 m wide and 1.0 m high is delivering sand for a sand sculpture competition. About how many trips must the truck make to deliver 7 m3 if sand
August 27, 2015

Science
Why do NBA players wear shoes made of rubber? Think about friction, durability, weight and other factors that make rubber the perfect material for the soles of basketball shoes.
August 27, 2015

Science
sorry can you name two hempisphers in just georgia
August 27, 2015

Science
sorry its social studies not science
August 27, 2015

Science
can you name two hemisphers in duluth ga
August 27, 2015

Science
do radioactive elements occur naturally on earth
August 24, 2015

Science
does the air in our atmosphere contains elements that we breathe with every breath
August 24, 2015

math
-2 + y = 11 solve for y would y be 13?
August 24, 2015

Math
There are 12 pieces of fruit in a bowl.7 are apples 2 are peaches.What is the probability that a randomly selected piece of fruit will not be an apple or a peach?Justify your answer.
August 19, 2015

precalc
A projectile is launched from a platform 20 feet high with an initial velocity of 48 feet per second, The height h of the projectile at t seconds after launch is given by h = –16t^2 + 48t + 20 feet. (a) How many seconds after launch does the projectile attain maximum ...
July 12, 2015

Algebra
A ball is thrown from the top of a building. It's height (y) in feet at any given time (x) in seconds is y=-16x^2+240. What is the maximum height of the ball?
June 22, 2015

Social Studies
Describe the caste system and it’s the different levels.
May 15, 2015

Social Studies
South Asia’s flood plains have attracted a great deal of people because of their _______________. rich soil?
May 15, 2015

Social Studies
Describe the causes and effects of pollution on the Ganges River. What role does population play on this pollution?
May 15, 2015

science
is a squirrel a animal species
May 15, 2015

Math
A printing company makes plastic banners 15 ft long by 6 feet wide. How many square meters is the banner? Use 1 foot=0.305meters
April 27, 2015

math
I think its D, but i also think its A.
April 9, 2015

math
I got B by using a proportion.
April 9, 2015

math
It would be C right???
April 9, 2015

math
Elisa surveyed people in her neighborhood about whether they would like to have a swimming pool in their community park. Of those who responded, 65% were in favor of having a swimming pool. Based on these results, which statement could be true? A. Elisa surveyed 10 people, 6 ...
April 9, 2015

Math
A.
March 26, 2015

math
thank you. and the answer is 471....
March 26, 2015

math
The radius is 5 inches. sorry I just realized I forgot that....
March 26, 2015

math
what is the volume of a cylinder with a radius of inches and a height of 6 inches ?
March 26, 2015

Math
Thank you.
March 26, 2015

Math
A box of Cereal X contains 36 ounces and costs $ 4.99. A box of Cereal Z contains 30 ounces and costs $ 4.50. Which cereal is the better buy ?
March 26, 2015

math
okay I got it now. thank you.
March 25, 2015

math
so you say to put 7 in for x ?
March 25, 2015

math
the expression gives the area of a rectangle (x-4)(2x-3) what is the value of the equation when x=7 ?
March 25, 2015

MATH
Debs discount store is giving a 30% discount on everything in the store. what would you pay for the jacket regularly priced at $59?
March 25, 2015

Math
Trevor went to an amusement park where ride tickets cost $2.50 each. He plans to spend $15.00 on refreshments while at the park. He has a total of $65.00. Write an equation to find the number of ride tickets he can buy.
March 25, 2015

math
aaron made a scalw drawing of his bedroom he used the scale 1/4 inch = 1 foot the length of his bedroom in the drawing is 5 inches what is the actual length of his room ?
March 23, 2015

language arts
2. An example of literal description in the poem is (1 point)the sun brightening valleys. an audience being moved by a speech. the words of the president being relevant for a long time. shadows falling over the land.
March 19, 2015

Science
Thanks Haylee, I got a 100% You are awesome! :3
March 19, 2015

Psychology
Martina heard the noise, but could not understand what was being said. Perhaps it was simply the humming of the machines that she heard? She was uncertain whether she should move toward or away from the sound. Martina is having difficulty with? A. Sensation B. Perception C. ...
March 7, 2015

Social Studies
Utopia
February 26, 2015

Algebra 2
Solve the equation : 8^2x-1 = 16^x+1 i know you have to log both sides log8^2x-1 = log16^x+1 and then you use the exponential rule 2x-1 log8 = x+1 log16 but then i dont know what to do...
February 22, 2015

Algebra 2
sorry its x^3-3x....
February 22, 2015

Math
In the formula d = rt, the time t varies inversely with the rate r. A student running at 5 miles per hour runs one lap around the school campus in 8 minutes. If a second student takes 10 minutes to run one lap around the school, how fast is she running?
February 19, 2015

math
im pretty sure the answer is 21 because i have had this same question forever and today i finnaly figured it out
February 19, 2015

gifted math
24 pencils in a box each student in the class gets 6. There are no pencils left over. How many students are in the class? write an equation to represent the situation.
January 26, 2015

ART Check
1. B 2. D
January 22, 2015

Physics
mrubber stopper = 0.07Kg mmetal washers = 0.196Kg radius = 1.0m total time = 12 seconds # of revolutions = 10 revolutions With this data, calculate the centripetal Force (Fc) (to 2 decimals) of the rubber stopper in its "orbit".
January 20, 2015

Physics
mass rubber stopper = 0.07Kg mass metal washers = 0.196Kg radius= 1.0m total time = 12 seconds # of revolutions = 10 revolutions With this data, calculate the Period (T) of the rubber stopper in its "orbit".
January 20, 2015

Physics
A 500 kg car experiences a frictional force of 3080 N while turning, if the car is traveling around a turn of radius 17 m what is the velocity of the car?
January 20, 2015

Physics
A motorcycle has a mass of 250kg. It goes around a 13.7 m radius turn at 96.5 km/hr. What is the centripetal force? a. 2.95x10^3 N b. 4.31x10^4N c. 1.31x10^4 N d. 719N
January 20, 2015

Physics
A child swings from a rope of length L. If she starts her swing with the rope horizontal what is her acceleration at the bottom of the swing? a. 2gL^2 b. g/2 c. g d. 2g/l e. 2g
January 20, 2015

Physics
Abby is swinging a ball on a string in a circle with a constant tension. Which of the following quantities is constant? a. acceleration b. speed c. none of the others d. velocity e. force
January 20, 2015

Physics
A point on a wheel rotating at 5revs/s is located 0.20m away from the axis. What is the centripetal acceleration? a. 198m/s^2 b. .05m/s^2 c. 48m/s^2 d. 1.35m/s^2
January 20, 2015

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