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Questions Asked on December 19, 2011

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. asked by Andrea
3. 9,159 views
for each pair of substances, circle the substance with more thermal energy and explain why? A0 500g of water at 35 degree C VS.
1. 2 answers
2. asked by faith
3. 4,958 views
The endpoints of are A(9, 4) and B(5, –4). The endpoints of its image after a dilation are A'(6, 3) and B'(3, –3). can you
1. 8 answers
2. asked by Cindy
3. 4,172 views
A cube of wood with a density of 0.780 g/cm3 is 10.0 cm on each side. When the cube is placed in water, what buoyant force acts
1. 2 answers
2. asked by George
3. 4,042 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. asked by Andrea
3. 3,992 views
how much heat must be absorbed by a 500 g pot of water to raise the temperature from 20 degree C to 30 degree C?
1. 1 answer
2. asked by faith
3. 3,983 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. asked by Andrea
3. 3,916 views
explaining the relationship between informative, explanatory and persuasive statements and critical thinking
1. 3 answers
2. asked by maria
3. 3,843 views
When serving a tennis ball, the player hits it when its velocity is zero (at the highest point of a vertical toss). The racket
1. 1 answer
2. asked by Amelia
3. 3,554 views
A stunt pilot is testing a new plane. The equation that models his height over time is f(x)=15x^2 -195x +950, where x is his the
1. 6 answers
2. asked by Elli
3. 2,663 views
A water bed that is 1.5 m wide and 2.5 m long weighs 1055 N. Assuming the entire lower surface of the bed is in contact with the
1. 1 answer
2. asked by George
3. 2,590 views
3. Given the function defined by y = x + sinx for all x such that -π/2<=x<=3π/2a. Find the coordinate of all maximum and
1. 2 answers
2. asked by Yoona
3. 2,492 views
9. Which of the following sentences is correctly capitalized?A. His mother is a Doctor. B. Jennifer dreamed of a wedding in
1. 3 answers
2. asked by Sis
3. 2,417 views
find the exact value of sin(u+v) given that sin u=3/5 and sin v= 15/17
1. 1 answer
2. asked by k
3. 2,313 views
Water flows at a speed of 15 m/s through a pipe that has a radius of 0.40 m. The water then flows through a smaller pipe at a
1. 1 answer
2. asked by Ben
3. 2,238 views
A hot 0.25-kg piece of iron is placed in a calorimeter containing room temperature water. How much heat is lost by the iron as
1. 3 answers
2. asked by faith
3. 2,191 views
the ninth term of an arithmetic sequence is 23 and the 33rd term of the sequence is -241 , calculate the sume of the first 15
1. 3 answers
2. asked by Poppy
3. 2,056 views
A person travels 4 meters North 6 meters West and 4 meters South. what is the total displacement?
1. 1 answer
2. asked by Sharon
3. 1,881 views
Modos Company has deposited $2000 in checks received from customers. It has written $1400 in checks to its suppliers. The
1. 1 answer
2. asked by Ann-Marie
3. 1,831 views
can u help me with a problem like this find the original price: tickets marke35% to $59.40and find the percent of the discount
1. 4 answers
2. asked by micheal
3. 1,546 views
Organisms that live in environments and are hypotonic have cell membranes that differ in permeability from those that live in
1. 1 answer
2. asked by mark
3. 1,533 views
A constant friction force of 15 N acts on a 70 kg skier for 20 s. What is the skier's change in velocity?
1. 1 answer
2. asked by Amelia
3. 1,530 views
A 0.145 kg baseball pitched at 35.0 m/s is hit on a horizontal line drive straight back toward the pitcher at 52.0 m/s. If the
1. 3 answers
2. asked by Amelia
3. 1,445 views
1. A sheet of cardboard 3 ft. by 4 ft. will be made into a box by cutting equal-sized squares from each corner and folding up
1. 1 answer
2. asked by Yoona
3. 1,404 views
I urgently need you to check the following sentences on job satisfaction.Thank you.1) This newspaper article is about job
1. 1 answer
2. asked by Henry2
3. 1,347 views
11. Choose the plural noun that's spelled correctly.A. Fathers-in-law B. Editor in chiefs C. Phenomenons D. Pianoes I selected
1. 3 answers
2. asked by Sis
3. 1,305 views
In rectangle ABCD, shown here, ACB measures 30° and. CD = 40 mm. What is the area of rectangle ABCD? Express your answer as
1. 1 answer
2. asked by mohib
3. 1,234 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. asked by Andrea
3. 1,195 views
A board has a mass of 750 g. If you ground the whole board down to sawdust what would be the mass of the pile of sawdust?
1. 21 answers
2. asked by Frances
3. 1,168 views
Two numbers have a ratio of 7:5. The sum of the two numbers is 960. What are the two numbers?
1. 2 answers
2. asked by Aubrey
3. 1,143 views
totally stuck can someone help pleaseP P'(–8, –3) for the glide reflection where the translation is (x, y) (x –2, y –5)
1. 1 answer
2. asked by Cindy
3. 1,135 views
Saturn’s largest moon, Titan, is actually larger than the planet Mercury. It is also one of the few bodies in the solar system
1. 0 answers
2. asked by Amy
3. 1,120 views
125 pounds decreased by 4%
1. 2 answers
2. asked by micheal
3. 1,088 views
A repair shop tested two methods(a & B) of replacing a broken roller. In testing method A, these times in minutes were measured
1. 0 answers
2. asked by Debra
3. 1,037 views
Draw an equilateral triangle. Divide each side in half and join the points to make four small equilateral triangles. Rearrange
1. 2 answers
2. asked by marie
3. 1,002 views
totally stuck can someone help pleaseP P'(–8, –3) for the glide reflection where the translation is (x, y) (x –2, y –5)
1. 0 answers
2. asked by Cindy
3. 994 views
A horizontal force of magnitude 33.5 N pushes a block of mass 3.80 kg a distance of 3.00 m across a floor, where the coefficient
1. 1 answer
2. asked by t.a.
3. 984 views
How much heat energy is needed to convert 125.0g of ice from -27.0ºC to a liquid at 50.0ºC?
1. 0 answers
2. asked by Cha-Ching
3. 929 views
A billiard ball moving with a speed of +4 m/s runs head on into the back of another ball moving with a speed of +2 m/s. After
1. 1 answer
2. asked by Bassel
3. 920 views
Assuming all volume measurements are made at the same temperature and pressure, how many liters of carbon dioxide gas can be
1. 1 answer
2. asked by sarena
3. 912 views
Can you please correct these two sentences, thank you for the help earlier by the way. =)La mayoría de sus pinturas marinas y
1. 4 answers
2. asked by Lisa
3. 909 views
13. When preparing a formal business presentation, the phase that can make or break your report is the _______ phase.A. outline
1. 1 answer
2. asked by Sis
3. 904 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. asked by Andrea
3. 886 views
2. In which of the following sentences is the symbol used correctly? DA. Rachel's rent has gone up to 765$ a month. B. Jason
1. 1 answer
2. asked by Sis
3. 878 views
WHAT DO YOU CALL A DUCK THAT STEALS?
1. 7 answers
2. asked by james
3. 871 views
Find a1 in a geometric series for which Sn = 300, r = -3, and n = 4
1. 1 answer
2. asked by melyssa
3. 865 views
Help appreciated~1.Use the quadratic formula to determine when f(x)= x^2 +7x + 7 is greater than 0. Round your answer to two
1. 1 answer
2. asked by Jayson
3. 859 views
I having problems these sentences on sentence fragments and run-on sentences, including both fused sentences and comma splices
1. 6 answers
2. asked by aran
3. 859 views
Find the product: (4k^5)(-2k)^3Is it -32k^8 or -32k^2 I don't know rather to add or subtract the 5 & 3.
1. 1 answer
2. asked by Cass
3. 820 views
Scores on a certain nationwide college entrance examination follow a normal distribution with a mean of 400 and a standard
1. 1 answer
2. asked by Kelly
3. 816 views
1. A conditional sentence with a false antecedent is always (Points : 1)true. false. Cannot be determined. not a sentence. 2.
1. 1 answer
2. asked by thomas
3. 782 views
What mass, in grams, of oxygen gas (O2) is contained in a 10.5 liter tank at 27.3 degrees Celsius and 1.83 atmospheres? Show all
1. 1 answer
2. asked by sarena
3. 781 views
I urgently need you to help me check these sentences on house swapping. Thank you veru much.1) House swapping is a very common
1. 1 answer
2. asked by Henry2
3. 766 views
How many liters of hydrogen gas can be produced if 102 grams of methane gas (CH4) are combusted at 315 K and 1.2 atm? Show all
1. 1 answer
2. asked by sarena
3. 754 views
A particle moves on the x axis so that it's position at any time t is greater than or equal to 0 is given by x(t)=2te^-t.A) find
1. 1 answer
2. asked by Jacob
3. 754 views
Shall I replace "you" with "people" or "we"? Thank you.1.This newspaper article is about job satisfaction. It claims that the
1. 1 answer
2. asked by Henry2
3. 716 views
A 80 kg man weighs 784 N on the Earth's surface. How far above the surface of the Earth would he have to go to "lose" 15% of his
1. 1 answer
2. asked by alex
3. 687 views
write the ratio as a fraction in simplest form in two ways for 64/24
1. 2 answers
2. asked by keisha
3. 677 views
What factors affect the gauge pressure within a fluid?a. fluid density, depth, free-fall acceleration b. fluid volume, depth,
1. 0 answers
2. asked by Alla
3. 677 views
You are the design engineer in charge of the crashworthiness of new automobile models. Cars are tested by smashing them into
1. 0 answers
2. asked by Amelia
3. 677 views
$35 soccer cleats marked up 95%
1. 2 answers
2. asked by micheal
3. 672 views
6. Through the grants of power in the Constitution, the Framers sought to: (Points : 5)define the powers of state governments.
1. 2 answers
2. asked by jacquie
3. 641 views
Caregivers shouldn't allow dress-up play with hats when
1. 2 answers
2. asked by Shron
3. 636 views
Verify if question a is correct I calcuated twice now and I am getting 0 as an answer.I don't understand question b a) Examine
1. 3 answers
2. asked by Elli
3. 634 views
A 7.24 g bullet moving at 636 m/s penetrates a tree to a depth of 4.87 cm. Use energy considerations to find the average
1. 1 answer
2. asked by Ama
3. 632 views
A rectangular yard 75 feet by 135 feet has a fence with a post every five feet.How many posts are needed for the entire fence?
1. 1 answer
2. asked by Marlunaray
3. 626 views
3. which of the following is not likely to indicate that a double-displacement reaction has occurred neutralization of acids and
1. 1 answer
2. asked by Anonymous
3. 622 views
A person travels 4 meters North 6 meters West and 4 meters South. what is the total displacement?
1. 1 answer
2. asked by Sharon
3. 613 views
A circular hatch in the hull of a submarine has a radius of 40.0 cm. The submarine is 850.0 m under water. If atmospheric
1. 0 answers
2. asked by Sally
3. 610 views
In my class I had to choose a major national issue and identify the forces in a political party that help drive the party to its
1. 1 answer
2. asked by m
3. 592 views
how do you use fractions, decimals, and percentages in marinebiology and archeology ????? i need help!!!!!!
1. 1 answer
2. asked by serina
3. 586 views
A projectile is shot horizontally at 220 m/s from the top of a 620 m high cliff.A) How long till the projectile hits the ground?
1. 2 answers
2. asked by Allison
3. 585 views
I urgently need you to check these sentences on house swapping. It's really important! I'm posting them to you again.1) House
1. 0 answers
2. asked by Henry2
3. 583 views
I tried to check the you forms. Thank you for your corrections.Other minor adjustments can be made to improve people's situation
1. 1 answer
2. asked by Henry2
3. 582 views
Information provided:Whooping Crane Population Size 1940-1996 Year # Cranes 1940 22 1950 34 1960 33 1970 56 1980 76 1990 146
1. 0 answers
2. asked by Jake
3. 574 views
When serving a tennis ball, the player hits it when its velocity is zero (at the highest point of a vertical toss). The racket
1. 2 answers
2. asked by Amelia
3. 574 views
I am not exactly sure of what I'm supposed to do in the following question:Describe and correct the error, given the functions
1. 3 answers
2. asked by Jessica
3. 571 views
what factors contribute to the formation of fertile, deep topsoil in temperate regions?
1. 3 answers
2. asked by emily
3. 562 views
In a bumper test, three types of autos were deliberately crashed into a barrier at 5 mph, and the resulting damage (in dollars)
1. 0 answers
2. asked by carl
3. 561 views
I don't know how to start the rephrase of Chapter 1 of Jane Austen's Pride and Prejudice.Can you please have a look at it? I
1. 1 answer
2. asked by Henry2
3. 560 views
Consider this question Is a paired t-test more powerful than a a test between independent samplesa. A paired t- test is more
1. 1 answer
2. asked by Debra
3. 548 views
In Dallas, some fire trucks were painted yellow (instead of red) to heighten their visibility. During a test period, the fleet
1. 1 answer
2. asked by sue
3. 542 views
A cardboard carton weighing 165 newtons is resting on a marble floor. If the coefficient of friction between cardboard and
1. 1 answer
2. asked by Jane
3. 542 views
Could you please help me rephrase the author's description of Mr. Bennet's personality. Thank you.This is the description given
1. 1 answer
2. asked by Henry2
3. 541 views
you are asked to estimate the average weight of an adult male passenger for a study to maximize the number of seats in a certain
1. 1 answer
2. asked by KK
3. 541 views
You paint a reddish brown board yellow.Have any properties of the wood changed?Has a chemical reaction occured
1. 1 answer
2. asked by Frances
3. 539 views
using VSEPR THEORY explain why1)BF4- is a tetrahedral molecule 2)SF3+ is a Trigonal pyramidal molecule 3)ICI4- IS A SQUARE
1. 0 answers
2. asked by laura
3. 531 views
What is the measure of the length of a rectangle with a width of 3x + 4y + 1 and a perimeter of 24x + 18y + 32?
1. 1 answer
2. asked by steph
3. 529 views
From a survey of 200 college students, a marketing research company found that 125 students owned iPhones, 90 owned cars, and 85
1. 1 answer
2. asked by Delores
3. 520 views
I changed a few things trying to use synonyms. Can you please tell me they are possible? Thank you very, very much!1) House
1. 1 answer
2. asked by Henry2
3. 516 views
o test the hypothesis that students who finish an exam first get better grades, Professor Hardtack kept track of the order in
1. 1 answer
2. asked by jack
3. 511 views
You paint a reddish brown board yellow.Have any properties of the wood changed?Has a chemical reaction occured
1. 1 answer
2. asked by Frances
3. 511 views
i'm not understanding mixed numbers and improper fractions. (the part where you convert one into another) WHAT DO I DO?!?!
1. 2 answers
2. asked by lizzy
3. 509 views
how do u write decimals as fractions and how do u write decimals as mixed numbers in simplest form?
1. 1 answer
2. asked by Anonymous
3. 503 views
You find that a small business loan in the amount of 50,000 is the amount you need to purchase the restaurant location. After
1. 2 answers
2. asked by Anonymous
3. 502 views
Does lovastatin (a cholesterol-lowering drug) reduce the risk of heart attack? In a Texas study, researchers gave lovastatin to
1. 1 answer
2. asked by sue
3. 493 views
An airplane cruises northeast at a steady rate. Its speed can be broken down into two components:320 miles per hour due north
1. 1 answer
2. asked by Raygan
3. 488 views
I have a question- I finished reading The Sound and the Fury and I have 50 questions to answer;I'm not sure about two of them;
1. 1 answer
2. asked by Bethany
3. 486 views
What are the significants of staffing function?
1. 1 answer
2. asked by Rockson
3. 483 views
For the balanced equation shown below, how many grams of H2SO4 reacted, if 50.9 grams of H2 are produced?Mg+H2SO4=>MgSO4+H2
1. 1 answer
2. asked by alesa
3. 480 views

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