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Questions Asked on January 19, 2012

an aeroplane is travelling horizontally at a speed of 80ms and drops a crate of emergency supplies.To avoid damage,the max
1. 5 answers
2. asked by Shanti
3. 4,960 views
If an object travels in a circle 32pi/5 radians, at what degree measure is it, relative to where it started?a) 1052° b) 144°
1. 9 answers
2. asked by Jake
3. 4,301 views
Calculate the moment if you were to hold a 15lb bowling ball with your arm straight out and your forearm perpendicular to your
1. 4 answers
2. asked by r.khepra
3. 3,768 views
Angel of Elevation: You are skiing down a mountain with a vertical height of 1500 feet. The distance from the top of the
1. 1 answer
2. asked by sammy
3. 3,029 views
The volume of a single niobium atom is 9.46E-24 cm3. What is the volume of a niobium atom in microliters?
1. 4 answers
2. asked by love
3. 2,869 views
You are on roller blades on top of a small hill. Your PE is 1,000.0 Joules. The last time you check your mass was 60.0 kg. What
1. 6 answers
2. asked by Misty
3. 2,514 views
Erica had 7/8 of a pizza left.Her friend ate 1/6 of the pizza that was left.What fraction of the whole pizza did her friend eat.
1. 5 answers
2. asked by ritzy
3. 2,469 views
Mr. Malone is putting money in two savings accounts. Account A started with $200 and Account B started with $300. Mr. Malone
1. 3 answers
2. asked by Ella
3. 2,456 views
Would someone verify these answers.1. A person waves his hand back and forth, where their finger tips move past the starting
1. 4 answers
2. asked by Melinda
3. 2,455 views
1. The height of a bumble bee above the ground is modelled by h(t) = 0.5cos(2π t) + 2, where h is in metres and tis in seconds.
1. 4 answers
2. asked by Jake
3. 2,453 views
Determine each tangent ratio to four decimal places using a calculator.A) tan 74 degrees B) tan 45 degrees C) tan 60 degrees D)
1. 2 answers
2. asked by Courtney
3. 2,298 views
If the diameter of a monster truck tire is 3.5 m and it makes one rotation every 5 seconds, how far does the tireroll in 1
1. 2 answers
2. asked by jake
3. 2,150 views
a sled weighing 100 pounds reaches the foot of a hill with a speed of 40 feet/sec. The coefficient of kinetic friction between
1. 1 answer
2. asked by i need your help please :(
3. 2,142 views
An aeroplane is travelling horizontally at a speed of 80ms and drops a crate of emergency supplies.To avoid damage,the maximum
1. 1 answer
2. asked by Shanti
3. 2,127 views
formula for converting celcius to fahrenheit: F=9/5C+32a) what is the inverse of the function? b)use the inverse to find the
1. 2 answers
2. asked by Belle
3. 2,095 views
A ball rolls up a ramp and then back down again. The ramp is oriented so that the ball is rolling to the right as it rolls up
1. 2 answers
2. asked by Vicki
3. 2,030 views
Susan picked a squash that weighed 8/15 lb .Larry picked a squash that weighed 1/4 as much as Susan's squash.How much did
1. 7 answers
2. asked by ritzy
3. 1,914 views
The mass of a single niobium atom is 1.54E-22 grams. How many niobium atoms would there be in 312 milligrams of niobium?
1. 1 answer
2. asked by love
3. 1,887 views
A collection of dimes and quarters is worth $19.85. There are 34 more dime than quarters. Write a system of equations that can
1. 2 answers
2. asked by Resha
3. 1,864 views
How do adolescents' socialization experiences differ in urban and rural communities? How are such differences declining over
1. 3 answers
2. asked by Denise
3. 1,733 views
What is the kinetic energy of a 1 kilogeram ball is thrown into the air with a velocity of 30m/sec?How much potential energy
1. 2 answers
2. asked by Misty
3. 1,717 views
Point G is the centroid of triangle ABC. Use this given information to find the value of X.CG =3x+7 and CE= 6x FG = x+8 and AF =
1. 1 answer
2. asked by Jimmy
3. 1,712 views
one characteristic used to place organisms into kingdoms is:a) how they move b) where they live c) their ability to make food d)
1. 2 answers
2. asked by kk
3. 1,691 views
A chemistry student weighs out 0.123 grams of chloroacetic acid (HCH2ClCO2) into a 250. milliliter volumetric flask and dilutes
1. 1 answer
2. asked by Deborah
3. 1,654 views
A 20kg mass is to be pulled up a slope inclined at 30 degree to the horizontal.If the efficiency of the plane is 75% find the
1. 3 answers
2. asked by Anny
3. 1,647 views
the trail that Joe jogs is 3/5 mile long.Only 1/9 of the trail is paved.how long is the paved section of the trail.
1. 5 answers
2. asked by ritzy
3. 1,632 views
express the function in the form f * gg(x) = cube-root (x/1+x) i know f(x) has to be something and g(x) has to be something i
1. 2 answers
2. asked by I need math help
3. 1,585 views
A car of mass 1200kg accelerates from rest to a speed of 8.0ms in a time of 2.0s.a)calc the forward driving force acting on the
1. 2 answers
2. asked by Shanti
3. 1,571 views
A chemistry student weighs out 0.123 grams of chloroacetic acid (HCH2ClCO2) into a 250. milliliter volumetric flask and dilutes
1. 3 answers
2. asked by Deborah
3. 1,510 views
The quadrilateral with these following vertices is a parallelogram. (-4, -3), (2, -3), (4, -6), (-4, -6)True False
1. 2 answers
2. asked by Dana
3. 1,485 views
Use the periodic table to identify what type of chemical bond is involved in each of these compounds: NaF,NO2, CBr4, and MgS.
1. 1 answer
2. asked by Jackie
3. 1,454 views
chemistry student weighs out 0.123 grams of chloroacetic acid (HCH2ClCO2) into a 250. milliliter volumetric flask and dilutes to
1. 1 answer
2. asked by Deborah
3. 1,410 views
1.What did the states hope to gain under the Articles of Confederation?A. a strong central government B. freedom, independence,
1. 6 answers
2. asked by Jaycee
3. 1,387 views
A chemistry student weighs out 0.123 grams of chloroacetic acid into a 250. milliliter volumetric flask and dilutes to the mark
1. 1 answer
2. asked by Deborah
3. 1,380 views
One side of a parallelogram has endpoints (3, 3) and (1, 7).What are the endpoints for the side opposite? (8, 1) and (6, 7) (6,
1. 2 answers
2. asked by Callie
3. 1,347 views
4. Why should you summarize?a) Primary sources are hard to understand without summary. b) Because summarizing is more effective
1. 3 answers
2. asked by Andy
3. 1,328 views
One weekend, a newsstand sold twice as many Sunday papers as Friday papers. The Sunday paper cost $0.90 and the Friday paper
1. 1 answer
2. asked by Resha
3. 1,304 views
convert polar equation to rectangular coordinates:r^2=4sin2(theta)
1. 1 answer
2. asked by Aliah
3. 1,303 views
This is on demonstrative adjectives and are fill in the blanks.____ pantolones son bonitos y el precio no es muy alto. Si, las
1. 2 answers
2. asked by Lindsay
3. 1,263 views
answers to latenite labs chemistry lab#9 stoichiometry by loss of CO2
1. 1 answer
2. asked by Anonymous
3. 1,256 views
a sled weighing 100 pounds reaches the foot of a hill with a speed of 40 feet/sec. The coefficient of kinetic friction between
1. 1 answer
2. asked by leonardo magdayo
3. 1,249 views
company operates two plants which manufacture the same item and whose total cost functions areC_1=9.5+0.04q_1^(2)and
1. 1 answer
2. asked by lalala
3. 1,235 views
Say you have to write a paper for your councilor. Would you write about something happy. Oh, keep in mind if you were to it has
1. 5 answers
2. asked by kk-gothgirl-kk
3. 1,231 views
I don't know to find the derivative of the following trig functions. Please help.f(x)= cotx h(x)= secx i(x)= cscx
1. 1 answer
2. asked by Claire
3. 1,211 views
a molecule that contains all the information a cell needs to make protein: ATP, carbohydrate, lipid, protein, phospholipid, or
1. 2 answers
2. asked by kk
3. 1,208 views
Mary is twice as old as her nephew. The sum of their ages is108. Write system of equations that could be used to find there
1. 2 answers
2. asked by Resha
3. 1,189 views
What is the potential energy of a 3 kilogram ball this is on the ground?
1. 2 answers
2. asked by Misty
3. 1,187 views
Sphere W (with an initial charge of zero) is touched to sphere A and then they are separated. Next, sphere W is touched to
1. 0 answers
2. asked by Phil
3. 1,184 views
glenda wrote 1/7 of her paper on Monday,1/14 of her paper on tuesday,and 2/28 of her paper on wednesday.she said she wrote more
1. 6 answers
2. asked by bebe
3. 1,178 views
A student standing on the ground throws a ball straight up. The ball leaves the student's hand with a speed of 11 m/s when the
1. 3 answers
2. asked by Sarah
3. 1,161 views
EU (European Union) countries report that 46% of their labor force is female. The United Nations wants to determine if the
1. 1 answer
2. asked by Anonymous
3. 1,135 views
a cat runs 3 times as fast as a rabbit. If a rabbit ran 2m per second and is 12m from the cat, the rabbit will be caught in
1. 1 answer
2. asked by Jon
3. 1,132 views
How do you find the points of continuity for F(x) = sin(x^2-2) ?Can you show your work? Thx
1. 1 answer
2. asked by saphire
3. 1,122 views
4.What caused Shay's Rebellion?A. Massachusetts had the power to tax its citizens B. Massachusetts needed to pay its debts C.
1. 1 answer
2. asked by Jaycee
3. 1,121 views
9 squares and the 5 is in the middle, fill in the other squares using 1-9 to make all columns, rows, and diagonals equal.
1. 1 answer
2. asked by Jon
3. 1,097 views
Kasey is thinking of 2 munbers. The sum of the two numbers is -18. Their difference is 38. Write a system of equations that can
1. 1 answer
2. asked by Resha
3. 1,091 views
Plan A cost 30 per year and 2.00 per game.Plan B cost 75er year and 0.50 per game Write a linear equation to find the cost of
1. 1 answer
2. asked by dallia
3. 1,091 views
which of the seven level of classification is most specific?Please help I don't get this!!!!!
1. 2 answers
2. asked by Laruen
3. 1,089 views
a loaded cart as a total mass of 227kg.if a 312-N force acting at angle of 30° to the ground is applied, how much work is done
1. 1 answer
2. asked by i need your help please :(
3. 1,088 views
I urgently need you to check these sentences. Thank you very much for helping me. I don't know a few technical terms.1) I can
1. 2 answers
2. asked by Henry2
3. 1,084 views
Projectile Motion: An object is propelled upward at an angle theta, 45 degree < theta <90 degree, to the horizontal with an
1. 0 answers
2. asked by sammy
3. 1,075 views
Remarks The gravitational force between the charged constituents of the atom is negligible compared with the electric force
1. 1 answer
2. asked by matt
3. 1,072 views
Mrs.Garcia had 2/3 of a pumpkin pie left. her sons ate 3/8 of what was left. what fraction of the whole pie did her sons eat??
1. 2 answers
2. asked by ritzy
3. 1,065 views
the sum of the 4th and 8th terms is 10, and the sum of the 6th and 12th terms is 22. Find the first three terms.
1. 1 answer
2. asked by esa
3. 1,060 views
You leave San Diego and local noon shows 5pm what's your longitude?
1. 2 answers
2. asked by Anonymous
3. 1,043 views
An airplane flies at an altitude of 5mies toward a point directly over an observer. The speed of the plain is 600 miles per
1. 2 answers
2. asked by Claire
3. 1,029 views
hi!i am a f4 student in hk.i have know the basic concept of balance equation.but some too complex equation i cant balance.is
1. 4 answers
2. asked by kate
3. 1,026 views
A tank was filled with 20L of water. However, there was a hole and 2/3L was leaked out every minute.How long did it take for the
1. 2 answers
2. asked by urgent help needed pls
3. 1,015 views
I don't know to find the derivative of the following trig functions. Please help.f(x)= cotx h(x0= secx i(x)= cscx
1. 0 answers
2. asked by Claire
3. 1,004 views
The point A(-2, 3) is translated using T: (x,y) �¨ (x + 4, y + 2).What is the distance from A to A'? square root 6 2 square
1. 0 answers
2. asked by Dana
3. 1,002 views
The perimeter of a rectangle is 110cm. The length is 1cm more than twice the width. Write 2 equations that would be used to
1. 1 answer
2. asked by Resha
3. 993 views
A ball is tossed so that it bounces off the ground, rises to height of 2 m, and then hits the groundagain 0.75 m away from the
1. 1 answer
2. asked by steve bob joe
3. 993 views
Verify these answers1.Which of the six trigonometric functions are positive in quadrant III? Answer: tangent and cotangent
1. 1 answer
2. asked by Melinda
3. 988 views
Please reply my science post I really want to know if Im correct because I just post and you ignore it. PLEASE check it.Thank
1. 4 answers
2. asked by Laruen
3. 986 views
Amy, a senior, bought a car last year so that she could drive to school on the days when she needed to stay after class for
1. 1 answer
2. asked by help please help!!!
3. 980 views
solve for x. |3x-2| = |2x+5|+1okay so for these one it be |3x-2| = |2x+5| because 1 times in with |2x+5| or it be (-2x-5)
1. 2 answers
2. asked by Shreya
3. 973 views
Does (-18) balance with (-6)+ 3(-4)? Show work to answer please
1. 6 answers
2. asked by Jazz
3. 972 views
How much gravitational force is exerted on a cement block that has a mass of 18 kg?
1. 1 answer
2. asked by Everett
3. 969 views
A spring force constant 210 N/m vibrates with an amplitude of 28.0 cm when .250 kg hangs from it.What is the equation describing
1. 1 answer
2. asked by Ally
3. 968 views
The length of a rectangular playground is 4 meters less than 3 times the width. The perimeter is 64 meters. Write 2 equations
1. 1 answer
2. asked by Resha
3. 964 views
A bullet penetrates 7 cm into a block of wood when fired at a speed of 33 m/s. Find the deceleration and the time taken to stop.
1. 1 answer
2. asked by lori
3. 964 views
Can you please explain step by step on how to do this problem?Condense the expression. 2(log base 6 of 15 - log base 6 of 5) +
1. 1 answer
2. asked by Lynn
3. 963 views
A room has 750 cubic feet of space. If the room is as high as it is long and wide, what is the approximate height of the rooms
1. 1 answer
2. asked by Linda
3. 959 views
Divide.z4/5 divide by z1/2
1. 3 answers
2. asked by Linda
3. 955 views
An electron moving along the x axis has a position given by x = 14te^-5t m, where t is in seconds. How far is the electron from
1. 1 answer
2. asked by John
3. 953 views
who was the 8th US president
1. 1 answer
2. asked by Jane
3. 953 views
find the coefficient of x^5 in the expansion (x+2)(x+1)^8
1. 3 answers
2. asked by Aliah
3. 950 views
list the necessary steps needed to find the missing answer2*(3+5)=____-7
1. 1 answer
2. asked by nicole
3. 949 views
A molecule that contains all the information a cell needs to make protein:a) ATP b) carbohydrate c) lipid d) protein e)
1. 1 answer
2. asked by kk-gothgirl-kk
3. 948 views
which form of classification groups animals based on their phylogenetic similarities?a) order b) cladistics c) linnaeus d)
1. 1 answer
2. asked by kk-gothgirl-kk
3. 941 views
what is a good quote, if you chose what would be your quote of the day??
1. 1 answer
2. asked by kk
3. 936 views
The radius of a chromium atom is 125 pm. How many chromium atoms would have to be laid side by side to span a distance of 1.62
1. 3 answers
2. asked by love
3. 935 views
1. In most organisms, what kind of organisms are producersAnswer:plants 2. What benefit do decomposers provide for an ecosystem?
1. 3 answers
2. asked by Jaycee
3. 922 views
WHen a wrecking ball hits a wall, it is usually moving at about 10 km/h, which is not very fast. How can this ball knock down a
1. 1 answer
2. asked by Micheal
3. 912 views
como se representa 26/8 en fraccion en un pastel
1. 0 answers
2. asked by oliver
3. 902 views
Compare and contrast water-soluble and fat-solble vitamins.
1. 1 answer
2. asked by cheyanne
3. 895 views
What is Nonimportation Agreement?I looked in my textbook in the glossary section but it's not there. Please Help! Thank You!
1. 4 answers
2. asked by Laruen
3. 882 views
Equation Models QuestionSymbolic Model 2x+3=(-5) Answer and check the solution please.
1. 0 answers
2. asked by Jazz
3. 880 views
One number is 12 less than three times another number. Their sum is 188. Write two equations that would be used to solve the
1. 2 answers
2. asked by Resha
3. 867 views
What were the failures of Milliard Fillmore as president?
1. 2 answers
2. asked by Anonymous
3. 853 views

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