Saturday
October 25, 2014

Posts by EMILY


Total # Posts: 2,343

physic
A ball is thrown toward a cliff of height h with a speed of 28m/s and an angle of 60∘ above horizontal. It lands on the edge of the cliff 3.3s later. a) How high is the cliff? i got 26.7 m b) What was the maximum height of the ball? my answer here was 30 m C) What is the...
October 21, 2014

Algebra
a guy has $4.40 of nickels, dimes and quarters. he has twice as many dimes then quarters. how many nickels does he have?
October 21, 2014

math
Find three consecutive positive even integers such that four times the first decreased by the second is 12 more than twice the third.
October 15, 2014

Math (Ms. Sue! Someone help)
Hi I really need help. I don't know even how to figure these two questions out so if you could help me, please. Is (–4, 10) a solution to the equation 10 – 5x = y? Explain your answer. Describe the pattern in the table using an equation. x|y 1|15 2|25 3|35 4|45 ...
October 15, 2014

English
Yay I passed!! Thank you so much!!!!
October 13, 2014

English
Its studying were
October 13, 2014

English
Ok I think I got it its A right?
October 13, 2014

English
C?
October 13, 2014

English
Please I am on the last question If I get it right I pass!
October 13, 2014

English
I am do not know which is obviously correct. Can you please tell me. I just missed the question and I had to redo the test already so many times. And I am on the question right now. I already missed one wrong. I'm guessing its A?
October 13, 2014

English
If you copy the question and paste it into google and click the first link its open study someone posted the picture of the diagram and the same question.
October 13, 2014

English
Sara |\ _______ |\ | \ José | \ _______ |and> ____|_were\_____|studying___\ | / \ \for Kenny | / \_together \___test__ _______ |/ \ \the Sara |\ _______ |\ | \ José | \ _______ |and> ____|_were\_____|studying___\ | / \ \the Kenny | / \_together \___test__ ...
October 13, 2014

English
Ok is there a way for me to post a picture of the diagrams?
October 13, 2014

English
It is just a picture of the diagram not a website.
October 13, 2014

English
I have a question its which diagram correctly represents this sentence? Sara, José, and Kenny were studying together for the test. How can I post a link to show you the diagrams?
October 13, 2014

physics
Four forces are acting on an object. Force 1 has a magnitude of 5N at an angle of 70° above the +x-axis; force 2 has a magnitude of 8N at an angle of 35° above the +x-axis; force 3 has a magnitude of 4N at an angle of 20° above the -x-axis; force 4 has a magnitude ...
October 11, 2014

physics
An object has three component velocities: 5mi/hr toward the east, 12mi/hr toward the south, and 8mi/hr toward the northwest. Find the resultant velocity of the object. For resultant velocity, I got 6mi/hr I don't understand how to find the direction angle and direction (ex...
October 11, 2014

physics
An airplane whose speed is 150km/hr climbs from a runway at an angle of 20° above the horizontal. What is its altitude two minutes after takeoff? How many kilometers does it travel in a horizontal direction during this two minute period? Find the altitude and horizontal ...
October 11, 2014

physics
The coefficient of static friction between the floor of a truck and a box resting on it is 0.370. The truck is travelling at 80.1 km/h. What is the least distance in which the driver can stop the truck and ensure that the box does not slide?
October 8, 2014

Km/h
A cyclist travels 3 km in 10 mins . Find his speed in km/h
October 6, 2014

English
Use the correct pronoun. I wanted Sue to ask Bob and ______ to the meeting. he, his, or him?
October 6, 2014

Physics
A velodrome is built for use in the Olympics (see the figure below). The radius of curvature of the surface is 15.9 m. At what angel should the surface be banked for cyclists moving at 15.0 m/s? Choose an angle so that no frictional force is needed to keep the cyclists in ...
September 30, 2014

Pre-Cal
The total cost (in thousands of dollars) of a machine manufacturing unit is given by the function T(x) = 300 + 5x, where x is the number of machines produced. What is the average cost (in thousands of dollars) of manufacturing 200 machines? (Average cost is the ratio of total ...
September 30, 2014

Earth Science
Explain how you could measure the density of a mineral with an exact amount of water and a scale .
September 29, 2014

Economics
There are two brothers, Joe and Marc who both like candy. When Joe shops he always spends $10 on candy When Marc shops he always buys 10 pieces of candy. What is Joe's elasticity of demand for candy? Why? What is Marc's elasticity of demand for candy? Why?
September 28, 2014

physics
The barrel of a rifle has a length of 0.97m. A bullet leaves the muzzle of a rifle with a speed of 601m/s. What is the acceleration of the bullet while in the barrel?
September 27, 2014

algebra
to pass a course with an A grade, a student ,must have an average of 90 or higher. A students grades on three tests are 93,92 and 83. What is the score the student must get on the nest test to get an A average?
September 23, 2014

Biology
Why is it necessary to match the donors blood and the recipients blood before a transfusion is given
September 21, 2014

Biology
A patient has type AB blood. If they received a transfusion of type B blood, predict and explain what would happen
September 18, 2014

Currculum
The gravitational theory could be the best. As you could just drop items and explain how this is gravity and how it works.
September 17, 2014

Physics
vector A has a magnitude of 45.0 cm and makes an angle of 125 degrees with positive a –axis. What are the x- and y- components of this vector?
September 17, 2014

Physics
A motor scooter rounds a curve on the highway at a constant speed of 25.0 m/s. The original direction of the scooter was due east; after rounding the curve the scooter is heading 28 degrees north of east. The radius of curvature of the road at the location of the curve is 160 ...
September 15, 2014

Physics
16. A Nile cruise ship takes 21. 0 h to go upstream from Luxor to Aswan, a distance of 208 km, and 19.8 h to make the return trip downstream. Assuming the ship’s speed relative to the water is the same in both cases, calculate the average speed of the current in the Nile...
September 15, 2014

Math
Clue 1: When you divide me by 5, the remainder is 4. Clue 2: I have two digits. Both digits are odd. Clue 3: The sum of my digits is 10.
September 10, 2014

math
544.6 divide by 1.75
September 10, 2014

World history
what were benefits and negatives of transitioning from a nomadic society to an agricultural ?
September 10, 2014

Physics
This is based off of the paper "Scaling -- The Physics of Lilliput", but I think the following questions can be answered out of context: 1. Based on the Lilliputian reading: A) A rectangular water tank is supported above the ground by 4 pillars 5.0 cm long whose ...
September 9, 2014

History
How do they know what the Native American peoples experienced?
September 5, 2014

Sorry for all these questions..
How do historians and archaeologists know what the explorers experienced?
September 5, 2014

American History
Why was it difficult for European explorers of the 15th and 16th centuries to understand the diversity of the native peoples who lived in the Americas?
September 5, 2014

Chemistry
What will be the freezing point of a solution made by dissolving 5.25 g of naphthalene (C10H8) in 100.0 g benzene (C6H6?). The normal freezing point of benzene is 5.5°C and K f (benzene) is 5.12°C / m.
September 4, 2014

algebra
Step 1. Get common denominator (10 in this case) 2/5 is the same as 4/10. orange is now 4/10 and purple is 3/10 and white is x/10. 2. Find x (xis white) 3. 10/10 - (3/10 + 4/10) 4. 10/10 - 7/10 = 3/10 3/10 is the answer
September 3, 2014

math
7.5 x 10^2 With scientific notation you have to have a number (less than 10 and higher than zero) multiplied by 10^...
September 3, 2014

math
number of yellow/total...... So.... 75/1000. For Red you do: number of red/total so.... 230/1000 Don"t forget to simplify
September 2, 2014

Physics
A car accelerates from rest at 2.3m/s^2 for 18 seconds, then decelerates to 15 m/s over 301 meters. A) How fast is the car moving at 18seconds? (Is it 2.3 m/s^2) B) How far does the car travel over the entire trip? (The m/s and m/s^2 is tripping me up) C) How long does it ...
September 2, 2014

Physics
How do I solve this? Traveling at 60. mi/hr you see a dog in the road. Your reaction time to hit the brakes is 0.75 seconds and you can decelerate at 7.9 m/s^2. (1 mile = 1609 meters) A) How far do you travel from the moment you see the dog until the moment you hit the brakes...
September 2, 2014

english
(1) Jack had been without a car since Monday. (2) The car needed a new battery, and Jack was broke. (3) Although he was embarrassed, Jack called his mother. (4) He felt he had no choice. (5) Fortunately, his mom was happy to help out. (6) She said she had the money and could ...
August 19, 2014

english
Thanks Ms. Sue
August 19, 2014

12th grade English 4
#1. "Something new." "Never been guessed before." "A very fresh note." The critics agreed there was something different going on here. Many books about war, some quite realistic, had already been written. First-person narration was not unusual. ...
August 1, 2014

physics
A girl pushes up an incline fives times longer than a man who lifts the same block the same height. How much more force does the man exert on the block?
July 27, 2014

Math
1) There were a total of 840 guests at a wedding dinner. 60% of them were adults, and the rest were children. Some boys left before the dessert was served. As a result, the percentage of adults increased to 70%. How many boys left before the dessert was served?
July 24, 2014

Math
1. Of the bundles delivered daily to the store, 1/3 consists of the morning edition of The Daily Sun. Another 2 bundles are made up of the afternoon edition of the same paper. Of the remaining bundles, 1/2 is regional, one is a local newspaper and one is from another state. ...
July 22, 2014

Chemistry
thank you
June 8, 2014

Chemistry
27. Excess exposure to nuclear radiation can cause harm. All of the following statements about radiation are true EXCEPT A. Radiation can damage living tissue because of the high energy associated with the radiation. B. Radiation can damage biological molecules by knocking an ...
June 8, 2014

Chemistry
The answer is A
June 8, 2014

Chemistry
23. In a chemical reaction, dynamic equilibrium occurs when the rate of the forward reaction becomes precisely equal to the rate of the reverse reaction. All of the following statements are true EXCEPT A. A dynamic equilibrium occurs when the reaction is more than 50 percent ...
June 8, 2014

Math
Since the slopes are the same in the below problem what does that mean? x= 4y - 1 x + 1 + 4y y= 1/4x + 1/4
June 6, 2014

Psychology
or bipolar disorder?
June 5, 2014

Psychology
Ok what about alcoholism?
June 5, 2014

Psychology
Would you consider OCD to be an abnormal behavior?
June 5, 2014

Psychology
What is an example of a specific abnormal behavior that an otherwise well adjusted person might display? I said hoarding but I need one more example
June 5, 2014

Algebra
Thank you! That makes so much more sense now!
June 5, 2014

Algebra
Divide. Show all work. Make sure to simplify. Assume no denominator equals zero x^2-144/x^2+7x-60 divided by 3x-36/9x-45 I'm really confused on this and if anyone can help, I'd appreciate it. Thanks!
June 5, 2014

History
Which of the following statements best describes who makes decisions in government oligarchy? A.many elected officials. B. a single political party. C.many political parties. D. a single leader. I say c. but then again I keep second guessing myself.
June 4, 2014

civics
Mexicans move to avoid heat ?
June 4, 2014

Math
Sorry, x = 4y – 1
June 3, 2014

Math
How can just adding one or subtracting one make the difference? I did the first one but can't come up with the second one. The first equation is: x = 4y + 1 Subtract 1 from both sides x - 1 = 4y Now divide both sides by 4 (x/4) - (1/4) = y My slope is (¼) and my y-...
June 3, 2014

Math
Thank you!!
June 2, 2014

Math
A system of inequalities may have no solution, but is there a case where there might only be one solution?
June 2, 2014

Math
If the number of rabbits triple every year, how many rabbits will there be after 6 years if you start off with 2? This is what I have so far: (2x3)^6 I got 46,656 for my answer but it doesn't seem like a realistic answer for the question
June 2, 2014

english 11
what is the poem young by anne Sexton about?
May 30, 2014

Math
Is there a case when you might prefer algebraically over graphically solving a system? Why or why not? Think about the type of possible solutions and how the method might affect your choice. My answer: A case when I would prefer a algebraically would be trying to figure out ...
May 28, 2014

Math
Thank you!!!
May 22, 2014

Math
Can an equation also be a function??
May 22, 2014

math
Amanda puts 2 rectangles together to form a new rectangle. both rectangles have a height of 3 inches. the base of one rectangle is 2 inches. the base of the other is 4 inches. if Amanda puts 10 of each rectangle together , end to end, what will be the distance around the new ...
May 22, 2014

Life sciences, Business studies,Maths lit and CAT
With Life sciences, Business studies,Maths lit and CAT, what can I study after matric? Which career field should I follow?
May 21, 2014

Math
In math, if you are tracking your actual weight on a month to month basis, what kind of slope would you expect (negative or positive), remembering that goal of a diet is to lose weight.
May 20, 2014

algebra
Gina wrote this system of linear equations: 2x + y = 7 4x + 5y = 11 Which of the following shows the first four steps that Gina could have used to correctly solve this system for x? a.) y = 7 – 2x 4x + 5(7 – 2x) = 11 4x + 25 – 10x = 11 25 – 6x = 11 b.) y = ...
May 20, 2014

math
(14 hr 3 min) divided by 3. how do i go about solving this
May 17, 2014

Chemistry
How many moles of H2O are in 254 milligrams of water?
May 3, 2014

Medical Reimbursement
Dr. M is receiving reimbursement based on actual charges after the patient has been treated. She's being reimbursed on a A. retrospective, fee-for-service payment system. B. prospective payment system. C. indemnity system. D. usual, customary, and reasonable charges ...
May 2, 2014

CHEM
Sorry! Consider a galvanic cell that uses the reaction 2Ag+(aq)+Sn(s)→2Ag(s)+Sn2+(aq)
April 15, 2014

CHEM
Calculate the potential at 25∘C for a cell that has the following ion concentrations: [Ag+] = 1.0×10−2M , 3.2×10−2M .
April 15, 2014

MATH
find the ratio please!! 10m² over 2m^5 a. 5 over m³ b. 5m³ c. m³ over 5 d. 1 over 5m³
April 10, 2014

Math
3(0.4h+5)>4(0.2h+7)
April 7, 2014

Physics
A wheel 31.7 cm in diameter accelerates uniformly from 238 rpm to 347 rpm in 5.9 seconds. How far will a point on the rim of the wheel have travelled in this time?
April 3, 2014

Physics
The blades of a motor rotate at a rate of 4401 rpm. When the motor is turned off, the blades slow to a new angular speed of 430 rpm in 4.93 seconds. What is the angular acceleration of the blades (in rads/sec^2)?
April 3, 2014

Chemistry help
Awesome thank you! How would I determine when the reaction goes nonspontaneous?
April 2, 2014

Chemistry help
Sulfur trioxide is formed by the catalytic oxidation of sulfur dioxide: 2SO2(g)+O2(g)→2SO3(g) If ΔH∘= -197.8kJ/mol and ΔS∘= -188.0J/K , what is ΔStotal for this reaction? Is the reaction spontaneous under standard-state conditions at 25 ∘C?
April 2, 2014

Reading Skills
This question is based on the following paragraph. (1) After my interview with these four young people, I reflected on the quiet sense of "difference" I sensed with many of these Upward Bound students. (2) As a college teacher who has also taught seventh-grade ...
April 2, 2014

Reading Skills
I originally thought it could have been D. But that was wrong.
April 2, 2014

Reading Skills
Below is the last stanza of a poem, "Dover Beach," written in 1876 by Matthew Arnold. Ah, love, let us be true To one another! for the world, which seems To lie before us like a land of dreams, So various, so beautiful, so new, Hath really neither joy, nor love, nor ...
April 2, 2014

Reading Skills
Thank you!
April 2, 2014

Reading Skills
I think this one is B.
April 2, 2014

Reading Skills
I apologize, I wasn't sure exactly how this worked, and forget to place my answers before posting.
April 2, 2014

Reading Skills
This question is based on the following paragraph. (1) After my interview with these four young people, I reflected on the quiet sense of "difference" I sensed with many of these Upward Bound students. (2) As a college teacher who has also taught seventh-grade ...
April 2, 2014

Reading Skills
Sorry, haven't used this site before. I think it would be B.
April 2, 2014

Reading Skills
This question is based on the following four sentences. 1. Netta and Jim argued over their views of free trade. 2. Netta and Jim had different views on free trade. 3. Netta and Jim were sharply split over the issue of free trade. 4. Netta and Jim refused to discuss the issue ...
April 2, 2014

Reading Skills
B?
April 2, 2014

Reading Skills
This question is based on the following information about The Call of the Wild, a book by Jack London. The Call of the Wild is a story about a dog named Buck. Buck is a pampered dog who lives with a wealthy family in southern California. During the Gold Rush, Buck is captured...
April 2, 2014

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