Total # Posts: 334
A decorative pottery bowl with a diameter of 30 cm is used as a garden ornament . A rain shower fills it with water to a maximum depth of 7 cm. The bowl is slowly tipped to remove the water. What angle will the rim of the bowl make with the horizontal when the water begins to ...
November 24, 2016
Choose the correct answers for (a) the total installment price, (b) the carrying charges, and (c) the number of months needed to save the money at the monthly rate to buy the item for its cash price. A dinette table with a cash price of $200 at $8.50 down and $11.00 per month ...
May 5, 2016
1. Why does Scrooge object people enjoying Christmas? A. he is sad at Christmas because Marley died on Christmas Eve B. He actually likes Christmas and only pretends to dislike it. C. He believes poor people should be unhappy, even at Christmas. D. He cares only for making ...
March 18, 2016
Ann is driving down a street at 50 km/h. suddenly a child runs into the street. if it takes ann .75 seconds to react and apply the brakes. how many meters will ann have moved before she begins to slow down? If she slows down at a rate of 1.5m/s^2, how long will it take her to ...
February 24, 2016
A river flows due east at 1.54 m/s. A boat crosses the river from the south shore to the north shore by maintaining a constant velocity of 11.2 m/s due north relative to the water. What is the velocity of the boat relative to shore?
February 4, 2016
In December 2004, the exchange rate of Mexican pesos to American dollars was 9.52 to 1. You paid 450 pesos for a jacket. Use the following model to find the price of the jacket in dollars. Show work
February 1, 2016
The Arkansas State Capitol Building is a smaller version of the U.S. Capitol Building. The U.S. Capitol is 752 feet long and 288 feet tall. The Arkansas State Capitol is 564 feet long. What is the height of the Arkansas State Capitol? Show work
February 1, 2016
Check 3 world history answers of mine?
7. Which of the following was not a goal of Roosevelt's Square Deal? Creation of a social security system. Conservation and preservation of the environment in America.* 10. One reason powerful nations rushed to grab colonies in the 1800s was the desire for raw materials ...
January 20, 2016
Check my answers for world history
Star* by my answer 7. Which of the following was not a goal of Roosevelt's Square Deal? Creation of a social security system. Ensure that goods produced by American businesses were safe for consumers.* Conservation and preservation of the environment in America. 9. Which ...
January 20, 2016
Can someone explain this inequality equation to me please? I'm so confused. Here's what I have so far. |2x 1| + 10 ≥ 5 |2x 1| + 10-10 ≥ 5-10 |2x 1|≥-5 2x-1≥5, 2x-1≤-5 2x-1+1≥5+1, 2x-1+1≤-5+1 2x≥6, 2x...
November 1, 2015
Felipe made a toy boat out of clay, but it kept sinking in water. He changed the boat's design by making it slightly wider than before. Why did Felipe's newly designed boat float on water? A. He decreased the density by increasing the volume. B. He decreased the ...
October 28, 2015
Sharon made a scale drawing of a triangular park. The coordinates for the vertices of the park are: ( 10, 5) (15, 5) (10, 12) Her scale is 1 unit = 1 meter. What is the area of the triangular park in square meters?
June 13, 2015
Mary has a savings account and is earning 10% annual interest compounded semi-annually. If she deposits $2,000 in the account every six months for three years, what will the future value of her account be? How much interest will she have earned?
May 20, 2015
The soda was found to have a sugar concentration of 9.6% (wt./vol.). How many teaspoons of sugar are in a can of soda? (One can is 12fl.oz or 355mL) (1 teaspoon is approx. 4g)
April 27, 2015
I have an unknown culture that began as a yellow broth on Day 1. However, 18 hours later, after incubation, the broth turned pink. Any idea of what organism(s) this could be?
April 16, 2015
Approximately _____ of the country's adult population has internet access. a. one-third b. two-thirds c. one-quarter d. three-quarters I am guessing d. the others seem to low. The book states that the number of U.S. internet users hit 194 million in 2008 (85 percent of ...
April 9, 2015
There are up to _______ judges on an appeals court, only ______ usually hear each case. a. 12;5 b. 12;3 c. 15;5 d. 15;3 I chose d. The book states that, that the United states is divided into 13 courts of appeals. There are 12 geographic circuits, and 1 U.S. Court of Appeals. ...
April 9, 2015
Though no vote ____taken, each delegate and alternate _____there. a.was, was b.was, were c.were, was d.were, were I chose a, because I think that each before delegate makes it singular. But I also think that and between delegate and alternate might mean it plural
April 7, 2015
Calculate the solubility of Ag2CrO4 in a) 0.05M KClO4 b) 0.005M AgNO3 a) I have figured out: Ag2CrO4=2Ag- + CrO42- Ksp=1.12*10^-12. Ksp=[2Ag]^2*[CrO4] Ksp=(2x)^2(x) = 1.12*10^-12=4x^3= x=2.65*10^-5 (?) b)Ag2CrO4=2Ag- + CrO42- Ksp=1.12*10^-12. Ksp=(2[Ag-]+0.005M)^2*[CrO42-] 1....
April 6, 2015
Some might suggest that the Constitution favoured placing power in the hands of economic elites. Which of the following does NOT fit this argument? A. The Electoral College B. The election of senators C. The Tenth Amendment D. The presidential veto I think D-don't think ...
January 6, 2015
A shift towaard cooperative federalism was evidenced by President Obama's support of the stimulus bill that included temporary_______funding for_______functions such as education and public safety. A.federal;state B.state;state C.state;federal D.federal;state I think D; ...
January 6, 2015
The top 1 percent of the American population possesses what percentage of the nation's wealth? A. 20 B. 27 C. 33 D. 39 The book says that the top 5 percent of the American population gets more than 21 percent of the national income. I'm thinking maybe c
January 5, 2015
The cost of the Iraq War, as of June 2009, equals: A. Giving 32 million four-year college scholarships B. enrolling more than 100 children in Head Start programs C. building 5 million new public-housing units D. either A or B is correct The books says that 114 million kids in ...
January 5, 2015
Two toy ducks attached to each other by a string, are being pulled by a child. The front duck is m1= 5.0 kg and the back duck is m2= 2.0 kg. The happy guy pulls them with a force of 10 N and friction exists. The toys are moving with constant velocity. A) if the coefficient of ...
October 22, 2014
please help physics!!!!
Two dynamics carts are placed end to end. Cart 1 (1.2 kg) is stuck to cart 2 (1.8 kg). Cart 1 is pushed with a force of 18.9 N (west),causing cart 1 to push cart 2 forward. Ignore the force of friction. Calculate the acceleration of each cart Calculate the force that cart 1 ...
October 21, 2014
The probability that their baby will be a carrier of the gene for PKU is (A) ___3/4_______. The probability that their baby will be affected by PKU is (B) __________. If both genotypes were Pp, the probability that their baby would be affected by PKU would be (C) ___1/4______...
May 30, 2014
biology plz help
Holly knows from talking with Renee that genes control traits and are determined by the sequence of nucleotides. When that sequence of nucleotides is altered for some reason during DNA replication, it can lead to the gene being expressed in a different way or to a genetic ...
May 27, 2014
bio please help Dr. Wycowickz
Renee was studying the process where DNA is copied so that dividing cells each get a full copy, but she was having some trouble keeping it all straight. She knew that DNA had to be unwound like a zipper in order to be copied. Once separated, each strand can be a template for ...
May 26, 2014
bio please help Ms sue
DNA is copied by an enzyme called DNA (A) __________, and the process of copying DNA is called (B) __________. The two new double-stranded DNA molecules have one strand from the original DNA molecule and one strand from the freshly assembled strand of nucleotides. This is ...
May 26, 2014
Which gamete, the egg or sperm, determines if Holly and Edward will have a boy or girl? (A)__________ If in the future Holly and Edward have three boys, what is the probability that their fourth child will be a girl? (B)__________ MY FIRST ANSWER IS SPERM NOT SURE ON THE ...
May 26, 2014
As you exercise, bones become __________ dense. This is because the process of bone remodeling allows __________ to deposit calcium into your bones, making them stronger with regular exercise. Less, osteoclasts Less, osteoblasts More, osteoblasts More, osteoclasts
May 25, 2014
A standardized third grade reading test, called the We Can Read Test, has a mean of 50 with a standard deviation of 10. A developmental psychologist conducts a study, where he assesses the reading ability of a random sample of 75 third graders using the We Can Read Test, and ...
April 16, 2014
What is the area of an equilateral triangle with sides of 10 inches and height of 7 inches? Can you please check my answer and my reasoning? A. 44 sq. in. B. 20 sq. in. C. 70 sq. in. D. 35 sq. in. I picked D, because I took 10x7=70and divided that by 2, which equals 35 sq. in...
February 12, 2014
Math grade 8
Karim is painting a design on a cylindrical barrel. The height of the barrel is 1.2 m. The radius of its base is 0.3 m. What area will the paint have to cover? (Remember to include the bottom and lid of the barrel.)
December 1, 2013
The Canadian $2 coin has a copper centre surrounded by a ring of nickel. The diameter of the coin is 2.8 cm. The area of the copper centre is 2.0 cm2. What is the area of the nickel ring?
November 25, 2013
Archers need to use arrows that do not bend easily. Th e table shows how the weight of an arrow affects its spine, or the distance the center of the arrow bends when a certain constant weight is attached. Graph the data in the table to find a linear and a quadratic model for ...
November 5, 2013
A batch consists of 20 bad apples and 80 good ones. What is the probability of selecting 2 good apples when two are randomly selected if the first selection is replaced before the second is made?
July 15, 2013
Steven collected data from 20 college students on their emotional responses to classical music. Students listened to two 30-second segments from The Collection from the Best of Classical Music. After listening to a segment, the students rated it on a scale from 1 ...
July 9, 2013
The key to using a pedometer to meet the Physical Activity Guidelines for Americans is to _________. A. First set a time goal and then calculate how rigorous the steps need to be each day to reach your goal B. First calculate how many steps are needed weekly and then match it ...
April 17, 2013
Which one of these statements is true about a "bumper-to-bumper" warranty. A. Normal wear and tear is NOT covered by the warranty. B. All expenses except gasoline and routine oil changes are covered by the warranty. C. Every part and system is covered without ...
April 12, 2013
Suppose an insurance agent offers you a policy that will provide you with a yearly income of 50,000 in 30 years. What is the comparable salary today, assuming an inflation rate of 6% compounded annually? ( round your answer to the nearest cent )
February 20, 2013
How much should I deposit at the end of each month into and investment account that pays 9% copounded mothly to have 4 million when I retire in 43 yrs. What is the interest that comes form the 4 million
January 29, 2013
Math 6 help ??????
teacher brings 3 gallons of juice on a field trip. There are 36 students on the trip. a. How many fluid ounces of juice does the teacher bring? Show your work. b. Does the teacher have enough juice to give each student a 12-fluid ounce glass of juice?
January 27, 2013
The height of a rider on a Ferris wheel is given by h(t)=12-10c0s(2pi)(t) meters, where t gives time, in minutes of the ride. a. Find the amplitude, midline, and period of the function h. b. During the first two minutes of the ride, find the times when the rider has a height ...
December 3, 2012
A man jumps straight up at 5m/s. a. Determine the time the man is in the air. b. Determine the maximum height the man would reach. c. As he jumps, a jerk pushes him in the back, giving him a velocity of 12m/s. determine the range of the man. d. Solve for the resultant velocity...
November 19, 2012