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Questions Asked on December 4, 2009

A 6.0 kg object undergoes an acceleration of 2.0 m/s2.a. What is the magnitude of the net force acting on the object?b. If this
1. 1 answer
2. asked by Melissa
3. 7,255 views
2. Mrs. young has her 18 students seated in a circle. They are evenlyspaced and numbered in order. which student is directly
1. 4 answers
2. asked by afo
3. 3,993 views
A U-shaped tube is filled mostly with water, but some vegetable oil has been added to both sides of the U tube. On the right
1. 2 answers
2. asked by Jim
3. 3,443 views
What is the net upward force on an airplane wing of area 20.1 m2 if the speed of air flow is 302 m/s across the top of the wing
1. 2 answers
2. asked by Anonymous
3. 3,325 views
A sensitive gravimeter at a mountain observatory finds that the free-fall acceleration is 7.00×10^-3 m/s^2 less than that at
1. 6 answers
2. asked by peggy
3. 3,238 views
A 1.80-cm-thick wood floor covers a 4.0 m times 5.5 m room. The subfloor on which the flooring sits is at a temperature of
1. 2 answers
2. asked by Ana
3. 3,140 views
at 25.0m below the surface of the sea (density=1.025kg/m^3), where the temperature is 5.00C, a diver exhales an air bubble
1. 1 answer
2. asked by james
3. 2,884 views
In the introduction, explaining the historical conditions or factors that led up to your reportA) may be unnecessary, depending
1. 4 answers
2. asked by Jake
3. 2,363 views
How long does it take a 1000W electric kettle to bring 1.0L of water to the boiling point if the initial temperature is 15oc and
1. 1 answer
2. asked by Alemu
3. 1,979 views
What does it take to win a Tug of War?
1. 3 answers
2. asked by Jon
3. 1,975 views
When combined with cupric ions (aq, 1M) which will produce the largest standard cell voltage?a. ) KMnO4(aq) b. ) MnO2(s) c. )
1. 1 answer
2. asked by nigel s
3. 1,952 views
Planet Z is 9000 km in diameter. The free-fall acceleration on Planet Z is 10.0 m/s^2.What is the mass of Planet Z?
1. 2 answers
2. asked by elona
3. 1,763 views
A water skier skis over the ramp, 5m vertical, 1m horizontal, at a speed of 12m/s. How fast is she risingas she leaves the ramp?
1. 2 answers
2. asked by sh
3. 1,733 views
The school that Trevon goes to is selling tickets to a choral performance. On the first day of ticket sales the school sold 12
1. 1 answer
2. asked by Zach
3. 1,650 views
Need help with this:'Explain how rhyme, rhythm, and other sound effect such as alliteration, assonance, and onomatopoeia, can
1. 4 answers
2. asked by mysterychicken
3. 1,596 views
A solid metal is often known as having 'an array of positive ions in a sea of electrons'.Write down the electronic structure of
1. 2 answers
2. asked by Eman
3. 1,590 views
El Olvido:It is a dangerous thing to forget the climate of your birthplace, to choke out the voices of dead relatives when in
1. 3 answers
2. asked by mysterychicken
3. 1,585 views
what are ten careers in home economics
1. 5 answers
2. asked by dj
3. 1,549 views
A Honda Civic and Lincoln Town Car are initially at rest on a horizontal parking lot at the edge of steep cliff. The Town Car
1. 2 answers
2. asked by Hannah
3. 1,544 views
A train left Podunk and traveled west at 70 km/h. Two hours later, another train left Podunk and traveled east at 90 km/h. How
1. 9 answers
2. asked by Kate
3. 1,541 views
Which of the following statements describe an exponential relationship?A. the temperature is increasing at the rate of 3 degrees
1. 1 answer
2. asked by Taylor
3. 1,473 views
A 1.8 kg object is pulled along the floor with a force of 7.0 N acting horizontally. If the object accelerates at 2.4m/s^2, how
1. 1 answer
2. asked by kerri
3. 1,453 views
A passenger car will go 429 miles on 16.5 gallons of gas in city driving.What is the rate in miles per gallon?
1. 3 answers
2. asked by Janet
3. 1,409 views
Sometimes it is necessary to challenge what people in authority claim to be true. Although some respect for authority is, no
1. 1 answer
2. asked by Katia
3. 1,385 views
three dogs play tug-of-war with a chew toy. Each dog pulls with a force that is horizontal with the ground. Determine the net
1. 0 answers
2. asked by Katie
3. 1,383 views
a spring has a 2.000x10^3 N/m spring constant.how do you find the mass that will make it oscillate 5.0 times per second? 10.0
1. 3 answers
2. asked by abbigail
3. 1,382 views
Can anyone help me with these Chemistry questions? I am trying to study for an upcoming test and its just not sinking in as well
1. 1 answer
2. asked by Dina
3. 1,356 views
plz help me w/ the answers i have n tell me if i'm wrong.1. An automotive engine's camshaft rotates at A. the same speed as the
1. 6 answers
2. asked by Nessa
3. 1,256 views
The table shows the relationship for a hypothetical firm between its advertising expenditures and the quantity of its out-put
1. 2 answers
2. asked by Anonymous
3. 1,213 views
36 Upstream, downstream. Junior’s boat will go 15 miles per hour in still water. If he can go 12 miles downstream in the same
1. 1 answer
2. asked by Linda
3. 1,208 views
I was wondering if you could help me find literary devices in this passage in "Othello" by Shakespeare:Desdemona: "My noble
1. 2 answers
2. asked by Aaron
3. 1,202 views
2x^2+x-28=0Solve by completing the square
1. 1 answer
2. asked by kaitlin
3. 1,154 views
why did zorna pour ketchup on her brother's hand
1. 5 answers
2. asked by engelica
3. 1,136 views
4x^2+4x=3solve by completing the square
1. 1 answer
2. asked by kaitlin
3. 1,123 views
• Choose a topic (such as history or science) you feel is relevant to the age group you work with or expect to work with.•
1. 7 answers
2. asked by scooby
3. 1,117 views
1. A farmer had several pens out by the barn. He had used 17 lenghts of fence to make the pens, but now he needs to use six of
1. 1 answer
2. asked by fko
3. 1,066 views
An athlete suspected of having used steroids is given two tests that operate independently of each other. Test A has probability
1. 2 answers
2. asked by Anonymous
3. 1,036 views
1. Speeches and oral presentations are much like other business messages in thatA) they require similar planning. B) the size of
1. 3 answers
2. asked by Jake
3. 1,035 views
why is .4 equal to .40
1. 1 answer
2. asked by jimmy
3. 1,027 views
Why does a can of soda left in the car on a hot summer day explode?Why does a can of soda left in the freezer eplode?
1. 2 answers
2. asked by Lou
3. 996 views
Object-Oriented Data and Processes• Identify a task you perform regularly, such as cooking, mowing the lawn, or driving a car.
1. 2 answers
2. asked by john
3. 977 views
What is culture? Define its specific components.o What is art? Define the visual arts, music, architecture, and literature. o
1. 3 answers
2. asked by stephaine
3. 941 views
a 5 kg object placed on a frictionless,horizontal table is connected to a string that passes over a pulley and then is fastened
1. 1 answer
2. asked by latifah
3. 909 views
A U-shaped tube is filled mostly with water, but some vegetable oil has been added to both sides of the U tube. On the right
1. 0 answers
2. asked by Danny
3. 883 views
Using the multi-step Process Writing method, write a (minimum) 500-word essay or short story, or a five-stanza poem using Cause
1. 7 answers
2. asked by y912f
3. 875 views
Two masses are attached to an Atwood machine. the mass of block A is 12.3kg and the mass of B is 4.2kg. the pulley is massless
1. 1 answer
2. asked by kelly
3. 865 views
Suppose that a country's population is 64 million and its population growth rate is 3.7% per year. If the population growth
1. 1 answer
2. asked by Taylor
3. 861 views
Please show me how to calculate this problem:During 2007, Sitter Corporation reported net sales of $2,000,000, net income of
1. 1 answer
2. asked by Peaches
3. 833 views
One end of a thin uniform rod, 1.00m in length, is attached to a pivot. The rod is free to rotate about the pivot without
1. 1 answer
2. asked by John
3. 832 views
I know that to find the height of a woman that has a tibia bone measuring 43.4 would be computed like thisH(t)=0.984(t)+28.6,
1. 1 answer
2. asked by HGO
3. 824 views
For any given integral domain, state the law of trichotomy, and show that in an integral domain D, the square of non-zero
1. 1 answer
2. asked by Genius
3. 823 views
how you can assess a child’s knowledge?i also have another question. what are Gardner's intelligences? is it Linguistic
1. 1 answer
2. asked by scooby
3. 812 views
Estimate the force of attraction between a 50.0 kg woman and a 70.0 kg man sitting 2.00 m apart.
1. 2 answers
2. asked by emili
3. 807 views
When an object can be shifted, say to the left or right, and still remains the same; this is an example of what time of symmetry
1. 2 answers
2. asked by Randi
3. 805 views
An ideal spring with a stiffness of 329 N/m is attached to a wall, and its other end is attached to a block that has a mass of
1. 3 answers
2. asked by John
3. 796 views
terry shared three pizzas with some friends. terry ate 1/4 of them. how much pizza did terry eat?
1. 1 answer
2. asked by Kris
3. 792 views
How much time should be allowed for a 392-km car trip if the car will be traveling at 120 km/h?
1. 1 answer
2. asked by sandy
3. 785 views
correct spelling of the following: two (sister's, sisters') bicycles??
1. 1 answer
2. asked by mariah
3. 763 views
1. A farmer had several pens out by the barn. He had used 17 lenghts of fence to make the pens, but now he needs to use six of
1. 2 answers
2. asked by Tia
3. 762 views
Hi im new so maybe one of you can help me understand this question, can't find it anywhere in the book.A person weighs 723N in
1. 1 answer
2. asked by Danny
3. 759 views
A fireman stood on the middle step of a ladder, shooting water into a burning building . As the smoke lessened, he climbed up
1. 1 answer
2. asked by tao
3. 752 views
Hi this question is beyond me, so any help = great.A useful instrument for evaluating fibromyalgia and trigger-point tenderness
1. 1 answer
2. asked by Tony
3. 745 views
A sports car of mass 1400 kg (including the driver) crosses the rounded top of a hill (radius = 93 m) at 27 m/s.1) Determine the
1. 1 answer
2. asked by Anonymous
3. 735 views
What does Revellion mean?
1. 2 answers
2. asked by Barbara
3. 735 views
Suppose that a country's population is 64 million and its population growth rate is 3.7% per year. If the population growth
1. 0 answers
2. asked by Taylor
3. 723 views
Which of the following, if true, provides the strongest support for an archaeologist’s conclusion that a particular stretch of
1. 1 answer
2. asked by Anonymous
3. 716 views
Thank you so much bobpursley for all your help. I actually think I'm beginning to understand, physics involves a lot of what
1. 1 answer
2. asked by Hannah
3. 713 views
Suppose a quantity is halvd every 18 years. use the approximate half-life formula to estimate its decay rate.is the half life
1. 5 answers
2. asked by Randi
3. 713 views
how many atoms of CA is found in the mineral Hydroxyapatite( Ca5OH(PO4)3How many atoms of H is found in the mineral
1. 1 answer
2. asked by stephanie
3. 712 views
What are some of the long-term facilities in your community or state? Are there any essential services missing? If yes, what are
1. 6 answers
2. asked by Sue
3. 705 views
When selecting a medium for a reportA) you should choose the ones that are most convenient. B) you should choose the ones that
1. 2 answers
2. asked by Jake
3. 696 views
A passenger car will go 429 miles on 16.5 gallons of gas in city driving.What is the rate in miles per gallon?
1. 2 answers
2. asked by Janet
3. 694 views
A company incurs a cost for a part which is needed to repair a piece of equipment. Is the cost an asset or an expense? Explain.
1. 1 answer
2. asked by Ralph
3. 691 views
In citing work in an essay from a textbook in MLA format do you:use the textbook name and then the page number or do you use the
1. 3 answers
2. asked by Sue
3. 682 views
Suppose that a country's population is 64 million and its population growth rate is 3.7% per year. If the population growth
1. 0 answers
2. asked by Taylor
3. 680 views
Suppose a cylindrical can is manufactured with radius r. The manufacturing process makes the length r imprecise; r can be off by
1. 1 answer
2. asked by Steven
3. 662 views
If the doubling time of a state's population is 42 years, how long does it take for the population to increase by a factor of
1. 2 answers
2. asked by Randi
3. 662 views
Thank you so much bobpursley for all your help. I actually think I'm beginning to understand, physics involves a lot of what
1. 0 answers
2. asked by Hannah
3. 657 views
I need help to see if I did these steps and problems right before I hand this in…I am stuck, and cannot figure out question
1. 0 answers
2. asked by Holly
3. 657 views
How do i find the phase shift in this problemNaturalists find that the populations fo some kinds of predatory animals vary
1. 2 answers
2. asked by Joe
3. 653 views
Water is forced out of a fire extinguisher by air pressure. How much gauge air pressure in the tank (above atmospheric) is
1. 0 answers
2. asked by Anonymous
3. 638 views
Hi I tried asking this question yesterday but still had some confusion.Since the area must be in cm^2.IP The weight of your 1440
1. 2 answers
2. asked by Elizabeth
3. 635 views
Hey can someone help, im having trouble converting alot.IP The weight of your 1440 kg car is supported equally by its four
1. 2 answers
2. asked by Elizabeth
3. 634 views
In attempting to pass the puck to a teammate, a hockey player gives it an initial speed of 2.0m/s, but because of the kinetic
1. 1 answer
2. asked by John
3. 631 views
You have isolated the genome from a novel virus and would like to determine its composition. you have three tubes, each
1. 0 answers
2. asked by Anonymous
3. 631 views
I need help to see if I did these steps and problems right before I hand this in…I am stuck, and cannot figure out question
1. 3 answers
2. asked by Holly
3. 628 views
I am having a lot of trouble understanding acid-base reactions. I was able to struggle through most of the homework, but I'm not
1. 3 answers
2. asked by Mary
3. 627 views
3. Assume you own a painting. If you sold it now, you could get £500 for it. However, the amount that people will be willing to
1. 1 answer
2. asked by Susan
3. 624 views
If 2 people have 60 shares of stock between them and you double the number of shares of the 1st person and half the number of
1. 1 answer
2. asked by Janice
3. 623 views
an outline of your educational debate persuasive paper on are uniforms a good way to improve student discipline and motivation
1. 1 answer
2. asked by kisha
3. 619 views
A 46.5 kg block sits at rest on a frictionless, horizontal surface. It is connected horizontally, via a massless, ideal spring
1. 1 answer
2. asked by John
3. 601 views
I can't figure out how to solve:Question #1: Two number cubes are rolled and a coin is tossed. Find the number of possible
1. 1 answer
2. asked by Tyler
3. 598 views
What is the volume occupied by 7.0 g of hydrogen under a pressure of 2.6 atm and a temperature of 300 K?answer is .0332 m^3.
1. 0 answers
2. asked by jawn
3. 598 views
A crate starts from rest at the top of a large, frictionless sphericalsurface, and slides into the water below. At what angle,
1. 1 answer
2. asked by Kaitlyn
3. 595 views
How did smallpox affect the lives of people in the 19th century? Please help thanks
1. 1 answer
2. asked by JLJS
3. 592 views
how do you draw an atom of the isotope nitrogen 14? I know it has 7 protons and 7 neutrons but how do I draw it?
1. 2 answers
2. asked by geof
3. 581 views
how do you do arrays and an expanded algorithm? 23x17?
1. 4 answers
2. asked by jhedrione
3. 578 views
An amount of money is invested at 12%/a interest. Write an equation and solve it to determine the length of time it will take
1. 1 answer
2. asked by Cyn
3. 576 views
If the odds in favor of an event A are 3 to 1, what is the probability associated with event A occurring?
1. 1 answer
2. asked by Kate
3. 575 views
Major online job boards such as CareerBuilder or Monster have made itA) impossible to find good jobs in a specific area. B)
1. 0 answers
2. asked by Jake
3. 572 views

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