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How many different groups of 20 can you make from 40?
1. 0 answers
2. 842 views
Why is increased interregional trade a factor that represents the most significant cause of growth of cities in Afro-Eurasia in
1. 0 answers
2. 620 views
a ball is released from rest and rolls down in an inclined plane, requiring 4 sec. to cover a certain distance of 100m. a) what
1. 4 answers
2. 3,926 views
a bomb is dropped from an airplane travelling horizontally with a speed of 300 mi/hr if the airplane is 10000ft. above the
1. 4 answers
2. 4,014 views
the speed of the train is reduce uniformly from 15m/s to 7m/s while travelling a distance of 90m.a) compute the acceleration b)
1. 4 answers
2. 9,174 views
a bus moving at a speed of 20m/s begins to slow at a constant rate. Find how far it goes before stopping?
1. 2 answers
2. 1,205 views
a stone falls from a rail road overpass which is 36ft. high into the path of the train which is approaching the overpass with
1. 2 answers
2. 898 views
draw a line segment AB to be 3 cm long. the, draw line segment DC so that it is congruent, but not parallel, to line segment AB
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2. 614 views
What is mean median and mode
1. 1 answer
2. 496 views
A horizontal rod with a length of 0.250 is mounted on a balance and carries a current. At the location of the rod a uniform
1. 1 answer
2. 621 views
A horizontal rod with a length of 0.250 is mounted on a balance and carries a current. At the location of the rod a uniform
1. 0 answers
2. 519 views
One end of a massless coil spring is suspended from a rigid ceiling. It is found that when a 4 kg mass is suspended from it the
1. 3 answers
2. 1,214 views
A 10 N horizontal force pushes a block weighing 4.9 N against a vertical wall (Fig. 6-26). The coefficient of static friction
1. 0 answers
2. 718 views
What is the molarity of H2SO4 in a solution prepared by adding 15.0 mL of 6.0 Molarity H2S04 to enough water to make 100.0 mL of
1. 2 answers
2. 647 views
A sample of gold ore contains 22.0 g of gold metal per 100kg of ore. If gold has a market value of $350.00 per oz., what mass of
1. 1 answer
2. 643 views
an empty 3.5 L container weighs 650 g when empty. When filled with a 3.5%, by mass, of salt solution, the total mass then is
1. 1 answer
2. 523 views
Shadow Length A man 6 feet tall walks at a rate of 3 ft per second away from a light that is 16 ft above the ground (see
1. 0 answers
2. 950 views
Consider the line segment joining A(-1,2) and B(3,4)a) find an equation that expresses the fact that a point P(x,y) is
1. 3 answers
2. 1,502 views
Is it good or bad for corporations to rely on vendors for computing support? List arguments both for and against reliance on
1. 2 answers
2. 660 views
X -2, 0, 3, 4Y 6, -2, -14, -18 Write the function
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2. 291 views
Simplify: 21d - 8d^2 + 5d^3 - 5d^2
1. 1 answer
2. 374 views
A number cube is rolled 60 times. How many times would you expect to roll a 5?
1. 4 answers
2. 2,473 views
Write the perfect squares that are greater than 70 and less than 120.
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2. 905 views
If a 20 in. by 30 in. picture has a wooden frame "x" in. wide surrounding it, which equation can be used to find the total area
1. 3 answers
2. 920 views
z Score: When Reese Witherspoon won an Oscar as Best Actress for the movie Walk the Line, her age was converted to a z score of
1. 1 answer
2. 575 views
America Online occasionally conducts online polls in which Internet users can respond to a question. If a graph is constructed
1. 1 answer
2. 542 views
Unauthorized Downloading: A Harris Interactive survey involved 1644 people between the ages of 8 years and 18 years. The
1. 2 answers
2. 1,151 views
The production of ages at inauguration of all U.S. Presidents who had professions in the military is 62, 46, 68, 64, 57. Why
1. 1 answer
2. 558 views
In an editorial, the Poughkeepsie Journal printed this statement: "The median price--the price exactly in between the highest
1. 3 answers
2. 740 views
When the Indianapolis Colts recently won the Super Bowl, the numbers on the jerseys of the active players were 29, 41, 50, 58,
1. 1 answer
2. 634 views
summarize how unicellular organisms may have given rise to the first animals ?Please , & thank you(:
1. 0 answers
2. 441 views
my daughter came home with input/output table don't understand how to do itInput Output 4 33 5 36 11 54 16 69
1. 2 answers
2. 309 views
The capacity of a measuring pitcher is 96 fluid ounces. How many quarts can the pitcher hold?
1. 3 answers
2. 1,056 views
the height of an object thrown on the surface of a certin planet is s(t)=80t-16t^2. what is the velocity? what is the
1. 1 answer
2. 679 views
In a velocity vs. time graph, the graph illustrates a triangle shape.A. why might a smart student say the object reverses
1. 2 answers
2. 513 views
In a velocity vs. time graph, the graph illustrates a triangle shape.A. why might a smart student say the object reverses
1. 0 answers
2. 494 views
how do i figure out the science metric conversion of .003 m = mm?
1. 3 answers
2. 496 views
what is the answer to the problem .003m = mm?
1. 1 answer
2. 386 views
Is there euphony, cacophony, onomatopoeia in the poem Phenomenal Woman by Maya Angelou? Examples are needed.
1. 1 answer
2. 902 views
An urn contains 4 blue balls, 5 yellow balls and 7 red balls. if a single ball is selected, find the probability thet the ball
1. 1 answer
2. 1,344 views
When varsol and iodine in potassium iodide aqueous solution is mixed, two phases form.What are the colours in each of the 2
1. 3 answers
2. 1,182 views
a) Explain the difference between sampling error and no sampling error.
1. 0 answers
2. 406 views
A 0.50 {\rm g} sample of vegetable oil is placed in a calorimeter. When the sample is burned, 18.9 {\rm kJ} are given off.
1. 0 answers
2. 670 views
A thing rod of length L and negligible mass, that can pivot about one end to rotate in a vertical circle. A heavy ball of mass
1. 0 answers
2. 643 views
A 24 inch string is wrapped around the 1/8 inch radius axis of a yo yo. Starting from rest the yo yo descends with a constant
1. 1 answer
2. 540 views
if it takes 20 h to convert 100g of reactant A to roduct C at 20 degrees celcius, approximately how many minutes would it take
1. 1 answer
2. 475 views
If this is what they are saying in Spanish- "Yo me llamo Joey.“ Vivo en Chicago pero soy de Springfield. “ How would I
1. 2 answers
2. 1,234 views
what do the egyptians stuff in the eye sockets of mummies?
1. 1 answer
2. 428 views
What are the sizes of BCl3, CCl4, NCl3, and Cl2O in comparison to one another. For example BCl3<CCl4<NCl3.... I know that isn't
1. 0 answers
2. 688 views
Why do you believe that researchers would want to see if there isa correlation rather than just fully testing ech variable?
1. 1 answer
2. 390 views
Two metal spheres, each weighing 24.0 kg are placed 0.0500 m apart. Calculate the magnitude of the gravitational force the two
1. 1 answer
2. 764 views
A solution of ethanol (C2H5OH) in water is prepared by dissolving 61.9 mL of ethanol (density = 0.79 g/cm3) in enough water to
1. 3 answers
2. 2,727 views
If 5.86g of glucose are reacted and 1.44L of CO2 gas are collected at 293K and .984atm. What is the percent yield of the
1. 2 answers
2. 971 views
Why is the studying the history of Western ideas helpful for understanding your ideal of social or political and aesthetic
1. 1 answer
2. 415 views
Consider an inefficient engine which draws 200 J of heat from a hot reservoir at 100oC, converts 48 J to work, and rejects 152 J
1. 2 answers
2. 522 views
One gram of water is placed in a cylinder and the pressure is maintained at 2.0 x 105 Pa. The temperature of the water is raised
1. 0 answers
2. 768 views
An ideal gas in a rigid container (constant volume) has its pressure cut in half slowly. In the process, 265 kJ of heat left the
1. 1 answer
2. 807 views
How did a bill become a law??
1. 2 answers
2. 225 views
The climax of "The Lottery" is when:A.The Hutchinson family is selected as the lottery winners B.Tessie is selected as the final
1. 2 answers
2. 668 views
Who is the main character of "The Lottery" and what best describes the story's plot?I think the main character is Yessis
1. 3 answers
2. 802 views
If someone could point me in the right direction-please!!!A car with an initial speed of 4.30m/s accerlerates uniformly at the
1. 1 answer
2. 951 views
With an average acceleration of negative 1.2m/s squared, how long will it take a cyclist to bring a bicylcle with an initial
1. 0 answers
2. 610 views
A racing dog is initially running at 15.0 m/s, but is slowing down.How fast is the dog moving when its kinetic energy has been
1. 2 answers
2. 768 views
You have found three investment choices for a one year deposit: 10% APR compounded monthly, 10% APR compounded annually, and 9%
1. 1 answer
2. 998 views
How many kilometers would you have to go above the surface of the earth for your weight to decrease to half of what it was at
1. 1 answer
2. 928 views
A bowling ball weighing 71.2 N is attached to the ceiling by a 3.60 m rope. The ball is pulled to one side and released; it then
1. 2 answers
2. 1,506 views
What is the period of revolution of a satellite with mass m that orbits the earth in a circular path of radius 7820 km (about
1. 2 answers
2. 6,032 views
An unstretched spring is 11.0 cm long. When you hang an 590 g weight from it, it stretches to a length of 14.0 cm. what is the
1. 1 answer
2. 2,142 views
A hockey puck leaves a player's stick with a speed of 8.60 and slides 38.0 before coming to rest. Find the coefficient of
1. 3 answers
2. 2,828 views
Biology teacher help me with two questions.what role do microorganisms play in ecological succession? describe ecological
1. 1 answer
2. 544 views
what role do microorganisms play in ecological succession?they play role in ecosystem by occuping a niche. have i got it down
1. 2 answers
2. 773 views
ms. sue help =-(
1. 1 answer
2. 264 views
ms sue i wanna get this done before going to sleep, please provide me with help, atleast the first question, i don't get it.
1. 1 answer
2. 665 views
Could you put that question in simple terms so i can understand. Im talking about this onedescribe ecological succession in
1. 5 answers
2. 524 views
what role do microorganisms play in ecological succession?they play role in ecosystem by occuping a niche. have i got it down
1. 0 answers
2. 700 views
which of the following are mature(climax) communities?a tundra b sand dune c temperate rainforest d wetland I'm guessing it's
1. 5 answers
2. 626 views
ms sue i got an answer
1. 4 answers
2. 307 views
I really need help with this question, Damon gave me an answer, but I do not know if it is for this question or for the one
1. 10 answers
2. 776 views
which of the following are mature(climax) communities?a tundra b sand dune c temperate rainforest d wetland I'm guessing it's b
1. 1 answer
2. 515 views
What role do micro-organisms play in ecological succession?
1. 2 answers
2. 1,097 views
So this is what I have to do and I really don't get it. I've gotta describe ecological succession in terms of changes in the
1. 5 answers
2. 896 views
Inside the cylinders of a diesel engine, the mixture of fuel and air is compressed to about 1/20 of its original volume.
1. 1 answer
2. 1,186 views
the same force is constantly applied to two moveable objects. the more massive object willa) travel at the same speed as the
1. 0 answers
2. 641 views
a weather balloon filled with gas is released and rises into the atmosphere. as it rises, the balloon__.a) gets smaller because
1. 1 answer
2. 745 views
the weight of an object isa) the force of earths gravity b) measured in kilograms c) the amount of matter it contains d)never
1. 1 answer
2. 562 views
Suppose I give you 2kg of a substance at 90 degree C with a specific heat of .75 cal/g degree C.How much ice water will it take
1. 0 answers
2. 573 views
You have a 1 L container of F2 at 20 degrees C and 1 atm. Subtract the weight of the container , what is the mass of the gas
1. 1 answer
2. 555 views
northwest florida indian tribe
1. 1 answer
2. 821 views
1) Will there be reduced refuse production by our osciety if we can't find new landfills? (I said no because people are
1. 1 answer
2. 561 views
Can someone please explain to me what SEMASS stands for? I googled SEMASS acronym but no site was able to explain what it means
1. 1 answer
2. 434 views
how does a tornado happen?
1. 0 answers
2. 328 views
Todd's wieght went from 220 lbs to 190 lbs and Cassidy's wighte went from 150 lbs t?o 135 lbs. Who had the greater percentage of
1. 1 answer
2. 672 views
In 4th grade science, How could measuring the orbit of a comet help scientists understand when it will next be visible from
1. 2 answers
2. 632 views
Can someone analyze thisI have no idea what it means its from the poem substance, Shadow, and Spirit You had better go where
1. 1 answer
2. 481 views
a person standing at the edge of a seaside cliff kicks a stone over the edge with a speed of 18 ms. The cliff is 52m above the
1. 2 answers
2. 3,181 views
what is the Symbols and Names of Common Metal Ions with More than One Ionic Charge of CuSO4
1. 1 answer
2. 429 views
In the agrarian subsistance technology, which preceded the industrial technology revolution, work wasa. Capital intensive b.
1. 1 answer
2. 579 views
The process of acccultration that took place under slavery could best be described asa. A melting pot b. Culteral plurism c.
1. 4 answers
2. 1,220 views
The creation of minority group status largely depends oma. The size of the dominant group b. The nature of the contact situation
1. 1 answer
2. 692 views
A criticism of the authoritarian personality theory of prejudice isa. to explain individual prejudice b. It explains individual
1. 0 answers
2. 1,246 views

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