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2011
November
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November 23, 2011
A 25 kg child slides down a playground slide at a constant speed. The slide has a height of 3.0 m and is 7.0 m long. Using
2 answers
asked by
Lindsey
8,844 views
A piece of wire 25 m long is cut into two pieces. One piece is bent into a square and the other is bent into a circle.
(a) How
3 answers
asked by
Kay
7,260 views
A ferris wheel is 28 meters in diameter and makes one revolution every 10 minutes. For how many minutes of any revolution will
2 answers
asked by
ikora
5,939 views
Tarzan, mass 85kg swings down from a tree limb on the end of a 20m vine. his feet touch the ground 4.0m below the limb.
A. how
4 answers
asked by
Fizzylicous
4,257 views
In the winter sport of curling, players give a 20 kg stone a push across a sheet of ice. A curler accelerates a stone to a speed
1 answer
asked by
Lindsey
3,611 views
6,11,16,21,....Algebraic expression______
12th term- 30th term-
4 answers
asked by
Miss Sweet:)
2,754 views
Write an expression for a transverse harmonic wave that has a wavelength of 2.8 m and propagates to the right with a speed of
1 answer
asked by
Cooper
2,321 views
how many half lives will it take for 50 g of 99Tc to decay to 6.25 g?
4 answers
asked by
Anonymous
2,072 views
At what value(s) of x on the curve y=−8+90x^3−3x^5 does the tangent line have the largest slope?
1 answer
asked by
Web9
2,030 views
Identify the coterminal angle between
–360° and 360° for the angle –120°.
2 answers
asked by
james
1,910 views
Three cards are drawn without replacement from a well-shuffled standard deck of 52 playing cards. Find the probability that none
2 answers
asked by
lisa
1,819 views
Two ships in a heavy fog are blowing their horns, both of which produce sound with a frequency of 165.0 Hz One ship is at rest;
1 answer
asked by
Cooper
1,699 views
bill steps off a 3.0-m-high diving board and drops to the water below. At the same time Ted jumps upward with a speed of 4.2 m/s
1 answer
asked by
taylor
1,696 views
A 20 kg cannonball is fired from a 2.4 x 103 kg. If the cannon recoils with a velocity of 3.5 m/s backwards, what is the
1 answer
asked by
Ula
1,678 views
Find the pH during the titration of 20.00 mL of 0.1000 M butanoic acid, CH3CH2CH2COOH (Ka = 1.54e-5), with 0.1000 M NaOH
1 answer
asked by
James
1,649 views
The terminal side of an angle theta in standard position coincides with the line 2x – y = 0 in Quadrant III. Find cos theta to
2 answers
asked by
james
1,621 views
A baseball is hit with a speed of 27 meters per second at an angle of 45 degrees. It lands on the flat roof of a 13 meter tall
2 answers
asked by
Bart
1,559 views
In a bike race, a rider covers a 5 mi flat stretch of road at a speed of s mi/h. She then doubles her speed down a hill 1 mi
3 answers
asked by
Vannah
1,518 views
Find the rate of change of the area of a circle with respect to the radius r. What is the rate when r = 12
2 answers
asked by
billy
1,488 views
seagulls are often observed dropping clams and other shellfish from a height to the rock below, as a means of opening the
1 answer
asked by
taylor
1,485 views
The fastest bird is the spine-tailed swift, which reaches speeds of 171 km/h. Suppose that you wish to shoot such a bird with a
1 answer
asked by
Shelagh
1,384 views
break even analysis. suppose a certain product sells for a dollars per unit. then the revenue from selling x units of the
1 answer
asked by
Sanaa
1,354 views
A parallel plate capacitor has square plates of side L= 12 cm and a distance d= 2 cm between the plates. Half of the capacitor
3 answers
asked by
Jam
1,317 views
Solve by completing the square
x^2+4x-21=0 Help how do I do this???
2 answers
asked by
Allison A
1,287 views
A solid cylindrical disk has a radius of 0.18 m. It is mounted to an axle that is perpendicular to the circular end of the disk
2 answers
asked by
Kelsey
1,278 views
Given l parallel to m, find the measures of each angle.
<PTU
1 answer
asked by
lisa
1,271 views
The Quality Assurance Department selected a sample of 12 printed circuit boards and tested them. The number of defects in each
0 answers
asked by
Tim
1,265 views
Suppose the production function is Y = 100(K3/10)(EN)7/10 and capital lasts an average of fifteen years. The rate of population
1 answer
asked by
Matty
1,158 views
how many moles of o2 are needed to produce 3.91 mol fe2o3
1 answer
asked by
Anonymous
1,135 views
Movie: Romero
Q. how do you think that believing in Jesus affected what Romero did??
3 answers
asked by
Vanessa
1,129 views
Alaskan moose can be as massive as 800 kg. Suppose two feuding moose, both of which have a mass of 800 kg, back away and then
1 answer
asked by
Amy
1,103 views
I would like the function test to get the input from the user and display the like the counter function and to display if it
0 answers
asked by
Adam
1,096 views
The cylindrical storage tank has a height of 12 feet.Which of the following expressions could be used to find the volume of the
1 answer
asked by
ashly
1,089 views
1)A fire hose held near the ground shoots water at a speed of6.5 mps
At what angle should the nozzle point in order that the
1 answer
asked by
Maggie
1,075 views
Find the amount of compound interest earned in an account that opens with $27,000, earns 4.6% interest compounded daily, and is
1 answer
asked by
MONICA
1,057 views
what offically started and ended WWI? and what made the us enter the war?
1 answer
asked by
hannah
1,055 views
How many liters of .0020 M iodine solution can be made from .050 moles of iodine (I2)?
1 answer
asked by
Kellie
1,038 views
. The number of vibrations per second made when a stretched wire is plucked varies directly as the square root of the tension in
1 answer
asked by
Robert
1,036 views
Wong's left at 7:00. It took him one and a half hours to check in at the airport. His house is an hour drive from the airport.
4 answers
asked by
Thad
1,030 views
A student has six textbooks, each with a thickness of 3.6 cm and a weight of 38 N. What is the minimum work the student would
1 answer
asked by
Anonymous
1,023 views
Use integration by parts to find the integral. Round the answer to two decimal places if necessary. (x+4)^ln x dx between 3 and
2 answers
asked by
Jane
1,015 views
I'm including the last part of the summary. Thank you. I hope this time the punctuation is better.
1) The creature tells him his
1 answer
asked by
Henry2
1,015 views
How does the health care system affect our society socially, economically and environmentally?
0 answers
asked by
Kellie
966 views
the first active volcano observed outside the earth was discovered in 1979 on Io, one of the moons of jupiter. the volcano was
1 answer
asked by
taylor
959 views
A 2.0 nF parallel plate capacitor with a sheet of mylar (k= 3.1) filling the space between the plates is charged to a potential
0 answers
asked by
Jam
947 views
A 3.03 kg briefcase is sitting at rest on a level
floor. The acceleration of gravity is 9.81 m/s 2 . a) What is its
1 answer
asked by
Anonymous
941 views
A rectangular storage container with a lid is to have a volume of 8 m. The length of its base is twice the width. Material for
3 answers
asked by
Kay
935 views
A projectile is shot from the ground at an angle of 60 degrees with respect to the horizontal, and it lands on the ground 5
1 answer
asked by
nam maurer
925 views
a license plate is to consist of three digits followed by two uppercase letters. determine the number of different license
1 answer
asked by
ashley
910 views
3. Determine if the demand for the following products is price elastic or price inelastic, and explain your answer. In your
1 answer
asked by
Student1
906 views
which of the following is NOT a question you need to answer to choose a persuasive strategy ?
What do you want readers to do ?
2 answers
asked by
ssmhollywood
889 views
please help me write algebraic equation/ solution if membership for local zoo is $135, members do not pay admission but they are
2 answers
asked by
ann
887 views
the brachialis is a short stout muscle inserting cloes to the fulcrum of the elbow joint' the brachioradialis is a slender
1 answer
asked by
Katie
872 views
1. He must be a doctor.
2. He has to be a doctor. (Are both the same? Is #2 grammatical?)
1 answer
asked by
rfvv
865 views
total internal reflection between two materials is seen to occur if a critical angle of 60 degrees is exceeded. if the index of
1 answer
asked by
deondre thomas
856 views
A motorcycle and a police car are moving toward one another. The police car emits sound with a frequency of 512 Hz and has a
0 answers
asked by
Cooper
844 views
The Earth rotates on it's axis once every 24 hours.
a)How long does it take Earth to rotate through an angle of 4pi/3? b)How long
1 answer
asked by
Rebecca
838 views
Problem 6.9
Lottery Number Generator A lottery commission offers four different lottery games to play: Three-number, Four-number,
0 answers
asked by
Gabe
811 views
Please help I have an assignment to write an essay for compare and contrast between 2 romantic movies generes. I want to compare
2 answers
asked by
erianne
793 views
A quantity has the value P at time t seconds and is decreasing at a rate proportional to sqrt(P).
a) By forming and solving a
1 answer
asked by
PPP
790 views
Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be
0 answers
asked by
MONICA
784 views
I was wanting help with my physics post and since no one replied I thought there wasn't a physics tutor on Jiskha, but came back
1 answer
asked by
Fizzylicous
783 views
Give the angle measure represented by 0.5 rotation clockwise.
1 answer
asked by
james
779 views
A surfer is catching a wave. Suppose she starts at the top of a wave with a speed of 1.37 m/s and moves down the wave until her
1 answer
asked by
nelson
774 views
-18x + 5x= -12x -1
i am getting 14 but that is not correct
1 answer
asked by
Vanessa
770 views
Invasion of Italy
were allies the U.S, Britain the Soviet Union? how Canada involved in this? they team up with Britain? i
17 answers
asked by
Mohammad
762 views
Legend has it that Isacc Newton was hit on the head by a falling apple, thus triggering his thoughts on gravity. Assuming the
0 answers
asked by
taylor
744 views
During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.11
1 answer
asked by
Anonymous
731 views
5) Suppose you have declared an integer array named scores and you make the following method call:
TotalScores(scores, num : 1);
2 answers
asked by
Adam
727 views
The most common single source of revenue for Texas state governments is?
. consumer taxes. . land income. . interest income. .
1 answer
asked by
HM
722 views
1. What is the maximum amount it would be worth to shareholders to elicit high CEO effort all the time rather low CEO effort all
0 answers
asked by
cindy
718 views
Please help me with the correct grammar, punctuation, and capitalization on the following paragraph.
You will not notice any
1 answer
asked by
Yelena
709 views
If the principal P = $900, the rate r = 7 1/2 %, and time t = 1 year, find the following. What is the amount of interest?
What is
2 answers
asked by
MONICA
701 views
During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.11
0 answers
asked by
Anonymous
699 views
a colection of stamps consist of 2 cent stamps, 8 cent stamps, and 14 cent stamps. The number of 2 cent stamps is five more then
2 answers
asked by
Neva
698 views
Can someone please help me with this question because when I post this question earlier, some lady or tutor just gave me some
1 answer
asked by
Hana
695 views
Great News today I got my report card my average is 93.50
eng 7 99 outstanding effort good wk habits good partictipation math 7
4 answers
asked by
Laruen
676 views
The gene for color blindness in humans is found on the X chromosome. A boy has a color-blind father. Will the boy be color
3 answers
asked by
lola
671 views
I have a triangle in a coordinate system(not native english) i have these three points.
A: 4,-2 B:-2,-1 C: 4,3 How do i get the
1 answer
asked by
Emil
669 views
please help this equation is driving my crazy.
balance the following redox reaction in basic solution. H2O2 + ClO2 --> ClO-2 + O2
1 answer
asked by
Monique
669 views
Suppose that you want to purchase a home for $450,000 with a 30 year mortgage at 6% interest. Suppose that you can put 30% down.
2 answers
asked by
Torra
668 views
A chemist has two ethylene glycol and water solutions: one that contains 11.98% ethylene glycol and another with 7.30% ethylene
1 answer
asked by
Mathieu
660 views
the excise tax on gasoline is an example of a tax based on a benefit received rather than on the ability to pay.
a. yes b. no
0 answers
asked by
HM
660 views
A bicycle is supported so that in front wheel does not touch the road.The wheels diameteris 0.65 m.The wheel is spun as a
1 answer
asked by
Anonymous
656 views
Nontax revenue in Texas includes all of the following EXCEPT
a. franchise fees. b. tuition. c. driver's license fees. d. water
1 answer
asked by
HM
644 views
You step into an elevator holding a glass of water filled to a depth of 7.0 cm. After a moment, the elevator moves upward with
1 answer
asked by
x
642 views
please help me put this in algebra equation?
baseball regular season =162 games after playing 54 of them team a has 28 wins . A.
2 answers
asked by
ann
640 views
Hi,
I was wondering if I answered the questions bellow correctly(after the story)and I really need help in fixing my grammar :|
2 answers
asked by
zahra
638 views
Let X be the average of a sample of size 25 independent normal random variables with mean
0 and variance 1. P[[X<c]=0.5 (a)
0 answers
asked by
zwesko
635 views
Nitrogen monoxide + Hydrogen --> nitrogen + water
I need to balance this equation but I do not know how. NO + H --> N + H2O 2NO +
1 answer
asked by
Hannah
631 views
I have a mediation question. 14. If How would a mediator know whether information provided by one of the parties may be shared
0 answers
asked by
R.T.
629 views
A body is dropped from the rooftop of a building.The body reaches the ground at t= 4.05 from the point of release.How tall is
1 answer
asked by
thea
614 views
A quantity has the value P at time t seconds and is decreasing at a rate proportional to sqrt(P).
a) By forming and solving a
1 answer
asked by
PPP
614 views
Do you teacher love my story so far. I just want to share with you. I'm not done with the story this is the beggining of it.
4 answers
asked by
Laruen
608 views
A solution is prepared by diluting concentration HNO3 to 2.0 M,Calculate PH.
1 answer
asked by
Ethio
601 views
How to find the slope of a line parallel to 3x-2y=1?
1 answer
asked by
Anonymous
599 views
Find the length in the first quadrant of the circle described by the polar equation
r=(2 sin theta)+(4 cos theta) A. (sqrt2)(pi)
1 answer
asked by
Tracy
596 views
A pair of in-phase stereo speakers is placed side by side, 0.85 m apart. You stand directly in front of one of the speakers, 1.2
1 answer
asked by
Cooper
596 views
[Young & Freedman, 3-12] A military airplane on a routine training mission is flying horizontally (in the positive x-direction)
1 answer
asked by
John
596 views
Emily surmises that the probability that she will pass math or chemistry is .95, the probability of her passing math is .7, and
1 answer
asked by
Sam
595 views
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