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Questions (151)

Convert the rectangle coordinates to polar coordinates where r > 0and 0 ≤ 𝞱 ≤ 2𝛑 (3sqrt3/2,3/2) Can I have it
1. 1 answer
2. 460 views
The shape of a patio is trapezoidal with a height of 9 ft and bases of 14 ft and 8 ft. What is the cost 24) of outdoor carpeting
1. 2 answers
2. 1,902 views
Briefly explain how the evolution of the pectoral girdle from the aquatic to the terrestrial environment gave rise to muscle
1. 0 answers
2. 373 views
1.Briefly explain the evolution of limb orientation and the effects of limb posture on support and locomotion.2.The transition
1. 0 answers
2. 896 views
compund x is known to absorb at 510nm. If you dilute a solution containing x by 1/4, by how much does the absorbance increase or
1. 1 answer
2. 416 views
i need help im stuck on this question please help me heres the input 25 and the output is 15
1. 0 answers
2. 472 views
3. Consider selecting a starting line up for an intermural 6-on-6 indoor soccer team where you are required tohave 4 students
1. 1 answer
2. 462 views
What is wrong with the following statements?a) For a large n, the distribution of observed values will be approximately Normal
1. 1 answer
2. 3,405 views
Amazing fact regarding African American in Randolph County
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2. 349 views
Amazing fact regarding African American in Randolph County
1. 2 answers
2. 356 views
Here is a simple way to create a random variable X that has mean μ and stan-dard deviation σ: X takes only the two values
1. 0 answers
2. 624 views
It would be quite risky for you to insure the life of a 25-year-old friend . There is a high probability that your friend would
1. 0 answers
2. 676 views
Recall the Prisoners problem from class. We have three prisoners (A, B, and C) on death row. The Governorwill pardon one of the
1. 1 answer
2. 1,053 views
Suppose that youflip a fair coin (P(H)=P(T)=1 2 ) three times and you record if it landed on heads, H, or tails, T. (a) What is
1. 2 answers
2. 603 views
Twitter: Suppose that the population proportion of Internet users whosay they use Twitter or a similar service to post updates
1. 0 answers
2. 976 views
what is burgess shale? what is the significance of this discovery to evolutionary biology
1. 1 answer
2. 1,009 views
Each of the following statements contain a blunder. Explain in each case what is wrong.a) There is a high correlation between
1. 1 answer
2. 3,509 views
Investment reports often include correlations. Following a table of correlations among mutual funds , a reports add," Two funds
1. 1 answer
2. 1,705 views
Use the definition of the mean to show the sum of the deviation of the observations from their mean is always zero. This is one
1. 2 answers
2. 804 views
In computing the median income of any group, some federal agencies omit all members of the group who had no income. Give an
1. 0 answers
2. 540 views
a report on the assets of american households says that the median net worth of the U.S. families is $120,300. The mean worth of
1. 1 answer
2. 917 views
a data set lists apartments available for students to rent. Information provided includes the monthly rent, whether or not cable
1. 2 answers
2. 1,331 views
For the equilibrium reaction:CO(g)+H2O(g)<=>CO2(g)+H2(g) the Keq value at 690°C is 10.0. A mixture of 0.300 mol of CO, 0.300
1. 1 answer
2. 2,766 views
How did tree productivity change over time in each of the forest stands, and how was productivity altered by N additions?
1. 1 answer
2. 425 views
A solution initially contains 0.350 mol/L of A and 0.750 mol/L of B. A reaction occurs according to the equation2 A(aq)+B(aq)<=>
1. 2 answers
2. 1,059 views
Can any one tell me any five legal issues in the movie "Catch me if you can"
1. 0 answers
2. 351 views
how to draw newman projection for different structure
1. 2 answers
2. 430 views
How to write an outline for scientific method experiment
1. 0 answers
2. 465 views
Use division of power series to find the first three terms of the Maclaurinseries for y = sec x.
1. 2 answers
2. 1,138 views
wht are the rich getting richer and the rest of us not? Use domestication emergence and social stratification to explain
1. 2 answers
2. 494 views
Incest- why cannot we sleep with our brother?
1. 1 answer
2. 384 views
how same sex marriage define neo evolution theory.
1. 2 answers
2. 1,124 views
What do languages tell us about migration?Draw a map (s) showing the different language families
1. 0 answers
2. 469 views
hominids characteristics and adaptation
1. 2 answers
2. 414 views
Australopithecines –why the variety and who were they
1. 1 answer
2. 429 views
provide explanation for human variation around the globe why we look and act differently from one another and what factors
1. 2 answers
2. 404 views
provide explanation for human variation around the globe why we look and act differently from one another and what factors
1. 0 answers
2. 398 views
mechanism of natural selection( heritability, variation, differential reproductive success) how it works with behavioral
1. 3 answers
2. 599 views
I want to konw how harry potter support violence. I REALLY MEANT THIS ANSWER.
1. 1 answer
2. 818 views
i am looking for thirty questions related to communication that i can ask someone in a interview. Please help me in it. I made
1. 4 answers
2. 434 views
Why lighter skins people thought that they are superior to all others.?
1. 2 answers
2. 846 views
Does race effect the self esteem of children?
1. 3 answers
2. 466 views
Why it is ok for Girl to wear boys clothes but deviant behavior for boy to wear girl clothes
1. 6 answers
2. 603 views
What is the importance of Alice walker, "You cannot keep a good women down" story in between 1865 to present day.
1. 1 answer
2. 461 views
What is the density of air filled balloon and the mass of 6 inch balloon air filled
1. 0 answers
2. 393 views
What is the density of air filled balloon and the mass of 6 inch balloon air filled
1. 1 answer
2. 516 views
This is my lab project and i need help in how to start to solve this problem.Determine the buoyant force on a balloon(filled
1. 3 answers
2. 992 views
Who will hear the voice of a singer first-a person in the balcony 50 m away from the stage (Fig. 22-19), or a person 2000 km
1. 1 answer
2. 3,922 views
A-Asking the user to pick a number between 1 and 20 and having the computer pick a number between 1 and 20 and telling the user
1. 2 answers
2. 574 views
I have to find three errors and ther two logic and syntax error. HELP ME IN IT AND Below is code.Rem ===========BEGIN SAMPLE
1. 2 answers
2. 568 views
It is a lab question. For a standard stove top element, theoretically determine how long it will take to cool down toroom
1. 0 answers
2. 304 views
The electric field E_1 at one face of a parallelepiped is uniform over the entire face and is directed out of the face. At the
1. 2 answers
2. 2,236 views
In a capacitor, you have two plates, one is connected to a battery but other is not, how the other plate become charge ups.
1. 0 answers
2. 473 views
Liquid nitrogen is obtained by condensing gaseous nitrogen found in air and boils at 77.36 K. At the boiling point, the density
1. 0 answers
2. 1,258 views
Two point charges have a total charge of 525 µC. When placed 1.15 m apart, the force each exerts on the other is 25.7 N and is
1. 1 answer
2. 487 views
A 10 kg block slides up a hill to a height of 5.8 m. If 414 J of thermal energy are generated, how fast was the block going at
1. 1 answer
2. 678 views
A cube of ice is taken from the freezer at -7.5°C and placed in a 101 g aluminum calorimeter filled with 282 g of water at room
1. 1 answer
2. 936 views
What mass of steam at 100°C must be added to 1.00 kg of ice at 0°C to yield liquid water at 15°C?
1. 1 answer
2. 2,132 views
An ordinary glass is filled to the brim with 350.0 mL of water at 100°C. If the temperature decreased to 19°C, how much water
1. 1 answer
2. 1,290 views
A pendulum has a period of 0.75 s on Earth. What is its period on a planet where the acceleration of gravity is about 0.41 that
1. 1 answer
2. 472 views
does the mass of the object have a direct effect on the buoyant force or does the volume? Which of the two has no affect on the
1. 1 answer
2. 495 views
a 25 kg rod has a box hanging from it and is suspended from the ceiling by the string. The entire system isin equilibrium.
1. 3 answers
2. 573 views
A 12N force is applied to a 20kg door If a frictional torque is present what will be the angular acceleration of the door The
1. 3 answers
2. 566 views
A 175 kg horizontal beam is supported at each end. A 300 kg piano rests a third of the way from one end.What is the vertical
1. 1 answer
2. 741 views
A ball of mass 0.540 kg moving east (+x direction) with a speed of 3.30 m/s collides head-on with a 0.740 kg ball at rest. If
1. 3 answers
2. 1,255 views
Find the center of mass of the three mass system that m1 = 1.90 kg and m2 = 1.30 kg. Specify relative to the center of the left
1. 1 answer
2. 538 views
A block of ice of mass 4.10 kg is placed against a horizontal spring that has force constant k = 210 N/m and is compressed a
1. 5 answers
2. 6,467 views
Find the center of mass of the three mass system given that m1 1.90 kg and m2 1.30 kg Specify relative to the center of the left
1. 0 answers
2. 416 views
A bowling ball weighing 71.8 N is attached to the ceiling by a rope of length 3.83 m. The ball is pulled to one side and
1. 1 answer
2. 1,411 views
Two objects attract each other gravitationally with a force of 3.5 10-10 N when they are 0.33 m apart. Their total mass is 4.0
1. 1 answer
2. 1,075 views
A car at the Indianapolis-500 accelerates uniformly from the pit area, going from rest to 340 km/h in a semicircular arc with a
1. 0 answers
2. 716 views
Why gravitional force and centrietal force is same between earth and moon?
1. 1 answer
2. 372 views
Is that true the net force on the exit sign is 25N
1. 1 answer
2. 420 views
A car at the Indianapolis-500 accelerates uniformly from the pit area, going from rest to 340 km/h in a semicircular arc with a
1. 1 answer
2. 811 views
Determine the radial acceleration of the car at this time.If the curve were flat, what would the coefficient of static friction
1. 1 answer
2. 526 views
is that true a block on a flat surface. The normal force on the block and weight of the block make up a third law pair.
1. 1 answer
2. 567 views
is that true faster objects have a greater acceleration than slower objects?
1. 1 answer
2. 393 views
is the net force on venus is zero?
1. 1 answer
2. 394 views
is that true or false A rock is thrown straight up into the air At the peak its acceleration was zero
1. 2 answers
2. 799 views
What is the distance from the Earth's center to a point outside the Earth where the gravitational acceleration due to the Earth
1. 1 answer
2. 1,283 views
Two objects attract each other gravitationally with a force of 3.5 10-10 N when they are 0.33 m apart. Their total mass is 4.0
1. 1 answer
2. 467 views
The position of a 2.75 *10^5 N training helicopter under test is given byr = (0.020 m/s^3)(t^3)i + (2.2 m/s)(t)j - (0.060
1. 2 answers
2. 1,781 views
Two crates, of mass m1 = 60 kg and m2 = 130 kg, are in contact and at rest on a horizontal surface (Fig. 4-54). A 620 N force is
1. 2 answers
2. 896 views
Two crates, of mass m1 = 60 kg and m2 = 130 kg, are in contact and at rest on a horizontal surface (Fig. 4-54). A 620 N force is
1. 1 answer
2. 733 views
The coefficient of static friction between hard rubber and normal street pavement is about 0.68. On how steep a hill (maximum
1. 1 answer
2. 2,354 views
Two snowcats tow a housing unit to a new location at McMurdo Base, Antarctica, as shown in Figure 4-46. The sum of the forces A
1. 1 answer
2. 938 views
i need help in writing newton second law lab. we did three experiment, first we constant mass, then acceleration and then force.
1. 1 answer
2. 438 views
A rock is thrown from the roof of a building with a velocity v at an angle of alpha from the horizontal. The building has height
1. 0 answers
2. 549 views
At what projection angle will the range of a projectile equal to 3 times its maximum height?
1. 2 answers
2. 1,502 views
A boat can travel 2.60 m/s in still water.If the boat points its prow directly across a stream whose current is 1.10 m/s, what
1. 1 answer
2. 1,373 views
at what projection will the range of a projectile equal to 2 times its maximum height?
1. 2 answers
2. 464 views
An engineer of a passenger train traveling at 25.0 m/s sights a freight train whose caboose is 200m ahead on the same track. The
1. 1 answer
2. 1,262 views
Explain whether or not my results 9.876m/s^2 verify that g=9.8m/s^2
1. 1 answer
2. 311 views
how modern religion benefits from indigenous religion?
1. 1 answer
2. 842 views
A horse canters away from its trainer in a straight line, moving 140 m away in 16.0 s. It then turns abruptly and gallops
1. 1 answer
2. 884 views
A helicopter is ascending vertically with a speed of 5.50 m/s. At a height of 155 m above the Earth, a package is dropped from a
1. 0 answers
2. 624 views
A baseball is hit nearly straight up into the air with a speed of 24 m/s.(a) How high does it go? (b) How long is it in the air?
1. 0 answers
2. 1,164 views
A stone is dropped from the top of a cliff. It hits the ground below after 3.10 s. How high is the cliff?
1. 2 answers
2. 1,542 views
A horse canters away from its trainer in a straight line, moving 140 m away in 16.0 s. It then turns abruptly and gallops
1. 1 answer
2. 566 views
what assumption have you made in performing the free fall lab experiment and analyyzing the results?
1. 1 answer
2. 514 views

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