johnny

This page lists questions and answers that were posted by visitors named johnny.

Questions

The following questions were asked by visitors named johnny.

what is an important theme in the odyssey,Part 2?Describe the events that illustrate this theme? You need to go to www.sparknotes.com/lit, find Odyssey (in the O section, not the T's), read through the themes section, and decide. Let us know what you thin...

A 2000 kg car negotiates a curve of radius 40.0m on a level road. The static friction coefficient between the tires and the pavement is 0.7. Calculate the maximum force of static friction for the car and the maximum speed with which it will be able to neg...

Continue...previous question b)what normal force would the car experience on the top of a circular hill of radius 20.0m when it reaches the near horizontal section of the vertical curve with a speed of 12.0 m/s ? Draw app. free body diagram.

the hubble telescope has a mass of 1.5 x 10^4 kg and its orbiting the earth 596 km above the ground surface.the earths radius is 6.38 x 10^3km. CAlculate a)the force of gravitation on the telescope due to the earth's pull. given: G=6.67 x 10^-11Nm/kg and...

what weighs a thousand pounds on monday but weightless by friday??...please help

Halleys Comet. Rmin =8.9 x 10^10 m Period of orbit = 2.4 x 10^9 sec 1)What is value of K for Halley's comet? 2)Whats the average radius of Halleys comet orbit? 3)What is value of the aphelion(Rmax) for halley's comet.(Rmin is perihelion. Recall Rave= [{Rm...

what is the molecular structure around oxygen in water?

i don't understand this paragraph, can anyone explain it to me? If a large amount of energy is needed to remove an electron from an atom, the arrangement of electrons in that atom is considered to be especially stable. Thus, a high first ionization energy...

I have to make a game based on the periodic table Here are the standards we could put in the game: Students know how to relate the position of an element in the periodic table for it's atomic number and mass Students know how to use the periodic table to...

Your math teacher tells you that next week's test is worth 100 points and contains 38 problems. Each problem is worth either 5 points or 2 points. Because you are studying systems of linear equations, your teacher says that for extra credit you can figure...

Suppose you are starting an office-cleaning service. You have spent $315. To clean an office, you use $4 worth of supplies. You charge $25 per office. How many offices must you clean to break even? I don't understand this. I just made an equation, 4x + 25...

I have to do a powerpoint project about "Reducing Waste". Although Im stumped on how to organize it. So can someone think of an outline for me.

If you are given a 2.0 M solution of sucrose, describe in detail how you would make the following solutions (include specific glassware): a. 500 ml of 1.2M sucrose b. 300 ml of 0.55M sucrose

A .288 g sample of an unknown monoprotic organic acid is dissolved in water and titrated with a .115 M sodium hydroxide solution. After the addition of 17.54 mL of base, a pH of 4.92 is recorded. The equivalence point is reached when a total of 33.83 mL o...

What similarities and differences do you see between functions and linear equations, Are all linear equations functions? Is there an instance when a linear equation is not a function? Create an equation of a nonlinear function and provide two inputs to ev...

What is the difference between domain and range? Describe a real life situation that could be modeled by a function.

whose philosophies do you think most advanced Western religious thought.

okay I need to find the slope for 8x=7y+63

3-1/2y=8x what is the slope and y-intercept

The Sun and Earth each exert a gravitational force on the Moon. What is the ratio FSun/FEarth of these two forces? (The average Sun-Moon distance is equal to the Sun-Earth distance.)

A mass M is split into two parts, m and M - m, which are then separated by a certain distance. What ratio m/M maximizes the magnitude of the gravitational force between the parts?

At what altitude above Earth's surface would the gravitational acceleration be 3.0 m/s2?

The people move toward the door at speed vs = 3.7 m/s, are each d = 0.20 m in depth, and are separated by L = 1.75 m. The arrangement in the figure occuurs at time t = 0. (a) At what average rate the layer of people at the door increase? m/s (b) At what t...

An electron has a constant acceleration of 2.0 m/s2. At a certain instant its velocity is 10.9 m/s. (a) What was its velocity 2.5 s earlier? m/s (b) What is its velocity 2.5 s later? m/s

In an electric shaver, the blade moves back and forth over a distance of 2.0 mm. The motion is simple harmonic, with frequency 118 Hz. (a) Find the amplitude. mm (b) Find the maximum blade speed. m/s (c) Find the magnitude of the maximum blade acceleratio...

An object is hung from a spring balance attached to the ceiling of an elevator cab. The balance reads 60 N when the elevator is standing still. (a) What is the reading when the elevator is moving upward with a constant speed of 9.6 m/s? N (b) What is the...

A 38 kg girl and an 8.4 kg sled are on the frictionless ice of a frozen lake, 16 m apart bu connected by a rope of negligible mass. The girl exerts a horozontal 4.7 force on the rope. (a) What is the acceleration of the girl? m/s2 (b) What is the accelera...

A 72 kg man drops to a concrete patio from a window only 0.60 m above the patio. He neglects to bend his knees on landing, taking 2.0 cm to stop. (a) What is his average acceleration from when his feet first touch the patio to when he stops? m/s2 (b) What...

A firefighter with a weight of 722 N slides down a vertical pole with an acceleration of 3.11 m/s2, directed downward. (a) What are the magnitude and direction of the vertical force (use up as the positive direction) exerted by the pole on the firefighter...

Time standards are now based on atomic clocks. A promising second standard is based on pulsars, which are rotating neutron stars (highly compact stars consisting only of neutrons). Some rotate at a rate that is highly stable, sending out a radio beacon th...

A 1175 kg car carrying four 82 kg people travels over a rough "washboard" dirt road with corrugations 4.0 m apart which causes the car to bounce on its spring suspension. The car bounces with maximum amplitude when its speed is 24 km/h. The car now stops,...

In the figure below, a damped simple harmonic oscillator has mass m = 220 g, k = 95 N/m, and b = 70 g/s. Assume all other components have negligible mass. What is the ratio of the amplitude of the damped oscillations to the initial amplitude at the end of...

Three vectors are given by = 4.5 + 2.5 - 2.0, = -1.0 - 4.0 + 5.0, and = 2.0 + 2.0 + 1.0. Find the following. (a) a · (b*c ) (b) a· (b+c) (c) a x( a+b)

The mass of the block is 1.8 107 kg, the dip angle è of the bedding plane is 26°, and the coeffient of static friction between block and plane is 0.63. (a) Show that the block will not slide. (b) Water seeps into the joint and expands upon freezing, exert...

The floor of a railroad flatcar is loaded with loose crates having a coefficient of static friction of 0.20 with the floor. If the train is initially moving at a speed of 47 km/h, in how short a distance can the train be stopped at constant acceleration w...

a slide loving pig slides down a certain 44° slide in twice the time it would take to slide down a frictionless 44° slide. What is the coefficient of kinetic friction between the pig and the slide?

In downhill speed skiing a skier is retarded by both the air drag force on the body and the kinetic frictional force on the skis. Suppose the slope angle is è = 37.5°, the snow is dry snow with a coefficient of kinetic friction ìk = 0.0400, the mass of th...

A house is built on the top of a hill with a nearby slope at angle 45° slope (Figure 6-55). An engineering study indicates that the slope angle should be reduced because the top layers of soil along the slope might slip past the lower layers. If the stati...

A projectile is fired horizontally from a gun that is 97.0 m above flat ground, emerging from the gun with a speed of 250 m/s. (a) How long does the projectile remain in the air? s (b) At what horizontal distance from the firing point does it strike the g...

A meter stick balances horizontally on a knife-edge at the 50.0 cm mark. With two 5.00 g coins stacked over the 12.0 cm mark, the stick is found to balance at the 43.0 cm mark. What is the mass of the meter stick?

The company borrowed 85,000 from eastern Bank and the questions are a. List thename of the accountsthat are impacted by the transaction. b. For each account, indicate whether the transaction increased or decreased the account. c. For each account, indicat...

solve for x 12(x+4)=7x-3

how do you figure out square roots of decimal numbers?

i would like some tips on how to right a level 4 story about an irshman and a cat?

Three students are planning to rent an apartment for a year and share equally in the cost. By adding a fourth person, each person could save $75 a month. How much is the monthly rent?

sqrt(x) - sqrt (x-5) = 1 hellpp solve for x pleasee

how do i write the inquality x is between -1 and 2.

The product of 8 and twice a number is 3. What would that translate to if you were to write it out as an equation?

I'm looking at some problems and I see something like this | -2 | what do those 2 lines on the outside mean?

Why is it so hard to make the thing that you want the thing that you need

[0, 2pie] 2cosxcscx-4cosx-cscx+2=0 What are these solutions?

The acceleration of a bus is given by a_x(t)=At, where A= 1.21 is a constant. A)if the bus's velocity at time t_1= 1.14s is 5.03m/s, what is its velocity at time t_2= 2.04 ? B)if the bus's velocity at time t_1= 1.14s is 6.02m/s, what is its velocity at ti...

A rocket, initially at rest on the ground, accelerates straight upward from rest with constant acceleration 58.8m/s^2 . The acceleration period lasts for time 8.00s until the fuel is exhausted. After that, the rocket is in free fall. Find the maximum heig...

howdy, just cant seem to get this question, can anyone express this question in words i can get?! thanks A sound wave of wavelength 0.8 m divides into two equal parts that recombine to interfere constructively, with the original difference between their p...

On your first day at work for an appliance manufacturer, you are told to figure out what to do to the period of rotation during a washer spin cycle to triple the centripetal acceleration. You impress your boss by answering immediately. Express in terms of...

Submit pseudocode and a flowchart for the following programming exercise: Fat Gram Calculator Design a program that asks for the number of fat grams and calories in a food item. Validate the input as follows: - Make sure the number of fat grams and calori...

What explains why matter expands when heated and contracts when cooled?

mark syllables, separate feet with short vertical lines, and indicate the rhyme scheme

Rachel cannot remember how much money she had when she came to school this morning. She used half of the money for lunch and then spent half of what was left to buy paper. If she now has #1.35, how much money did Rachel begin with?

The number 1 is a perfect square and a perfict cube. What is the next smallest whole number which is a perfect square and a perfect cube?

The number of Sophomores who eat lunch in the caeteria is about three-fouths the number of Freshmen. If there are 60 more Freshemen than Sophomores, how may Sophomores eat lunch in the caafeteria?

Rewrite the division as a multiplier 14/-72

rewrite the division as a multiplication 14/-72

How attending a christian college help you achieve your goal to become pharmacist.

The sum of two integers is -4. Their difference is 12. Name the integers.

The number 1 is a perfect square (1X1=1) and a perfect cube (1X1X1=1). What is the next smallest whole number which is both a perfect square and a perfect cube?

Place any of the four operations signs (addition, subtraction, multiplication, or division)in the boxes to make the following sentence true. 1___2___3___4=6

find the speed and period of a satellite that would orbit Mars 203 km above its surface.

How high does a rocket have to go above Earth's surface until its weight is one fourth what it would be on Earth?

The sodium and hydroxide atoms separate into ions and the positive sodium ions are attracted to the oxygen atoms and the hydroxides are attracted to positive charged part of water, the hydrogen making another molecule.

if you kick a football at a 30 degree angle, how many seconds is it in the air, and how high does it go

PLEASE SHOW ALL WORK A 15.0-kg cart is moving with a velocity of 7.10 m/s down a level hallway. A constant force of -5.0 N acts on the cart and its velocity becomes 3.00 m/s. (a) What is the change in kinetic energy of the cart? (b) How much work was done...

suppose each side of a square in the grid is 4 cenimeters and represents 1 meter at a the actual dig site.what the scale factor of the grid map

what is (considering wear expression ) mean?

A horizontal spring with k=35N/m is compressed .085m and used to launch a .075kg marble. find the marble's launch speed. Repeat for a vertical launch.

A small company is pricing out computer systems. A basic system costs $5,718. A larger system, which will allow for growth, costs $38,249. About how much more will the larger system cost?

Risa ( 2/3 Hours ) Kerri ( 1 1/2 Hours) Risa finished her workout just as kerri started hers. How long did it take from the time Risa started until Kerri finished?

A 0.006 00-kg bullet traveling horizontally with a speed of 1.00 x 10^3 m/s enters an 20.1-kg door, imbedding itself 10.9 cm from the side opposite the hinges as in the figure below. The 1.00-m wide door is free to swing on its frictionless hinges. At wha...

16. Which article would be the most appropriate source to include in a bibliography for a research paper on stem cells? A. Carroll, Jill and VandeHei, Jim. "Mouse Cells in Stem Lines May Limit Use." Wall Street Journal 24 Aug. 2001: A3. B. Lemonick, Micha...

what was the role of violence in the Mexican Revolution ?

What was World War 1 impact and aftermath in the Carribbean ?

Answers

The following answers were posted by visitors named johnny.

write the unit rate as a fraction $15 per square root

Am I supposed to split the 2.0 M solution in a way that I can make both a and b?

Nevermind, I know how to do it...I forgot that you have to dilute certain concentrations of solutions to get what you want, and it was basically just asking for that. Thanks for the help.

what are some household items that include hologens

Yeah asking for Ka was the second part of the question, but it wasn't one of the review questions

riddle: Trabajo en un collegio pero no soy professor, visito a los ninos el la casa quien soy?

b) k =mw^2, k = 1400 * 18.84^2, k = 496924/4 = 124231 N/M

nope, we need to find w then find v= w*xm = 741.416*0.001= .741416 then a= w^2*xm = 549.697

In 1956, Frank Lloyd Wright proposed the construction of a mile-high building in Chicago. Suppose the building had been constructed. Ignoring Earth's rotation, find the change in your weight if you were to ride an elevator from the street level, where you...

A meter stick balances horizontally on a knife-edge at the 50.0 cm mark. With two 5.00 g coins stacked over the 12.0 cm mark, the stick is found to balance at the 43.0 cm mark. What is the mass of the meter stick?

they could'nt share trunks?

Tums is a anticacid so they would get rid of the gassy feeling. Rolaids also

all I need is someone to explain how to go about the queations

how do you write x is greater than or equal to 5

How do I solve the below,as it relates to JAVA programming? What is 9.9 + (11 % 8)?

The problem is: Write an algorithm, in English, to solve the following problem. Be sure to include pre- and post-conditions!

of the foll. lines: That time of year thou mayst in me behold When yellow leaves, or none, or few, do hang Upon those boughs which shake against the cold, Bare ruined choirs where late the sweet birds sang.

idk i don't understand

sorry i forgot to put the question (a) Find the speed v2 of the gas in the larger original pipe. (b) Find the volume flow rate Q of the gas.

thanks for the test answers

TLC is used for thin layer chromatography, not for determining purity.

Can you go through and show all work to the finish?

What are the advantage of attending christian school preety much... needs to be 1 paragraph

the control is what you are matching the blank to. (i.e.) is the blank going to match what the control object is speced out to. if a board is 4 inchs long, that is the control piece. you put other boards up beside to make sure each board is four (4) inche...

work = force x distance

sound propagation is directly proportional to the medium it travels. factors contribute to propagation are altitude, humidity,& temperature of the gas, like air. speed of sound is determined by air itself not on amplitude, frequency, or wavelenght.Formula...

yes it is indeed correct that the philosophical procreations of my inner mind are very well deformed and plagued with torment. I could only wish so upon those who I feel pitty for in return for their mere being of a waste, a profanity of a human pupile.

expanded algorithm

hey ur website is very confusing

im not sure steve should be able to give you the answer im stumped on this one to ray

a 13 foot ladder is leaning against a vertical wall. when jack begins pulling the foot of the ladder away from the wall at a rate of 0.4 ft/s. how fast is the top of the ladder sliding down the wall when the foot of the ladder is 5 ft from the wall?

a. the GDP will increased because better labor is accessible , gender bias removed. b.well being rises with GDP, think of bettr life they would be having and also. the jobs of some household duties they have created for other women. c. raising a familly a...

is there any other way to find the maximum profit

its ok, i just didn't know how to verify if there was a horizontal asymptote and I didn't know that x=-1 is hole, thank you for the help!

thank you for your help Damon

Find the fifth term and the nth term of the geometric sequence whose initial term, a, and common ratio, r, are given. a =^3 ; r =^3

A spiral spring of nature 20cm,has a scale pan hanging freely in its lower end. When an object of mass 40g is placed in the pan,its length becomes 21.8cm.when another object of mass 60g is placed in the pan,the length becomes 22.05cm. Calculate the mass o...

i dont know the answer this is why i am here to learn the method from this website thank you.

no I need more help than that

you grab one and squeez

what is the answer

is it actually bbcbb?

solution checks out but they made a typo in line 4 it should be 8.4 not 8.4^2

Thanks may you are the best

20b -16 = 4 x 5b - 4 x 4 = 4(5b-4) I checked mine, this is correct

pls, give all answers.

jake won vs tyron

that kid talking trash but on here 2

so we all in miss Kimberly's class

I ment 7/8 − 3k < − 1/;2 k = 1/4

The cost of 5 hats and 1 scarf is $47. The cost of 2 hats and 2 scarves is $40. How much does one hat cost?

lost is correctt 100%%%%%%