Thursday
July 31, 2014

Posts by jasmine


Total # Posts: 659

physics
A 4.00 bucket of water is accelerated upward by a cord of negligible mass whose breaking strength is 78.0 . If the bucket starts from rest, what is the minimum time required to raise the bucket a vertical distance of 10.0 without breaking the cord?

physics
thank you

physics
The froghopper (Philaenus spumarius), the champion leaper of the insect world, has a mass of 12.3mg and leaves the ground (in the most energetic jumps) at 4.00m/s from a vertical start. The jump itself lasts a mere 1.00ms before the insect is clear of the ground. (a) find the ...

physics
The position of a 2.75×10^5 N training helicopter under test is given by r =(0.020m/s 3 )t^3 i ^ +(2.2m/s)tj ^ −(0.060m/s 2 )t^2 k ^. find the net force of the helicopter at t=5.0s

physics
A 4.00kg kg bucket of water is accelerated upward by a cord of negligible mass whose breaking strength is 73.0N N .

Math
Not good with estimate here the question 24678 divided by 83

Media
Can you help me reword these media paragraphs to an A* standard please?

physics
A model rocket is launched straight upward with an initial speed of 51.3 m/s. It accelerates with a constant upward acceleration of 1.82 m/s2 until its engines stop at an altitude of 150 m. What is the maximum height reached by the rocket?

y=mx+b
how to solve we solve those types of problems

Math
Amber is 5'4 inches tall. How many inches tall is amber

math
find the domain, target, and rule of the inverse functions: 1. f(x)=(x+3)/(5x+2) 2. g(x)=1/square root of 2x-1

Math
thank you, makes more sense, i thought it was supposed to look like that but its just worded poorly, and the vertical plane got me confused.

Math
From an observation tower that overlooks a runway, the angles of depression of point A, on one side of the runway, and point B, on the opposite side of the runway are, 6 degrees and 13 degrees, respectively. The points and the tower are in the same vertical plane and the dist...

Finance
One way to think about the required rate of return is: as the highest return a risk-averse investor wants from an investment. as the risk-free rate of return plus a risk premium. as the historical rate of return plus a risk premium. as a comparison between the expected and his...

Math
Given the points A(0,0), B(4, 3) and C(2,9), what is the measure of angle ABC? Using Law of Cosines.

marleting
which of the following trends is causing marketers to place more emphasis on competitive differention

Math
Convert each improper mixed number to a whole number or a mixed number: (A) 24 2/2 (b) 7 4/2 (c) 2 5/3 (d) 9 5/4 (E) 36 3/2 (f) 32 4/3 (g) 3 3/3 (h) 10 8/8

Chemistry
I see it mainly deals with Ionic compounds correct? MgCL2 is two because when it is separated it makes 3 moles of MgCl2 for every one mole of MgCl2?

Chemistry
Thank You Dr.Bob. I have one more question, how exactly do you is "i" 3? is it a given?

Chemistry
Thank You Dr.Bob. I have one more question, how exactly do you is "i" 3? is it a given?

Chemistry
40.0 g of magnesium chloride (MgCl2) in 250.0 g of water at 22 °C.Calculate a) the vapor pressure of this solution, b) the freezing point, c) the boiling point. I know it is something like this, but I continue to get the incorrect answer. A) 40.og Mgcl2*(1mol mgcl2/ 95.2 m...

Math
Tammy drew a scale drawing of a house. The scale she used was 14 millimeters = 5 meters. The actual length of the garage is 15 meters. How long is the garage in the drawing?

UL Lafayette
Suppose that 2000 is loaned at a rate of 9% , compounded monthly. Assuming that no payments are made, find the amount owed after 4 years.

physics
A technician at the top of a 200m tall radio tower drops her hammer. how much time does it take for the hammer to strike the ground?

Vocabulary
B

Math
50 divided by 100 mmultiple by 85= $42.50

math
$11000

math
find the ratio of the circumference 44ft to the diameter 14ft of a circle. write answer as a fraction in simplest form

No
no

english
thanks so much for your help Ms. Sue

english
3. rodeo would be the e and the o 4. medium would be the I and the u 5 beach the e and the a 6 duo the u and the o 7 stadium the I and the u 8 video the e and the o. I really am having problems understanding this.

english
circle the words with two vowels together where each vowel has a separate vowel sound, then under line the letters that stand for the two different vowel sounds. 2. audio, faith, search. 3. greed, journal, rodeo 4. either, medium, southern. 5 beach, pound, pioneer 6. duo, pois...

english
Circle the word with two vowels together where each vowel has a separate vowel sound. Then underline the letters that stand for the two different vowel sounds. 1 clean, paint, patio

Biology
1) What memory system is sensation responsible for? Sensory, short term or long term memory system? Explain. 2) How does encoding memories relate to transfer appropriate processing and fluid intelligence?

Math
If someone deposit $400 after 2 years how much interest will they earn

Psychology/Biology Help!!
1) What memory system is sensation responsible for? Sensory, short term or long term memory system? Explain. 2) How does encoding memories relate to transfer appropriate processing and fluid intelligence?

math
26/48-19/100

english
after so many years of (strife strand)-in business, politics, and the family-he wants only to retire to the peace and quiet of his ranch. strife? we should respect our national leaders,but we should not (idolize discredit) them and assume they can do no wrong. idolize?

Physics
An object of mass M is used to provide tension in a 4.5 m long string that has a mass of 0.252 kg. A standing wave that has a wavelength equal to 1.5 m is produced by a source that vibrates at 30 Hz. Calculate the value of M

math please
The curtis car traveled an average of 21 miles per gallon of gas. At that rate, how far could the car travel on a full tank of 21gallons

math help
Ok well cn yu help me then

math help
Yeh I wasn't being rude I was saying was on my mind n I'm sorry but it supose to be a homework help n it doesn't matter whether yu post lots of question or not they supose to help me

Physics
A small object, which has a charge q = 6.7 µC and mass m = 9.60 10-5 kg, is placed in a constant electric field. Starting from rest, the object accelerates to a speed of 2.06 103 m/s in a time of 1.03 s. Determine the magnitude of the electric field. Answer in N/C

Physics
Two charges are placed on the x axis. One of the charges (q1 = +9.3 µC) is at x1 = +3.4 cm and the other (q2 = -20 µC) is at x2 = +8.9 cm. (a) Find the net electric field (magnitude and direction) at x = 0 cm. (Use the sign of your answer to indicate the direction ...

Physics
An electron is released from rest at the negative plate of a parallel plate capacitor. The charge per unit area on each plate is σ = 1.67 10-7 C/m2, and the plate separation is 1.35 10-2 m. How fast is the electron moving just before it reaches the positive plate? Answer ...

Physics
A spring with an unstrained length of 0.076 m and a spring constant of 2.6 N/m hangs vertically downward from the ceiling. A uniform electric field directed vertically upward fills the region containing the spring. A sphere with a mass of 5.09 10-3 kg and a net charge of +6.5 ...

Physics
You hold an inflated balloon over a hot air vent in your house and watch it slowly expand. You then remove it and let it cool back to room temperature. During the expansion, which was larger: the heat added to the balloon or the work done by the air inside? explain. (assume th...

Physics conceptual
You hold an inflated balloon over a hot air vent in your house and watch it slowly expand. You then remove it and let it cool back to room temperature. During the expansion, which was larger: the heat added to the balloon or the work done by the air inside? explain. (assume th...

Math
I need help finding discounts and sales tax.Please write out the steps so I fully can undestand the concept Thank You!!

math
Write 3,600,000,000 in scientific notation

math
How far will a migrating duck fly in 7 hours at an average speed of 21 miles per hour

math
The ratio of lefthanded to righthanded students in the school was 3 to 14. If the total number in both categories was 714, how many righthanded students were in the school

math
The average of three number is 3. If the greatest is 4.6 and the least is 1.4 what is the third number

math
Maria ran 4 laps of the track at the same pace. If it took 4 1/2 minutes to run the first 3 laps how long did it take her to run all 4 laps

math
divide as indicated: 0.01 divideby (o.o1 divide 0.001)

math
4 1/3-(2 1/3*1 1/12)=

math
2gal 2qt 2pt-1gal 3qt 1pt 2oz=

math
evaulate: ab-a+bc if a=4 b=2 and c=3

math
p-1/2=1/3

math
evaluate: ab-a+bc if a=4, b=2 and c=3

math
what number is 3/5 of 6

math
the jenkins started their trip with a full tank of gas and 48,961 miles on their car.They stopped and filled the gas tank seven hours later with 14.0 gallons of gas.At that time the car total mileage was 49,381. The jenkins car traveled an average of how many miles per gallon ...

math
the ratio of cetaceans to fish in the harbor was 3 to 13. how many fish were in the harbor if there were 390 cetaceans

math
the jenkins started their trip with a full tank of gas and 48,961 miles on their car.They stopped and filled the gas tank seven hours later with 14.0 gallons of gas.At that time the car total mileage was 49,381. what was the car average speed in miles per hour for the first se...

math
at 9:00 am Marsha found a parking meter that still had 5 minute until it expired.she quickly put a quarter, 1 dime, and a nickel into the meter and went to her meter and went to her meeting.If 5 cent buys 15 minute of parking time at what time will the meter expire

math
multiply as indicated: 8.6*5 1/4 (decimal)

math
8.6* 5 1/4 (decimal)

math
solve: 5n=32

math
evaluate: ab-(a-b) if a=0.5 and b=0.4

math
simplify: (-6)+(-3)-(-1)-(+4)=

math
replace the circle with the proper comparison symbol 3-5 3+(-5)

math
3/5

math
draw a diagram of this statement. three fifths of the baker 60 cookies were chocolate cookies (a) how many of the baker cookies were chocolate? (b) what percent of the bakers cookies were not chocolate cookies

math
if the product of six tenths and three tenths is subtracted from the sum of two tenths and four tenths. what is the difference

math
pistachios were priced at 3 pounds for 6.99 (A)what was the price per pound (B) how much would 10 pounds of pistachios cost

math
it was 96 kilometers from Perry to medford. David raced to Medford and idled back.If the round trip took 8 hours what was his average speed in kilometers per hour

psychology
Which of the following individuals was instrumental in the early research examining fitness levels in depressed patients? A. Robert Cattell B. William Morgan C. Hans Selye D. James Blumenthal

ICP
Mike is swinging at the playground. At one point, he is moving at 2 m/s. His mass is 72 kg, and he is 0.6 m off the ground. What is his mechanical energy?

Science
The ripples in a certain groove 12.7 cm from the center of a 33-rpm phonograph record have a wavelength of 1.75 mm. What will be the frequency of the sound emitted?

math2
how to solve 2[5a-3(4a-b)]-4[8b+5(a-2b)]

math
9p+q+6p+5q+5p-5q

Physics
Two long straight wires are perpendicular to the page and located at distances d1 = 2 cm and d2 = 3.5 cm from the origin. Wire 1 carries current 5 A out of the page. If the net magnetic field due to the two currents is at an angle of 45 degrees to the x-axis at the origin, wha...

math
determine the common difference in the squence x,x+1,x+2,x+3..

Chemistry
I need to understand, which has more effect in inducing the reaction of silver salts. Intensity or wavelength?

english
18. In “The Pardoner’s Tale,” how does the Pardoner use his story to accumulate wealth for himself? What does this say about him? (5 points)19. What is ironic in the words used by the narrator to describe the Summoner in “The Prologue” to The Canterbur...

History
Hi for my school work I have to say out of which three colonies experienced more freedom in the seventeenth century which is hard for me to explain. The three colonies being New England,Dutch and Virginia/maryland If anyone can help thank you

Math
What is the ratio in simplest form from 16 to 20

Physics
A motor cycle starts from rest and reaches a speed of 6m/s after travelling with uniform acceleration for 3s. What is his acceleration?

chemistry
the net ionic equation for the following molecular equation KNO2(aq) + HCl(aq) KCl(aq) + HNO2(aq)

math
nearest degree to an obtuse angle

PSYCHOLOGY
what are the apparent symptoms of anxiety in terms of physiological, behavioral, and cognitive indicator? if both a parent and a child experience anxiety in similar situations, how would you account for the influences of heredity, preparedness, and vicarious conditioning

Intermediate Algebra
Maria drove 3 hours and 30 minutes in a dust storm. When the dust cleared she inccreased her speed by 35 mph and drove for 4 more hours. If she traveled a total of 365 miles, how fast did she drive during the dust storm?

Accounting
Calculate variable cost variances—explain results The standards for one case of Springfever Tonic are: Direct materials . . . . . . . . . . . . . . . . . . 8 lbs. @ $3.00/lb. = $24 Direct labor . . . . . . . . . . . . . . . . . . . . . 6 hrs. @ $1 0.00/hr. = 60 Variable o...

World History
How did civilized culture survive the rise and fall of regional states? During the Sumer, Babylon time period

math
if kevin walk two third of a mile in two fifths of a hour how many miles in one hour can he walk

american government
thanks

american government
it maybe B this is my first time on this site asking for help i just didnt understand it,

american government
please tell me if i am right

american government
i think its D

american government
an example of a policy that aimed chiefly to overcome defacto discrimination is: a. the equal rights admendment B. busing the chieve racial integration in the schools C. the brown v board of education of topeka ruling D. the fourteen amendment

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