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Questions Asked on March 8, 2015

A 0.02 kg ball moving to the right at 0.25 m/s makes an elastic head-on collision with a 0.04 kg ball moving to the left at 0.15
1. 6 answers
2. asked by Please help
3. 8,236 views
Scientists estimate the rate of a wildebeest running at full speed to be 66 feet per second. Write a function rule to describe
1. 35 answers
2. asked by SmartyPants
3. 7,097 views
A volleyball is served at an angle of 35 degrees with an initial speed of 5 m/s. What is the maximum height reached by the ball?
1. 3 answers
2. asked by Please help
3. 5,794 views
A football is kicked at an angle of 40 degrees with an initial speed of 7 m/s. What is the horizontal distance traveled by the
1. 2 answers
2. asked by Please help
3. 4,413 views
how many millimeters of 0.200M FeCL3 are needed to react with an excess of Na2S to produce 1.38g of Fe2S3 if the percent yield
1. 1 answer
2. asked by Melody
3. 4,116 views
Newton's first law of motion states that an object in motion will continue to move at constant speed in a straight line. Only an
1. 4 answers
2. asked by Marisa
3. 3,748 views
a punter kicked the football into the air with an upward velocity of 62 ft/s. its height in feet after t seconds is given by the
1. 3 answers
2. asked by Amy
3. 3,673 views
how intrapersonal conflict can be addressed through the following stra tegies engaging,counselling and self-talk.
1. 3 answers
2. asked by Anonymous
3. 3,163 views
I have no idea where to start with this one...Calculate the concentration (M) of sodium ions in a solution made by diluting
1. 2 answers
2. asked by Ann
3. 3,140 views
Animal observation and investigations usually begin withA. handling the animal. B. a guiding question. C. feeding the animal. D.
1. 7 answers
2. asked by Melissa
3. 2,876 views
A DVD store charges $4.70 for each day, d, a DVD is rented. The store also gives you a dollar off if the DVD is returned before
1. 4 answers
2. asked by SmartyPants
3. 2,764 views
A beam resting on two pivots has a length ofL = 6.00 m and mass M = 87.0 kg. The pivot under the left end exerts a normal force
1. 1 answer
2. asked by amar
3. 2,737 views
Imagine the ball on the left is given a nonzero initial speed in the horizontal direction, while the ball on the right continues
1. 1 answer
2. asked by Kevin
3. 2,379 views
Use the figure to answer the following questions.figure for questions 1–3 1. Name a pair of complementary angles. (1 point)
1. 4 answers
2. asked by Joe
3. 2,147 views
Explain clearly how intrapersonal conflict can be addressed through engaging in physical exercises,counsellingand self talk
1. 4 answers
2. asked by kabelo
3. 1,747 views
How many different triangles can you make with a perimeter of 12 unitsAnd also use integer values for the length of the sides to
1. 3 answers
2. asked by JBeeee
3. 1,730 views
Experiment 1 results:mass of crucible 88g mass of hydrate 93g mass of salt 91.196g 1. Calculate the following: a:mass of water
1. 2 answers
2. asked by Leanna
3. 1,721 views
Tn=3n-2Find the first term,a;the common difference,d;and then find the 5th term.
1. 4 answers
2. asked by mandy
3. 1,690 views
A mixture of 3.00 volumes of H2 and 1.00 volume of N2 reacts at 344 C to form ammonia. The equilibrium mixture at 110.0 atm
1. 2 answers
2. asked by Anonymous
3. 1,672 views
A 11.0g sample of a compound containing only oxygen and carbon produce 3.0g carbon and 8.0g oxygen. Determine the empirical
1. 4 answers
2. asked by Sherry
3. 1,545 views
6Li(s) + N2(g) 2Li3N(s)a) What mass of lithium is required to produce 0.575 g of Li3N in the balanced reaction? b) What mass of
1. 2 answers
2. asked by Brian
3. 1,480 views
In de Broglie's equationw=wavelength w=h/mv how do i rearrange to solve for mass
1. 1 answer
2. asked by Megan
3. 1,436 views
1. Which of the following are accurate statements regarding the origins of county government? (1 point)County seats served as
1. 13 answers
2. asked by Linda
3. 1,412 views
A scientist measures the standard enthalpy change for the following reaction to be -172.4 kJ :2SO2(g) + O2(g) 2SO3(g) Based on
1. 1 answer
2. asked by jojo
3. 1,399 views
Suppose you have added 200.0 mL of a solution containing 0.5000 moles of acetic acid per liter to 100.0 mL of 0.50000 M NaOH.
1. 3 answers
2. asked by Freddy
3. 1,343 views
A frisbee is thrown horizontally with a speed of 12 m/s. If the frisbee moves a horizontal distance of 15 m, how long will it
1. 3 answers
2. asked by Please help
3. 1,324 views
A helicopter carrying Dr. Evil takes off with a constant upward acceleration of 5.0 m/s2. Secret agent Austin Powers jumps on
1. 1 answer
2. asked by Ko
3. 1,323 views
Liquid hexane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 43.9 g of hexane is
1. 1 answer
2. asked by Natasha
3. 1,279 views
According to the text, why should teachers of young children share science activities with parents?A. Everybody should know the
1. 1 answer
2. asked by Eva
3. 1,258 views
Calculate the energy released per gram of propane when it is burned in a combustion reaction. The chemical formula for propane
1. 1 answer
2. asked by Vikki
3. 1,220 views
Which situation could you graph without connecting the points?the height of a hot air balloon as it climbs the amount of
1. 5 answers
2. asked by SmartyPants
3. 1,198 views
When the energy of a light wave is transferred to a particle and causes it to vibrate and generate heat the energy of the light
1. 2 answers
2. asked by Anonymous
3. 1,182 views
If a square carpet covers an area of 25m^2, each side is ---------m long
1. 3 answers
2. asked by Noor
3. 1,171 views
I'm writing a news report about a rocket club sets new launch record. I need ideas on what to write about that heading
1. 1 answer
2. asked by Leo
3. 1,169 views
A 24.5-kg child is standing on the outer edge of a merry-go-round which has moment of inertia 989 kg • m2 and radius 2.40 m.
1. 0 answers
2. asked by Anonymous
3. 1,158 views
We are evaluating a project that costs $670,000, has a five-year life, and has no salvage value. Assume that depreciation is
1. 1 answer
2. asked by Sarah
3. 1,142 views
explain clearly how intrapersonal conflict can be addressed through the following strategies engaging in physical
1. 3 answers
2. asked by Anonymous
3. 1,142 views
A physics student pulls a block of mass m = 20 kg up an incline at a slow constant velocity for a distance of d = 4.5 m. The
1. 1 answer
2. asked by sunny
3. 1,123 views
Confirm that f and g are inverses by showing that f(g(x)) = x and g(f(x)) = x.f(x) = (x-7)/(x+3) and g(x) = (-3x-7)/(x-1) I got
1. 0 answers
2. asked by Michaela
3. 1,116 views
An exceptional standing jump would raise a person 0.90 m offthe ground. To do this, what force must a person of mass 66 kg exert
1. 1 answer
2. asked by Jrom
3. 1,113 views
Suppose Tyler sprayed around the house for ants. Which formula would be used to find the number of ants still alive after a
1. 2 answers
2. asked by Meredith Grey
3. 1,104 views
A 0.2 kg ball moves to the right with a speed of 3 m/s. It hits a 0.5 kg ball that at rest. After collision, the second ball
1. 2 answers
2. asked by Please help
3. 1,100 views
We are evaluating a project that costs $1,120,000, has a ten-year life, and has no salvage value. Assume that depreciation is
1. 1 answer
2. asked by Sarah
3. 1,083 views
I need to figure out the molarity in the problem.A) 3.60g of sulfuric acid in 450.0mL of solution I was going to take 3.60 /
1. 1 answer
2. asked by Leslie Hill
3. 1,079 views
Which of the following do historians not consider a legacy of the Byzantine Empire?a.Justinian’s Code: an organization of
1. 9 answers
2. asked by Help Me
3. 1,072 views
Your parents have just bought you a new Canon digital camera. You wish to show your friends a picture of it, but you have no
1. 1 answer
2. asked by Anonymous
3. 1,060 views
There is a minimum angle above the ground such that if the ball is launched below this angle, it can never clear the bar, no
1. 1 answer
2. asked by Kevin
3. 1,057 views
A student wants to know why, if we can define 0! as 1, we cannot define 1 over 0
1. 1 answer
2. asked by Juddy
3. 1,056 views
Aria Acoustics, Inc. (AAI), projects unit sales for a new seven-octave voice emulation implant as follows:Year Unit Sales 1
1. 0 answers
2. asked by Sarah
3. 1,030 views
Complete combustion of propane (C3H8).How many grams of water are produced when 50 grams of propane are reacted with 101 liters
1. 1 answer
2. asked by Kelsey
3. 1,021 views
Spectroscopic studies have shown that the fusion reaction in the sun's core proceeds by a complicated mechanism. One proposed
1. 1 answer
2. asked by sarah
3. 1,012 views
“Nature is bountiful, which is why logging should be strictly regulated.” Which logical fallacy is illustrated in this
1. 1 answer
2. asked by jb
3. 1,007 views
Carl hits a 0.05 kg golf ball giving it a speed of 65 m/s. What impulse does he impact to the ball?
1. 1 answer
2. asked by Please help
3. 1,005 views
What is the percentage yield for a reaction if you predicted the formation of 21 grams of C6H12 and actually recovered only 3.8
1. 1 answer
2. asked by Sharon
3. 1,001 views
A solid, uniform disk of radius 0.250 m and mass 60.4 kg rolls down a ramp of length 4.60 m that makes an angle of 18.0° with
1. 1 answer
2. asked by mathew
3. 990 views
The graph of f(x) = |x| is transformed to g(x) = |x + 1| – 7. On which interval is the function decreasing?A) (–∞, –7)
1. 0 answers
2. asked by Kitty
3. 976 views
Little Caesar's Pizza had a commercial on television that claimed you could buy one pizza and get another one free, with up to 5
1. 0 answers
2. asked by Zoe
3. 961 views
A piece of japanese armor was once used to protect the heads of soildiers this work has since been replaced by twenty-first
1. 2 answers
2. asked by rome
3. 942 views
Charges of 4 µC are located at x = 0, y = 2.0 m and at x = 0, y = -2.0 m. Charges Q are located at x = 4.0 m, y = 2.0 m and at
1. 2 answers
2. asked by srdja
3. 932 views
You have been hired as a consultant for Pristine Urban-Tech Zither, Inc. (PUTZ), manufacturers of fine zithers. The market for
1. 1 answer
2. asked by Sarah
3. 931 views
I know someone has posted this question before but didn't get an answer so sorry for the post.The box-and-whisker plots show
1. 1 answer
2. asked by Anonymous
3. 895 views
A natural way to reinforce science process skills and introduces the scientificmethod. This strategy, especially appropriate for
1. 2 answers
2. asked by Eva
3. 894 views
To what extent can intrapersonal conflict affect choice of a career
1. 1 answer
2. asked by mary
3. 893 views
can i ask u some question? about the heat transfer..1st question ,On a hot summer day, a student turns his fan on when he leaves
1. 2 answers
2. asked by akalili
3. 881 views
We are told that events A and B are conditionally independent, given a third event C, and that P(B∣C)>0. For each one of the
1. 1 answer
2. asked by qwerty
3. 869 views
What group believed president Lincoln's reconstruction plan was to easy?A. Democrats B. Freedman C. U.S Senate D. Radical
1. 5 answers
2. asked by Anonymous
3. 869 views
The manager for a growing firm is considering the launch of a new product. If the product goes directly to market, there is a 40
1. 1 answer
2. asked by Sarah
3. 858 views
Need help with this.A concrete path of width 1m and thickness 10cm is to be placed around you pool. Find the number of cubic
1. 1 answer
2. asked by Kaelan
3. 825 views
a punter kicked the football into the air with an upward velocity of 62 ft/s. Its height h in feet after t seconds is given by
1. 2 answers
2. asked by Amy
3. 799 views
National Education Technology Standards: NETS for Teachers. 1. Facilitate and Inspire Learning and Creativity.b. engage students
1. 4 answers
2. asked by Cathy
3. 793 views
In the population, the average IQ is μ = 100 with a standard deviation of σ = 15. A team of scientists wants to test a new
1. 1 answer
2. asked by sam
3. 793 views
six symptoms of intrapersonal conflict
1. 2 answers
2. asked by loveness
3. 788 views
A photograph measuring 8 inches by 6 inches is surrounded by a mat. The mat has the same width on all sides of the photograph.
1. 1 answer
2. asked by Jenna
3. 781 views
Horizon has a cell phone plan for $28.00 per month plus $.30 per minute with unlimited anytime network minutes and a free flip
1. 1 answer
2. asked by Marita C
3. 774 views
How many grams of hydrogen gas be produced from the reaction of 3 g of magnesium with 4 g of hydrochloric acid. identify the
1. 1 answer
2. asked by Lucy
3. 772 views
3.455 round off to the nearest tenths
1. 3 answers
2. asked by Daisy
3. 770 views
how microwave ovens work,and explain how they cook much faster than conventional ovens.Discuss whether conventional electric or
1. 1 answer
2. asked by akalili
3. 769 views
Determine the effective interest rate if money is worth 18% compounded monthly.Give your answer to two decimal places.
1. 1 answer
2. asked by Patriciah
3. 766 views
A large grinding wheel in the shape of a solid cylinder of radius 0.330 m is free to rotate on a frictionless, vertical axle. A
1. 0 answers
2. asked by alba
3. 765 views
Verizon has a cell phone plan for $28.00 per month plus $.30 per minute with unlimited anytime network minutes and a free flip
1. 1 answer
2. asked by Marita C
3. 763 views
Two rectangular blocks are stacked on a table. The upper block has a mass of m2 and the lower mass is m1 > m2. The coefficient
1. 0 answers
2. asked by Jessica
3. 761 views
Experiment 1 results:mass of crucible 88g mass of hydrate 93g mass of salt 91.196g 1. Calculate the following: a:mass of water
1. 0 answers
2. asked by Leanna
3. 753 views
How many liters of oxygen a@STP will produce 195 grams of diphosphorus pentoxide when reacted with sufficient phosphorus?- exact
1. 1 answer
2. asked by Kristen
3. 753 views
What is the moral of “The Wife of Bath's Tale”?A. Men should never let women gain the upper hand. B. The best judges are
1. 1 answer
2. asked by Emi
3. 751 views
to what extent can intrapersonal conflict affect communication in relationships
1. 1 answer
2. asked by Anonymous
3. 740 views
show the link between intrapersonal conflict and initiating relationship
1. 3 answers
2. asked by queen
3. 736 views
How do you investigate the areas of regular polygons with a fixed perimeter of 12 units
1. 1 answer
2. asked by getty02
3. 715 views
how do we round off 7.43 into 2 decimal places
1. 1 answer
2. asked by zohad
3. 707 views
Mike and Lani stand 21.2 meters apart. From Mike’s position, the angle of elevation to the top of the Eiffel Tower is 40°.
1. 1 answer
2. asked by Anonymous
3. 707 views
Bob catches a train to work every day from monday to friday. the probability that the train is late on monday is 0.45. the
1. 1 answer
2. asked by neel
3. 703 views
A 310-N sphere 0.20 m in radius rolls without slipping 6.0 m down a ramp that is inclined at 25° with the horizontal. What is
1. 0 answers
2. asked by alba
3. 697 views
In the shortrun function of a company with a constant variable cost is given by the equation q=225+55q,where TC is the total
1. 0 answers
2. asked by Grace pebetse
3. 696 views
I have the same problem as Marita. Can someone tell us what equation to use.Horizon has a cell phone plan for $28.00 per month
1. 1 answer
2. asked by Samuel
3. 691 views
Mike and Lani stand 21.2 meters apart. From Mike’s position, the angle of elevation to the top of the Eiffel Tower is 40°.
1. 0 answers
2. asked by Anonymous
3. 689 views
Verizon has a cell phone plan for $28.00 per month plus $.30 per minute with unlimited anytime network minutes and a free flip
1. 1 answer
2. asked by Marita C
3. 687 views
A high school student created a remote control car that can travel 66 feet in 6 seconds. Express as a unit rateA. 11 feet/sec B.
1. 1 answer
2. asked by anonymous
3. 674 views
Five practical actions i can take to adress ham rights violation of xenophobia in my community
1. 8 answers
2. asked by Olaotse
3. 662 views
I need help answering these questions.DIRECTIONS: Your friends are asking you to make plans for this weekend, but you are not
1. 1 answer
2. asked by ....
3. 656 views
Martina heard the noise, but could not understand what was being said. Perhaps it was simply the humming of the machines that
1. 1 answer
2. asked by Brooke
3. 651 views
The GoodTaste Club collected recipes from members and published a cookbook entitled Eat 'Em Up. The book will sell for $18 per
1. 0 answers
2. asked by Jon
3. 650 views

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