All Questions

A negative demand shock, holding everything else constant:.

A negative demand shock, holding everything else constant:. a. moves the economy downward along the AD curve. b. moves the economy upward along the AD curve. c. shifts AD to the left and results in lo...

A nearsighted woman has a far point of 314 cm. What kind of lens, converging or diverging, should be prescribe?

A nearsighted woman has a far point of 314 cm. What kind of lens, converging or diverging, should be prescribed for her to see distant objects more clearly? What power should the lens have? D

A naturally occurring force related to two bodies in motion is _______ force.A. frictionalB. centripetalC. centrifugalD. gravitational?

A moving body must undergo a change in?

a) velocity. b) distance. c) position. d) direction. 10 points to correct answer!

A motorcycle daredevil is attempting to jump across as many buses as possible (see the drawing). The takeoff r?

A motorcycle daredevil is attempting to jump across as many buses as possible. The takeoff ramp makes an angle θ = 19.0° above the horizontal, and the landing ramp is identical to the takeoff ramp. Th...

A mother pushes a baby stroller 10 meters by applying 40 newtons of force. How much work was done?

I would appreciate it!

A mole of red photon of wavelength 725nm has how much KJ?

A mole of red photon of wavelength 725nm has how much KJ?What I did so far...725nm/ 10^9nm = 7. 25 X 10^ -7mE= hc/ wavelength= 1.99 X 10^-25/ 7.25 X 10^-7m = 2.75 X 10^ -19 JThe answer states that it...

A mass on a string of unknown length oscillates as a pendulum with period of 4.77 s.?

What is the period if the string length is doubled? What is the period if the string length is halved? What is the period if the amplitude is doubled?

A manufacturer of microwaves has discovered that female shoppers have little value for microwaves and attribute almost no extra value

A manufacturer of microwaves has discovered that female shoppers have little value for microwaves and attribute almost no extra value to an auto-defrost feature. Male shoppers generally value microwav...

A man wants to go home, but ….?

Riddle- A man wants to go home, but is afraid to go home because of a man in a mask, and something that he has. WHERE DOES HE LIVE? (hint- you’ve seen his house, and probably have been there.)

A man stands on his balcony, 140 feet above the ground.

A man stands on his balcony, 140 feet above the ground. He looks at the ground, with his sight line forming an angle of 75 degrees with the building, and sees a bus stop. The function d=140 sec theta...

A man gave one son 10 cents and another son was given 15 cents. What time is it?

First correct ain't necessarily be best answer, rather the best explained one. Hint : think riddle.....

A low-pass filter consists of a 114μF capacitor in series with a 155Ω resistor. The circuit is driven by an AC?

A low-pass filter consists of a 114μF capacitor in series with a 155Ω resistor. The circuit is driven by an ACPart AWhat is the crossover frequency fc? fc =Part BWhat is Vc when f=1/2 fc?Part C What i...

A lockbox plan is most beneficial to firms that a. receive payments in the form of currency, such as fast food restaurants, rather

A lockbox plan is most beneficial to firms that a. receive payments in the form of currency, such as fast food restaurants, rather than in the form of checks. b. have widely dispersed manufacturing fa...

A little Spanish help?

Just started Spanish I this week and got a little homework packet and I’m stuck on this one problem only. Can anyone help me out?Fill in the blank with the correct conjugation of the verb in parenthes...

A lithium atom moving at 2.6×105 m/s

I am trying to find the wavelength for a lithium atom moving at 2.6×10^5 m/s.I know that the equation should basically be (wavelength = Planck’s Constant / mass X velocity. I keep getting 3.67 x 10^-3...

A line of reasoning that presents the opposite side of the author’s argument is called a

A line of reasoning that presents the opposite side of the author's argument is called a

A limit line marks a crosswalk and the beginning of an intersection????????

A limit line marks a crosswalk and the beginning of an intersection???????? is this true

A light rod 1.00 m in length rotates about an axis perpendicular to its length & passing through its center?

I don't even know where to begin on this one! A light rod 1.00 m in length rotates about an axis perpendicular to its length and passing through its center as in the figure below. Two particles of mas...

a level treeless plain in arctic areas are called what?

A lender estimates the closing costs on a home loan of $90,000 as listed below.Closing CostChargeLoan origination$180Title insurance$365Attorney’s

A lender estimates the closing costs on a home loan of $90,000 as listed below.

A laser pulse with wavelength 505nm contains 4.85mJ of energy.?

How many photons are in the laser pulse?

A jet of water squirts out horizontally from a hole near the bottom of the tank shown in the figure below. If?

A jet of water squirts out horizontally from a hole near the bottom of the tank shown in the figure below. If the hole has a diameter of 3.20 mm, what is the height h of the water level in the tank?ht...

A house painter uses the chair and pulley arrangement of the figure to lift himself up the side of a house.

A house painter uses the chair and pulley arrangement of the figure to lift himself up the side of a house. The painter’s mass is 70 kg and the chair’s mass is 10 kg. With what force must he pull down...

A hot air balloon is descending at a rate of 2.0 m/s when a passenger drops a camera…?

A hot air balloon is descending at a rate of 2.0 m/s when a passenger drops a camera.(a) If the camera is 35 m above the ground when it is dropped, how long does it take for the camera to reach the gr...

A horizontal rope is tied to a 54.0 box on frictionless ice. What is the tension in the rope if:?

a)the box is at rest?b)the box moves at steady Vsubx=5.00 m/sc)The box vsubx = 5.00 and asubx = 4.20 ?

A horizontal cylinder equipped with a frictionless piston contains 785 cm3 of steam at 420.0 K and 125 kPa. A total of 106.2 J of

A horizontal cylinder equipped with a frictionless piston contains 785 cm3 of steam at 420.0 K and 125 kPa. A total of 106.2 J of heat is transferred to the steam, causing the steam temperature to ris...

A hollow, spherical shell with mass 2.00 kg rolls without slipping down a 38.0o slope.?

A hollow, spherical shell with mass 2.00 kg rolls without slipping down a 38.0o slope. a) Find the acceleration, the friction force, andthe minimum coefficient of friction needed to prevent slipping....

A heterogeneous mixture always contains

A heterogeneous mixture always contains

A heat pump is used to keep a house warm at 22 degrees?

a.) How much work is required of the pump to deliver 2500J of heat into the house if the outdoor temperature is 0 degrees. Assume an ideal (Carnot) coefficient of performance COP= T_H/(T_H-T_L). b.) H...

A heat engine does 15 J of work per cycle while exhausting 35 J of waste heat.?

A heat engine does 15 J of work per cycle while exhausting 35 J of waste heat.What is the engine's thermal efficiency?(answer in %)

A hand exerciser utilizes a coiled spring?

A force of 89.0 N is required to compress the spring by 0.0191 m. Determine the force needed to compress the spring by 0.0508 m.

A hacker knows personal information about my little brother.. what can I do?

On an online game called Roblox, my little brothers play it. This morning a user that they’ve never chatted with or know messaged one of them saying my brothers full name, where we live, the name of o...

A guy named Joe, who is 1.6 meters tall, enters a room in which someone has placed a large convex mirror with?

A guy named Joe, who is 1.6 meters tall, enters a room in which someone has placed a large convex mirror with radius of curvature R equal to 30 meters. The mirror has been cut in half, so that the axi...

A gun fires a bullet vertically into a 1.40-kg block of wood at rest on a thin horizontal sheet.?

If the bullet has a mass of 27.8 g and a speed of 230 m/s , how high will the block rise into the air after the bullet becomes embedded in it?PLEASE HELP! i used the equation for conservation of momen...

A group of college students is volunteering for Help the Homeless during their spring break. They are putting?

A group of college students is volunteering for Help the Homeless during their spring break. They are putting the finishing touches on a house they built. Working alone, Nita can paint a certain room...

A gray kangaroo can bound across a flat stretch of ground with each jump carrying it 8.0m…?

A gray kangaroo can bound across a flat stretch of ground with each jump carrying it 8.0m from the takeoff point. If the kangaroo leaves the ground at a 19 degree angle, what is its takeoff speed ?

A graduated cylinder is used to measure_____.?

A graduated cylinder is used to measure_____. A) Density B) VolumeC) WeightD) Mass

A good tumblr title, please?

Mine used to be “Smile like you mean it, and let yourself go.” But.. I changed my theme and the title is too long now. So some suggestions would be nice! Thanks! ♥

A good quarterback can throw a football at 27m/s;m/s (about 60mph;mph ).?

A good quarterback can throw a football at 27m/s;m/s (about 60mph;mph ). Part A If we assume that the ball is caught at the same height from which it is thrown, and if we ignore air resistance, what i...

A good birthday wish in Farsi?

my friends bday is tomorrow and I would like to write her a bday greeting in Farsi (shes Persian) Can you suggest a happy birthday wish is Farsi?

A glucose molecule is to starch as _____?

A glucose molecule is to starch as _____?Which of the following:A steroid is to a lipid A nucleic acid is to a polypeptideA nucleotide is to nucleic acidAn amino acid is to a nucleic acid

A gas with an initial temperature of 950 C undergoes the process shown in the figure .?

A gas with an initial temperature of 950 C undergoes the process shown in the figure .What is the final temperature?(answer in k)How many moles of gas are there?http://session.masteringphysics.com/pro...

A gas sample is heated from -20 degrees C to 57.0 degrees C and the volume is increased from 2.00 L to 4.50 L.?

If the initial pressure is 0.110 atm, what is the final pressure?

A gas mixture contains each of the following gases at the indicated partial pressures: N2, 315 torr; O2, 134 torr; and He, 219 torr?

What is the total pressure of the mixture? What mass of each gas is present in a 2.15 L sample of this mixture at 25.0 C?

A gas is at 20°C. To what temperature must it be raised to triple the rms speed of its molecules?

Can someone help me, I don’t understand this exercise. Its give another answer. Something like 6.6443×10^-27, too low. But the real answer is 2364oC

A friend told me I’m in a video on facebook at www.tagvidz.com How do I find it?

Friend notified me on fb I was in a video where do I see it at?

A french noble wrote this on the cause of the French Revolution?

” THe most striking of the country’s troubles was the chaos in its finances, the result of years of extravagance…No one could think of any remedy except to search for fresh funds.”1. What dis the nobl...

A freezer has a coefficient of performance of 6.30. The freezer is advertised as using 466 kW-h/yr?

Note: One kilowatt-hour (kWh) is an amount of energy equal to running a 1-kW appliance for one hour. (a) On average, how much energy does it use in a single day? Answer in J (b) On average, how much e...

A four-digit integer, WXYZ, in which W,X,Y and Z each represent a different digit, is formed according to the?

following rules X=W+Y+Z2.W=Y+13.Z=W-5