Posts by ashley

Total # Posts: 3,503

Science
4th Grade Most processes change land slowly, but people can change the land----------------- What the answer

Math
Something travels 25 meters in one minute, what does it travel in kilometers in one minute.

Math
You have the number 1,000,000,000 (one billion). What is one hundredth of that number?

Math
Which of the following expressions should be placed in each set of parentheses below in order to solve the equation by completing the square? x2+6x+___=15+____ a.3/2 b.3 c.6 d.9

Grammar
They love to go to the pool. Their favorite thing to do is swim laps. He likes to do the backstroke. He collects all the posters of famous swimmers in his bedroom. He likes to do the breaststroke. He has collected many autographed pictures of Olympic swimmers. Sometimes he ...

Grammar
Re-write the paragraphs adding pronouns such as "he," "they," etc. Tim and Paul love to go to the pool. Tim and Paul's favorite thing to do is swim laps. Tim likes to do the backstroke. Tim collects all the posters of famous swimmers in his bedroom. Tim...

American Government
Oops. XD. I meant LA.

American Government
These following questions are the only ones on the test I do not understand! Please help!!!!! :/ 6. Which is the BEST paraphrase of the first stanza of “The Olympic Swimmer”? A. Athletes from across the globe train to compete in the Olympics, but only one can win. B...

Physics
Problem: A person has a reasonable chance of surviving an automobile crash if the deceleration is no more than 30 "g's. Part A: Calculate the magnitude of the force on a 71-kg person accelerating at this rate. Answer=> F= 2.09x10^4 N Part B: What distance is ...

Algebra
Which equation is the equation of a line that passes through (-10,3) and is perpendicular to y=5x-7 A)y=5x+53***** B)y=-1/5x-7 C)y=-1/5x+1 D)y=1/5x+5 Am I correct Please explain

Geometry
In the figure, (AC) ??(AB). Find the value of y in terms of x. If the vertex angle of an isosceles triangle is y and the exterior angle ABE is 3x+20. Answer: y= 6x-140 Pls explain it to me how they get the answer.

Geometry
Oh ok, it makes sense now. Thank you very much for your help!

Geometry
Point A(-5,-40) is rotated 90 degrees counterclockwise about the point (-2,-3). What are the coordinate of A' after the rotation? Answer: A'(-1,-6) Please explain how they got the answer.

Algebra
A baseball player hits a foul ball straight up in the air from a height of 4 feet off the ground with an initial velocity of 85 feet per second. When is the ball 110 feet off the ground?

Algebra 1B
Aww. Thanks Guys! I really appreiciate it.

Algebra 1B
24. Solve the system of equations algebraically. Show all of your steps. Y = x^2 + 2x and y = 3x + 20. Btw this is a workpad problem. I just need to be put in the right direction, on how to do it.

AP Physics
Block A (mass 40 kg) and block B (mass 80 kg) are connected by a string of negligible mass as shown in the figure. The pulley is frictionless and has a negligible mass. If the coefficient of kinetic friction between block A and the incline is ?k = 0.27 and the blocks are ...

math
@Damon @Steve @Ms. Sue

math
he coordinate plane below represents a city. Points A through F are schools in the city. graph of coordinate plane. Point A is at negative 5, 5. Point B is at negative 4, negative 2. Point C is at 2, 1. Point D is at negative 2, 4. Point E is at 2, 4. Point F is at 3, negative...

Social Studies
Trade policies set by the central government favored the larger states

Physics
The active element of a certain laser is an ordinary glass rod 19.5 cm long and 1.04 cm in diameter. If the temperature of the rod increases by 77.3°C, calculate its increase in length.Calculate its increase in volume. Calculate its increase in diameter. (Use 9.0×10-...

Chemistry
In the qualitative analysis scheme, magnesium and nickel precipitate from solution upon the addition of sodium hydroxide. Once separated from the remaining cations by filtration or decanting, the solid mixture is acidified and warmed to dissolve magnesium and nickel cations ...

Chemistry
The chief compound in marble is CaCO3. However, marble is readily attacked by acids. a) Determine the molar solubility of marble (that is, [Ca2+] in a saturated solution). b) Determine the equilibrium constant for the overall reaction that occurs when marble reacts with acid. ...

English 10
A Contribution to Statistics" 1.Which of the following words best describes the author's view of humanity in "A Contribution to Statistics"? A. Altruistic B. Optimistic*** C. Pessimistic D. Realistic Read the following lines from the poem "A ...

Math
A pack with 6 cans of juice costs 3.48. What it the unit price? A.0.49 per can B.0.50 per can C.0.58 per can •• D.0.60 per can

history
"the correct answers" IS CORRECT! 4/4 <33 1. D 2. C 3. A 4. A CONNEXUS UNIT 6 LESSON 2

Physics
A mass m at the end of a spring oscillates with a frequency of 0.83 Hz . When an additional 770 g mass is added to m, the frequency is 0.65 Hz . Part A What is the value of m? Express your answer to two significant figures and include the appropriate units. Milligrams --> Kg

Chemistry
Oxalic acid, found in the leaves of rhubarb and other plants, is a diprotic acid. H2C2O4 + H2O ? H3O+ + HC2O4- Ka1= ? HC2O4- + H2O ? H3O+ + C2O42- Ka2 = ? An aqueous solution that is 1.05 M H2C2O4 has pH = 0.67. The free oxalate ion concentration in this solution is [C2O42...

Geometrical progration
the 6 term of a G.P is 2000 its common ratio is 10 find the first term?

Physics
A 24.5-kg sled is being pulled across a horizontal surface at a constant velocity. The pulling force has a magnitude of 87.5 N and is directed at an angle of 30.0° above the horizontal. Determine the coefficient of kinetic friction. µk=

chem
If you want to increase the pH of the stomach from 1 to 2 using an antacid tablet, how many grams of CaCO3 will be required to change the pH value? Assume the acid is HCl and you have a 1L stomach value

American Government
"In politics, a political party acts as a 'bonding agent' to ensure the good performance of it's candidates and elected officeholders." USE THE QUOTATION TO ANSWER THE QUESTION 1. How do parties typically ensure the good performance of their candidates? A...

Physics
An airplane has a mass of 2.8×106 kg , and the air flows past the lower surface of the wings at 81 m/s . Part A: If the wings have a surface area of 1100 m2 , how fast must the air flow over the upper surface of the wing if the plane is to stay in the air? Express your ...

Physics
Why may someone not be able to cooled by evaporation?

Physics
Assume a person expends mechanical energy at a rate of 450 W. If they were 15% efficient, what would be the rate at which he/she generates waste heat energy?

Biophysics
Assume a person expends mechanical energy at a rate of 450 W. If they were 15% efficient, what would be the rate at which he/she generates waste heat energy?

English
Who is the legendary Arthur, and what did he do to become king of England?

Chemistry
At a certain temperature, 0.885 mol of N2, and 2.654 mol of H2 are placed in a container. N2+3H2=2NH3 At equilibrium, there is 0.823 mol of NH3 present. Determine the number of mol of N2 and H2 that are present when the reaction is at equilibrium. Answer in moled of N2 at ...

Math, Precalc
Sue rides her bike at a rate of 15 mph to May’s house 5 miles away. Then Sue and May walk to a park 2 miles away at a rate of 3 mph. What was Sue’s average speed for the entire trip?

Math
What is the distance from kite C to fishing hook E

English-help!
As used in the poem, the phrase "parlor generals" suggests those who (1)lead naturally (2)ignore advice (3)follow carefully (4)avoid participation I chose 4. Am I right?

Math
Ashley made an pie with a diameter of 25 cm. She cuts the pie into 6 equal slices. What is the area of each pie?

Physics
Three children are riding on the edge of a merry–go–round that is 84 kg, has a 1.40–m radius, and is spinning at 20.0 rpm. The children have masses of 21.0, 24.0, and 29.0 kg. If the child who has a mass of 24.0 kg moves to the center of the merry–go–...

Math
Gina and Maggie working together can do their MI-4 project in 24 hours. If Gina works alone for 8 hours and Maggie then finishes the job in 30 hours, how many hours would it take each working alone to do the project? [Assume both work at a constant rate].

Math
-0.3? I did a question before and it was Estimate f(2.9) given that f(3)=5 and f′(3)=4. And the answer was 4.6

Math
Estimate f(5.9) given that f(6)=5 and f′(6)=3.

Physics
Well from 80 to 70 to 60 is three twenty seconds. 20+20+20=100 (one minute) so from 60 to 50 is 20 seconds. Answer: It will take 20 seconds to cool from 60 degree Celsius to 50 degree Celsius.

SOCIAL STUDIES (CHECK answer) please
THE RIGHT ANSWER IS B The answer is NOT C because Louisiana is in the south east not the west and Americans would not just be able to sell regions,down in Louisiana you have to study the history of that state and its really interesting you get to learn about How it once wants ...

Math
If i remember how to do this correctly than it would be 3260 because 8 is closer to ten so you round up.

Math
8 is in the ones place 5 is in the tens place 2 is in the hundreds place 3 is in the thousands place

Physics
Well we know that Partial Pressure means the pressure that would be exerted by one of the gases in a mixture if it occupied the same volume on its own.

physices
Well we know that Partial Pressure means the pressure that would be exerted by one of the gases in a mixture if it occupied the same volume on its own.

chemistry
Okay. First make your balanced equation: Zn+2HCL-->ZnCl2+2H Now. there is excess HCL. That means Zn is your limiting reactant. So the find out zinc chloride in your stoichiometry you must use Zn. The work: g ZnCl2=(20 g Zn)(1 mole Zn/65.39g)(1 mole ZnCl2/1 mole Zn)(136.29g ...

SOCIAL STUDIES (CHECK ANSWER)
N New York W California E Florida S

calculus
first of all you dont need () those for the five so that's one, and you dont need the () for the 1/x your problem should look like this y=5(3+e^1x) either that that idk

Social Studies
21. The committee of five. Congress picked a committee to write a declaration explaining why the colonies wanted independence. It had three purposes; a theory of government, a list of complaints, and a declaration of war. Remember to use RACE: Restate, Answer Cite Explain.

Reading/ language arts
How does the mother's use of Spanish reflect an important part of her character?

Physics
Block B has a mass of 4.50kg and is moving to the left at a speed of 4.50m/s. Block A has a mass of 6.50kg and is moving to the right. The two blocks undergo a perfectly inelastic collision. What should the velocity of the Block A be in order to have the two blocks move to the...

Language Arts
"I am a citizen of the world" is a key line in the story "When Greek Meets Greek." What does this line mean to you? Explain how this line fits the events of this story or another selection in this unit. Include details to support your explanation. Can you ...

Physics
Two men pushing a stalled car generate a net force of +699 N for 7.13 s. What is the final momentum of the car?

pre cal
A number of cells decreases by 36% every 9 hours. By what percent does it change every 1 hr... 40 mins...2days

Health And Physical Education
I have the answers for all the quiz: 1. A 2. B 3. C 4. B 5. C I got 100%!!

Math
I think is 3 the answer

Physics
When an 84.7 kg adult uses a spiral staircase to climb to the second floor of his house, his gravitational potential energy increases by 2.00E+3 J. By how much does the potential energy of a 17.3 kg child increase when the child climbs a normal staircase to the second floor?

Physics
Suppose a 356–g kookaburra (a large kingfisher bird) picks up a 65.0–g snake and raises it 2.30 m from the ground to a branch. How much work did the bird do on the snake? How much work did it do to raise its own center of mass to the branch?

Math
Use the diagram below. Write an equation using the angle measures shown. Then, find the measures of LAVB and LBVC

Math
What is 7over N equall to 28 over 48

Social studies
B & C

Math
Working alone, it takes Leeann 30 minutes to clean the back yard. Mandy can clean backyard in 25 minutes . If they worked together how long would it take them to clean the yard?

Math
2 liters of cleaning solution is 65% ammonia. How much water must be added to dilute it to a 40% soulition?

Social Studies
LUN IS CORRECT

Math
Kelly has 525 red, green, blue balloons. She has 4 times as many green balloons as red balloons. She has half as many blue balloons as green balloons. What is the value of r, the number of red balloons?

Math
Sophia has a total of 32 pictures. She has 17 pictures that are 5 millimeters wide. The rest of her pictures are 6 millimeters wide. What is the value of w, the total width of all of Sophia's pictures?

Biochem
You prepare a 1L solution of 0.5 M imidazole. (pKa= 7.05). Calculate the pH of the solution after you add 0.1 moles of HCl. I need to create an ICE table. I also know I need to use the Henderson- Hasselbalch equation but I'm confused on what to plug in.

Physics
A painter of mass 80.0 kg stands on a platform of mass 75.0 kg and pulls on two ropes which hang over pulleys, as shown. He pulls each rope with a force of 400.0 N. Assuming a coordinate system where +y is up, calculate the y-component of the acceleration ay. ay can either be ...

Math
I think it's 9

Physics
An athlete performing a long jump leaves the ground at a 27.1 ∘ angle and lands 7.73 m away. 1). What was the takeoff speed? Express your answer using three significant figures and include the appropriate units. 2).If this speed were increased by just 3.0%, how much ...

trigonometry
what is the appropriate approximation of cot^-1 27

trigonometry
The shadow of a vertical tower is 65 ft long when the angle of elevation of the sun is 35 degrees. Find the height of the tower

Economics
Do you think a nation’s output should be distributed according to income or according to some other standard (such as basic human need)? Explain your answer.

Introduction to algebra
144 is the product of 9 and Holly's height . Use the variable h to represent Hollys height

Chem
Where is the NO3 and KCl?

Chem
Enter the net ionic equation, including phases, for the reaction of AgNO3(aq) and KCl(aq).

Math
Consider the graph of the parabola ​f(x)equals=x squaredx2. For xgreater than>0 and hgreater than>​0, the secant line through​ (x,f(x)) and ​(xplus+​h,f(x+h)) always has a greater slope than the tangent line at​ (x,f(x)). Choose the ...

Chemistry
What is the name of the compound NO3. (Not NO3-, nitrate)???? Please help!

Physics (Help Plz)
Ilya and Anya each can run at a speed of 8.00 mph and walk at a speed of 3.50 mph . They set off together on a route of length 5.00 miles . Anya walks half of the distance and runs the other half, while Ilya walks half of the time and runs the other half. 1) Find Anya's ...

NAVL Science (help)
Apparently the equation relationship is : P(vac) = P(atm.) - P(abs) But I need help to find the answers

NAVL Science (help)
The USS Ronald Regan's (CVN 76) barometer reads 30.14 in-hg. A vacuum gage at the port main condenser reads 18.25 in-Hg. What is the pressure relationship for this gage? What is the absolute pressure, in Psia, for the port main condensor?

SAT Prep's
A survey asked students from grades 8 and 9 about their favorite sport. The table contains data from the survey. Baseball Basketball Football Hockey Soccer Grade 8 8 2 12 3 5 Grade 9 6 3 10 2 4 The percentage of 8th grade students who said football is their favorite sport is...

Math problem soving
Ok if someone can help me understand I greatly appreciated. I want to know how this is the answer the numbers in table I know answer is day 6 but the pattern?. I got it wrong in my exam. The teacher explained it to me but I still don't get it. On July 5,in the area around ...

Math
PLEASE HELP! If 1 is the square root of dividing-OH FORGET IT IM SEXY AND YAAAAAS WERK IT

Math question for Steve
Hi Steve you answered on my question regarding bigfoot call I can see on the six day but what is the pattern tof get to six day . The numbers of calls total

Math problem soving
Ok if someone can help me understand I greatly appreciated. I want to know how this is the answer. I got it wrong in my exam. The teacher explained it to me but I still don't get it. On July 5,in the area around center village,there was great excitement. Six different ...

SS
How did United domestic policy boost production during the war?

Ss help pls don't have a lot of time
Is it that

Ss help pls don't have a lot of time
Kuwait

Ss help pls don't have a lot of time
What country on the Arabian peninsulas has the highest lireracy rate? A- Kuwait B-Yemen<<<<< C-Tunisia D-Algeria

SS
Which reason best explains the motivation for American expansionism?

Science
how does an individual’s genetic makeup interact with nutrition, smoking

Life Orientation
1: Define inhumane farming methods 2: Give at least three examples of inhumane farming methods and motivate why you regard them as inhumane 3: Suggest and motivate at least four ways by which these farming methods could be made humane

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