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Questions Asked on September 14, 2014

XYZ are three points on a straight road.A car passes X with a velocity of 5m/s.It travels from X to Y with a constant
1. 1 answer
2. asked by Kosy
3. 1,316 views
A river flows with a uniform velocity v. A person in a motorboat travels 1.11km upstream, at which time she passes a log
1. 0 answers
2. asked by jack
3. 1,382 views
A force of 20N is applied to a mass of 5kg resting on a rough horizontal surface. If the friction force is 5N, what is the
1. 2 answers
2. asked by Jessica
3. 2,069 views
Brenda donates part of her salary to the local childrens hospital each month by having $15 taken out of her monthly paycheck.
1. 1 answer
2. asked by Brandon Savon
3. 591 views
Find all solutions of the equation and express them in the forma + bi. 36x^2 − 12x + 2 = 0
1. 1 answer
2. asked by Christian
3. 689 views
A dart is thrown horizontally with an initial speed of 14 m/s toward point P, the bull's-eye on a dart board. It hits at point Q
1. 1 answer
2. asked by AJ
3. 1,588 views
If caffeine is soluble in hot benzene but insoluble in hot petroleum ether, how could you use this information to design a
1. 0 answers
2. asked by Anonymous
3. 511 views
Two cars x and y travelling side by side with a common velocity are subjected to constant retardation of 1/2m/s^2 and 1/6m/s^2
1. 0 answers
2. asked by Kosy
3. 549 views
Use distributive property and simplify the expression. 4 + 2(3x - 1) + 9- 6x + 15 - 5x + 14 - 3x + 14 - 6x + 11 *my answer* I
1. 1 answer
2. asked by Anonymous
3. 517 views
(12^5)^3 = 12 ( I have to find the exponent)my answer is 15 for the exponent
1. 1 answer
2. asked by Anonymous
3. 361 views
Discribe in details how archaeopteryz sp.was fossilized?
1. 0 answers
2. asked by Omega
3. 433 views
A 47.0-g Super Ball traveling at 29.5 m/s bounces off a brick wall and rebounds at 15.5 m/s. A high-speed camera records this
1. 1 answer
2. asked by Rin
3. 666 views
I could really use some help with this problem because I'm pretty confused on what to do.The formula for the volume of a cone is
1. 1 answer
2. asked by Anna
3. 560 views
How do you write the equation of the line with slope -2 that passes through the point (-1, -3) in slope-intercept form?Thanks to
1. 0 answers
2. asked by Lorri
3. 425 views
You use 100 ml ethylchloride (density 0.92 g/ml) to extract 25 ml ethylene bromohydrin (density 2.41 g/ml) mixed with 100 ml. Is
1. 0 answers
2. asked by Anonymous
3. 486 views
Why was there war between the Romans and the Carthaginians?Was it because the Romans were interested in gaining control over the
1. 1 answer
2. asked by Hillary
3. 559 views
Two polynomials P and D are given. Use either synthetic or long division to divideP(x) by D(x),and express the quotient
1. 2 answers
2. asked by Jose
3. 2,709 views
Which one of these is not a principle that can be drawn from the Categorical Imperative?Act as if the maxim of your action were
1. 0 answers
2. asked by Eric
3. 502 views
Find all the real zeros of the polynomial. Use the quadratic formula if necessary.4x^3 − 10x^2 + 9
1. 1 answer
2. asked by Jessica
3. 561 views
Two polynomials P and D are given. Use either synthetic or long division to divideP(x) by D(x),and express the quotient
1. 1 answer
2. asked by Jose
3. 669 views
Two charges lie on the x axis, +3q at the origin, and -2q at x = 5.0 m. The point on the x axis where the electric potential has
1. 1 answer
2. asked by Marilly
3. 2,404 views
Find a polynomial with integer coefficients that satisfies the given conditions.P has degree 2 and zeros 2 + i and 2 − i.
1. 1 answer
2. asked by Drue
3. 2,334 views
the second part of my question was what did both the romans and the carthaginians want during war?
1. 6 answers
2. asked by Hillary
3. 466 views
A 47.0-g Super Ball traveling at 29.5 m/s bounces off a brick wall and rebounds at 15.5 m/s. A high-speed camera records this
1. 1 answer
2. asked by Anonymous
3. 686 views
Three forces, A,B and C act in the same vertical plane from point O. Force A is 30N and acts horizontally to the left of O.
1. 1 answer
2. asked by ANDREW
3. 814 views
At a point P, the electric field is 78 N/C at 51° counter-clockwise from the positive x axis. A particle of mass 4.7 kg and
1. 0 answers
2. asked by RW
3. 565 views
I need help coming up with a personal response to the story "The Stealing Thors Hammer." I don't know how to put it. It must
1. 1 answer
2. asked by Anonymous
3. 457 views
The essay is supposed to be on Advertisements, then we have to narrow it. I have narrowed it to TV advertisements on cars. I was
1. 16 answers
2. asked by C
3. 765 views
What mass of sulfur has to burn to produce 4.5L SO2 at 300°C and 101 kPa in the following reaction?S(s) + O2(g) -> SO2(g) A.
1. 2 answers
2. asked by Emiko
3. 565 views
What mass of sulfur has to burn to produce 4.5L SO2 at 300°C and 101 kPa in the following reaction?S(s) + O2(g) -> SO2(g) A.
1. 0 answers
2. asked by Emiko
3. 522 views
A driver brings a car traveling at 22m/s to a full stop in 2 seconds. How fast does the car uniformly decelerate?
1. 1 answer
2. asked by Spencer
3. 1,482 views
I have tried this question over and over and not sure if the answer is 16 west or 190 south west please help. Airplane One flies
1. 0 answers
2. asked by Sara
3. 837 views
What is the molecular mass of potassium hydrogen carbonate (KHCO3)?A. 110g/mol B. 84g/mol C. 68g/mol D. 116g/mol
1. 1 answer
2. asked by Emiko
3. 696 views
When I work this problem I get an answer different from what's given not sure why?A basketball is launched with an initial speed
1. 0 answers
2. asked by Ben
3. 571 views
Dr. Rees: Ruth, good to see you again. Why didn’t you call me when you were in Denver? We could have had dinner together.Dr.
1. 1 answer
2. asked by Crystal
3. 707 views
I done the problem and was wondering if my answer is right I got 1.87 and then 12.4 degrees above x axis please helpAt time t =
1. 0 answers
2. asked by Kate
3. 472 views
A race car completes a lap on a 1600 m long track with an average speed of 250 km/h. If the car's average speed on the first
1. 2 answers
2. asked by superdude
3. 3,994 views
Amy is building a house. The basement floor is at -15 feet . The roof of the house is above the ground 25 feet . Express the
1. 1 answer
2. asked by kpim
3. 588 views
According to Boyle, pressure and volume of a confined gas are ____ proportional, and according to Charles, the volume of a gas
1. 1 answer
2. asked by Emiko
3. 1,178 views
The temperature of a substance ____ as its heat of fusion is added to melt the substanceA. increases B. decreases C. remains
1. 1 answer
2. asked by Emiko
3. 612 views
how could you rewrite the expression (3+5)+8 using the Associative property of addition
1. 2 answers
2. asked by jeremiah
3. 2,693 views
On a dare, you decide to try bungee jumping. You fall freely you are moving at 15 m/s downward. At that point the cord begins to
1. 1 answer
2. asked by Anonymous
3. 595 views
A box manufacturer wants to produce an open box for which the volume is 2 cubic meters and the length is twice the width. What
1. 0 answers
2. asked by Kendra
3. 576 views
Are these questions positive or normative?1)Too many people smoke. 2)Lung cancer kills millions each year. 3)If government were
1. 2 answers
2. asked by CoCo
3. 1,104 views
A ball is thrown straight up into the air with a velocity of 12 m/s. Draw a motion diagram for the ball and then give as much
1. 1 answer
2. asked by Tanya
3. 753 views
The pile driver struck the piling with a speed of 20 m/s. At what height did the pile driver hammer have to be lifted for it to
1. 1 answer
2. asked by Kimberly
3. 626 views
solve the inequalityy<|x+8|-4
1. 1 answer
2. asked by nino
3. 376 views
The length of the shadow of a pole on the level ground increases by 60 meter when one angle of elevation of the sun changes 54°
1. 2 answers
2. asked by gyabeng
3. 700 views
The length of a rectangle is five less than three times its width. Find the dimensions of the rectangle if its area is 782.I get
1. 1 answer
2. asked by chango
3. 1,956 views
You have just completed a round trip to New York and back by car. The one waydistance traveled is 210 miles. If your average
1. 0 answers
2. asked by Anonymous
3. 551 views
Find all the rational zeros of the polynomial, and then find the irrational zerosP(x)= 2x^4+15x^3+31x^2+20x+4
1. 1 answer
2. asked by Drue
3. 930 views
If you live in Australia ,then you have been surfing. Is it a true conditional statement?
1. 1 answer
2. asked by Anonymous
3. 424 views
Calculate the energy needed to accelerate a spaceship of mass 10,000 kg to a speed of 0.3c for intergalactic space exploration.
1. 2 answers
2. asked by Paul
3. 503 views
A model rocket is launched upward with an initial velocity of 200 feet per second. The height, in feet, of the rocket t seconds
1. 1 answer
2. asked by Nate
3. 2,670 views
A company has determined that the profit, in dollars, it can expect from the manufacture and sale of tennis racquets is given by
1. 0 answers
2. asked by Nate
3. 614 views
(z − 1)^2 + 4 = 0
1. 2 answers
2. asked by Nate
3. 346 views
x2 = −x + 1
1. 1 answer
2. asked by Nate
3. 315 views
12 cards are drawn with replacement from an ordinary deck of 52 cards. What is the probability that 4 queens of hearts, 4 aces
1. 1 answer
2. asked by Connor
3. 645 views
Mariah purchased a room air conditioner for $450 and made a a down payment of $45 and financed the rest over 14 months. If the
1. 1 answer
2. asked by Leslie
3. 484 views
you are ordering pizza for a party. One pizza serves 8 people. You are expect that there be 35 people. How many pizzas should
1. 3 answers
2. asked by miranda
3. 599 views
Show that 9300 cal is required to change 15 g of 20° C water to 100° C steam.
1. 0 answers
2. asked by denise
3. 710 views
after how many complete rotations will a bicycle wheel with a diameter of 65cm cover a distance of 2km
1. 1 answer
2. asked by lerato
3. 567 views
What sources inspired the Renaissance thinkers?A: Renaissance thinkers were inspired by a new vision of the world and the value
1. 2 answers
2. asked by Victoria
3. 2,172 views
How to calculate item weight of an item
1. 1 answer
2. asked by Lisa
3. 1,262 views
Which of the following is not a good approach to teaching health, nutrition, and safety for preschoolchildren? A. Explain that
1. 3 answers
2. asked by Daniela
3. 1,067 views
Write an equation describing the velocity at any time for an object given an initial velocity of Vo in the positive direction
1. 1 answer
2. asked by Ulash
3. 524 views
While riding in a hot air balloon, which is steadily descending at a speed of 1.39 m/s, you accidentally drop your cell phone.(a
1. 2 answers
2. asked by Dann
3. 2,198 views
Lim of [1/(3+x)]-(1/3)/x as x approaches 0 is?
1. 1 answer
2. asked by Tracy
3. 450 views
An angle with a measure of 89.9 degrees... Would it be a right or an acute angle?
1. 7 answers
2. asked by Anonymous
3. 3,154 views
If the edge length of an NaH unit cell is 488pm, what is the length (in picometers) of an Na−H bond? Na−H has face-centered
1. 2 answers
2. asked by Joe
3. 1,482 views
An element crystallizes in a body-centered cubic lattice. The edge of the unit cell is 3.13Å , and the density of the crystal
1. 1 answer
2. asked by Joe
3. 812 views
A car starts from rest and accelerates at a rate of 1 m/s^2 until it reaches a velocity of 7 m/s. It then travels at a constant
1. 1 answer
2. asked by Ulash
3. 691 views
I really need help with this one question on my math pretests and I have no idea what to do!The question is: Mandy begins
1. 1 answer
2. asked by ANNA
3. 558 views
While riding in a hot air balloon, which is steadily descending at a speed of 1.39 m/s, you accidentally drop your cell phone.(a
1. 0 answers
2. asked by Anonymous
3. 1,078 views
Explain how the qualities of a "Renaissance man" reflected the political and social values of the Renaissance.A: ?
1. 7 answers
2. asked by Victoria
3. 2,006 views
12 cards are drawn with replacement from an ordinary deck of 52 cards. What is the probability that 4 queens of hearts, 4 aces
1. 1 answer
2. asked by Kevin
3. 540 views
A crane is used to lift air conditioning units to the top of a 5-story building. Each story is 3.5 m high. The crane accelerates
1. 0 answers
2. asked by Anonymous
3. 618 views
For the decompostion of gaseous dinitrogen pentaoxide, 2N2O5(g)--->4NO2(g) +O2(g) . The rate constant is k=2.8 x 10^-3 at 60
1. 1 answer
2. asked by sabrina
3. 1,481 views
By what factor does the fraction of collisions with energy equal to or greater than activation energy at 100 kJ/mol. change if
1. 1 answer
2. asked by LENNON
3. 1,022 views
how many liters of ethanol contain 1.5 kg of ethonal?
1. 1 answer
2. asked by Val
3. 1,904 views
An airplane with a speed of 85.4 m/s is climbing upward at an angle of 37.6 ° with respect to the horizontal. When the plane's
1. 0 answers
2. asked by sarah
3. 530 views
Liquid nitrogen freezes at -346 degrees F and boils -321 F. Janice gradually heats frozen nitrogen 1 1/2 degrees several times
1. 2 answers
2. asked by Kyra
3. 609 views
Explain how the Quran influenced the government in Islamic civilization.A: ?
1. 5 answers
2. asked by Victoria
3. 949 views
How many gallons of water are needed to raise the level of a swimming pool 75' x 42' four inches above its present level?( 1
1. 1 answer
2. asked by vincent
3. 669 views
If 4% of motorists on the Turnpike leave at a certain exit and 5% of these go to one particular motel for lodging,out of every
1. 2 answers
2. asked by vincent
3. 562 views
a) You use 100 ml ethylchloride (density 0.92 g/ml) to extract 25 ml ethylene bromohydrin (density 2.41 g/ml) mixed with 100 ml.
1. 0 answers
2. asked by Anonymous
3. 544 views
A square conducting slab with 7 m sides carries a net charge of 89 mu or micro CC.what is the electric field?
1. 1 answer
2. asked by jasmine
3. 1,482 views
An airport tram carries passengers between two terminal buildings 500 m apart. The tram starts from rest and accelerations at
1. 1 answer
2. asked by Josh
3. 521 views
On a dare, you decide to try bungee jumping. You fall freely you are moving at 15 m/s downward. At that point the cord begins to
1. 0 answers
2. asked by Anonymous
3. 486 views
An industrial die machine is used to stamp out holes in pieces of sheet aluminum. the die strikes the surface of the street of
1. 0 answers
2. asked by Kimberly
3. 513 views
We are given an input current Iin=100μA and a linear resistive load represented by the resistor RL . Our resistive load is not
1. 0 answers
2. asked by Amit
3. 1,009 views
Of the following, which is the best strategy families can use to support language development at home?A. Make a set of
1. 5 answers
2. asked by Daniela
3. 860 views
At a point P, the electric field is 78 N/C at 51° counter-clockwise from the positive x axis. A particle of mass 4.7 kg and
1. 0 answers
2. asked by Anonymous
3. 604 views
Students were divided into eight teams with nine on each team. Later, the same students were divided into teams with six on each
1. 2 answers
2. asked by Kali G
3. 1,350 views
suppose the interest rate is 8% APR with monthly compounding. what is the present value of the annuity that pays $100 for every
1. 0 answers
2. asked by Myra
3. 570 views
In each situation s below , it seems that a new substance may have been produced. Explain why each situation represents a
1. 3 answers
2. asked by Sally
3. 5,191 views
What is 100mL of water + 45.00g of ice?
1. 2 answers
2. asked by TommyJoe
3. 467 views
Complete the pattern 82,71,60,?,?
1. 4 answers
2. asked by miranda
3. 453 views
The Tevatron accelerator at the Fermi National Accelerator Laboratory (Fermilab) outsideChicago boosts protons to 1TeV (1000GeV)
1. 0 answers
2. asked by Derick
3. 419 views
Ok so I need to write a equation for this jasmine paid $25 for 2 binders and 1 pack of pens. The pens cost $5. What equation
1. 6 answers
2. asked by Cathy
3. 587 views

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