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Questions (1,175)

A woman wearing high-heeled shoes stands on a wooden floor. Her total weight is 480N and acts equally on each foot.Why are marks
1. 1 answer
2. 413 views
tomorrow is my friend's birthday and she's turning 15 so I'm writing her a birthday card and I was wondering if I did any
1. 5 answers
2. 614 views
What were the crusades? What motivated most Europeans to join the crusades?
1. 2 answers
2. 631 views
Hello I'm doing a powerpoint on the history of computers for business but I just have to look for people. Do you mind giving me
1. 3 answers
2. 531 views
Maria is making a stained glass window in the form of a kite. The width of the window must be 15 in., and she only has enough
1. 4 answers
2. 1,674 views
Explain why knowing the height is needed when finding the perimeter of a right triangle.
1. 5 answers
2. 2,535 views
Andrea has a yard shaped like parallelogram ABCD. The garden area, parallelogram EFGB, has an area of 105 ft. If Andrea wants to
1. 5 answers
2. 912 views
If a cylinder’s radius and height are each shrunk down to a third of the original size, what would be the formula to find the
1. 2 answers
2. 1,306 views
The volume of a square pyramid is equal to _____ times the volume of a cube where the bases are the same, but the square pyramid
1. 7 answers
2. 1,235 views
How does the volume of a square pyramid change if the base area is quadrupled and the height is reduced to 1/9 of its original
1. 7 answers
2. 1,215 views
How does the volume of a rectangular prism change if the width is reduced to 1/10 of its original size, the height is reduced to
1. 6 answers
2. 1,064 views
I have to do a powerpoint on the Black Death. Where can I find the best information to write about it?
1. 3 answers
2. 447 views
You will often see proj (Vector a onto Vector b) written as projb⃗ a⃗ .Show that projb⃗ a⃗ =(a⃗ ⋅b⃗/ b⃗ ⋅b⃗
1. 1 answer
2. 702 views
A cylindrical water tank has a diameter of 20 feet and a height of 15 feet. How much water is needed to fill the tank?
1. 4 answers
2. 1,642 views
What is the height of a cylinder with a volume of 384π cubic inches and a radius of 8 inches? Round to the nearest tenth of an
1. 2 answers
2. 662 views
A circle with a radius of 1/2 ft is dilated by a scale factor of 8. Which statements about the new circle are true? Check all
1. 6 answers
2. 2,708 views
The circumference of a circle changes from 20 to 4 after a dilation. What was the scale factor of the dilation?A. 1/25 B. 1/5 C.
1. 3 answers
2. 928 views
A triangle is enlarged by a factor of 3. The perimeter of the new triangle is 36 feet. What could be the lengths of the sides of
1. 2 answers
2. 1,340 views
A rectangular prism has a base that is 5 cm by 7 cm and a height of 12 cm. If all dimensions are doubled, what happens to the
1. 4 answers
2. 1,142 views
A rectangle has an area of 6 square meters. What will be the area of the rectangle if each side length is increased by a factor
1. 4 answers
2. 1,556 views
A trapezoid has a perimeter of 14 feet. What will the perimeter be if each side length is increased by a factor 7?A. 21 feet B.
1. 4 answers
2. 1,627 views
In baseball, the length of the path between each pair of consecutive bases is 90 feet. The paths form right angles. How far does
1. 5 answers
2. 4,958 views
A hydrogen atom has one proton, two neutrons, and no electrons. Is this atom an ion?
1. 3 answers
2. 903 views
An atom of sodium-23 (atomic number = 11) has a positive charge of +1. Given this information, how manyelectrons does it have?
1. 2 answers
2. 695 views
Determine an equation of the line of intersection of the planes 4x − 3y − z = 1 and 2x + 4y + z = 5.
1. 3 answers
2. 1,179 views
List as many details as you can for each of the topic sentences.1. Walking briskly for a mile after a day sitting at a desk
1. 2 answers
2. 562 views
1. Consider the region bounded by the curves y=|x^2+x-12|, x=-5, and x=5 and the x-axis.A. Set up a sum of integrals, not
1. 2 answers
2. 1,320 views
A researcher believe that college students spend a different amount of time talking on the phone than they do instant messaging.
1. 2 answers
2. 539 views
Some students were asked, "Would you date someone with a great personality even though you did not find that person to be
1. 1 answer
2. 495 views
Which type of USB connector is always plugged into the computer to connect an external device?a. type A B. type B c. Micro d.
1. 2 answers
2. 1,167 views
1.You want to purchase a new hard drive for your workstation and are deciding between an HDD and SDD drive. Which of the
1. 5 answers
2. 2,024 views
You are shopping for a new computer. You see the memory listing as 1GBX4. What does this mean?A. 4 DDR first generation DIMMs B.
1. 4 answers
2. 2,293 views
Is 1/3 , 3/4 , 0.2 in order from least to greatest or is 5 1/8 , 5 1/4 , 5 2/3 in order from least to greatest?
1. 3 answers
2. 1,127 views
q 0 125 250 375 500 625 750C'(q) 27 35 41 45 43 46 51 Give fixed cost = 8800 and cost of producing 250 units is 17425, how much
1. 2 answers
2. 551 views
why is the world round, but look flat???????
1. 1 answer
2. 305 views
In return for offering the throne to William and Mary, it was demanded that all laws had to be approved by?A: Parliament B: King
1. 3 answers
2. 454 views
A 15.27 g sample of Mo2O3(s) is converted completely to another molybdenum oxide by adding oxygen. The new oxide has a mass of
1. 5 answers
2. 12,557 views
using your initial mass of copper, calculate the minimum volume of concentrated 12M nitric acid needed to completely react with
1. 4 answers
2. 1,652 views
A website promoting the use of alternative energy vehicles and hybrid technologies claims that, \"A typical automobile in the
1. 4 answers
2. 3,490 views
help on thesis writing
1. 1 answer
2. 354 views
A poll asked 500 adults if they thought Ontario should produce more, less or maintain current production of ethanol.-160 people
1. 4 answers
2. 1,297 views
Calculate the concentrations of all species in a 1.22 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous
1. 3 answers
2. 1,343 views
find the next two numbers in the pattern:-12, 60, -300, 1500
1. 3 answers
2. 684 views
is a negative times a negative ALWAYS positive? or can it be negative as well?
1. 3 answers
2. 615 views
would multiplying 3 negative integers always equal a positive integer?
1. 3 answers
2. 449 views
A 2.7 kg object falls from a tower. It experiences 2.3 N of air resistance. What is the acceleration?
1. 1 answer
2. 365 views
An unidentified flying object is cruising 30.0° north of east at a speed of 2132 km/h. How fast is it moving to the north?
1. 1 answer
2. 379 views
What is the horizontal component of the force of an object sloped at a 45° angle. pulling with a force of 110N.
1. 1 answer
2. 380 views
How fast is an object traveling after 3seconds if its terminal velocity is about 35 m/s.?
1. 1 answer
2. 338 views
Is the gradient of a function basically like the slope field.Also what is a conservative vector field. I know the definition but
1. 1 answer
2. 402 views
The National Institute of Science and Technology (NIST) kinetics database lists the rate constant, k, of a particular gaseous
1. 4 answers
2. 2,408 views
explain how mutations in dna affect the traits of an individual
1. 3 answers
2. 563 views
What is the error and correction in finding the difference?3/4 - 9/2 = 3 - 9/4 - 2 = (-6/2) = -3
1. 3 answers
2. 520 views
what are two fractions both not positive who has a product of 5/8
1. 6 answers
2. 1,251 views
overnight the low temperature dropped to -6 degrees Fahrenheit. If the high temperature during the day was 11 degrees
1. 4 answers
2. 1,391 views
Think about the work you completed in your reading character role. Determine the ideas that would be most worthy to share in a
1. 10 answers
2. 734 views
Treat the Earth and all that dwell thereon with respect.Remain close to the Great Spirit. Show great respect for your fellow
1. 3 answers
2. 612 views
Treat the Earth and all that dwell thereon with respect.Remain close to the Great Spirit. Show great respect for your fellow
1. 2 answers
2. 511 views
Solve the triangle α = 27 degrees 30', c = 52.8, a = 28.1
1. 2 answers
2. 689 views
A mass of 0.3 kg is attached to the end of a massless spring of spring constant 0.25 N/m. It is released from rest (t=0). After
1. 1 answer
2. 475 views
Find the number of negative integers greater than -500 that are divisible by 33.Also find their sum. How do I set up this
1. 2 answers
2. 654 views
A vector can be used to represent the path of a drill tip used to bore a deep mine shaft in Sudbury one quarter of the way to
1. 2 answers
2. 819 views
State whether or not the following statements are true. Justify your reasoning.?a. Vector a • (Vector b + Vector c) = Vector a
1. 5 answers
2. 1,889 views
A cube of mass m1 = 6.8 kg is sitting on top of another cube of the same size and mass m2 = 0.7 kg while they are both in
1. 4 answers
2. 6,991 views
Please help due in less than 2 hours!!A person whose mass is m = 86.0 kg steps on a mechanical bathroom scale placed on an
1. 2 answers
2. 516 views
Background: the Centaur impacts the moon with a velocity of 2.500 km/s (relative to the moon). Why is it acceptable to assume
1. 1 answer
2. 452 views
kers. They like accomplishing their work step-by-step and are good record keepers.a. conventional* b. enterprising c. social d.
1. 1 answer
2. 405 views
3. مَا .......... ياَ أَخِي ؟ إِسْمِي سَالِم‌أ. إِسْمُكِ ‌ب. إِسْمُهُ ‌ج.
1. 3 answers
2. 428 views
A student mixes 5.0 mL of 0.00200 M Fe(NO3)3 with 5.0 mL 0.00200 KSCN. She finds that theconcentration of FeSCN2+ in the
1. 4 answers
2. 3,449 views
Consider the decomposition of NH3 (g).2 NH3 (g) → N2 (g) + 3 H2 (g) The reaction is catalyzed on a surface of either tungsten
1. 4 answers
2. 986 views
An aqueous solution contains 64g of ethanol( C2H5OH) in 122 grams of solution. The mole fraction of ethanol is:
1. 3 answers
2. 767 views
. Antimony pentachloride decomposes according to the following equation.SbCl5 (g) → SbCl3 (g) + Cl2 (g) Suppose that 10.0 g of
1. 4 answers
2. 1,423 views
You measure the pH of a 0.50 M unknown acid solution using a pH meter and it is found to be 1.74. Whatis Ka for the acid? I know
1. 3 answers
2. 693 views
You find the Ka of your unknown acid is 6.3x10-5 . If you are being asked to make a buffer at pH 4.00, what is the appropriate
1. 3 answers
2. 857 views
1. Andean countries in South America include:*Ecuador and Bolivia *Peru and Chile *Ecuador and Columbia *Venezuela and Brazil I
1. 5 answers
2. 1,323 views
Simplify each expression.4^4\4^6 A. -16 B. 16 C. 1\16 D. -1\6 2. 5^0 A. 0 B. 5 C. 1 D. -5 1. C. 2. A
1. 9 answers
2. 1,196 views
Replace the___with<,>, or = to make a true statement.7^4\7^2_______49 A. < B. > C. = D. None if the above A?
1. 17 answers
2. 3,116 views
Multiply the following polynomials.1. -2r(8r+5) A. -16r^2+5 B. -16r^2+10 C. -16r^2-10r D. -16r^2-10 2. 2a(a^2+4a) A. 2a^2+6a^2
1. 4 answers
2. 1,010 views
which of the following passages from the novel supports the idea that the rules of the community are strictly followed?I think
1. 4 answers
2. 940 views
Which one of the following may be the least valuable source of advice when you're researching the market for your new business?A
1. 4 answers
2. 2,209 views
Gary and Wilma Johnson plan to open a bus tour business, taking people from their small city to historic sites along the East
1. 2 answers
2. 1,270 views
An Internet search for information about franchise businesses will not help you find outA. the number of hours you'll have to
1. 4 answers
2. 3,044 views
One-fifth of your art-supply money goes for brushes. If you also spend 12 of your money on paint, what fraction of your money
1. 5 answers
2. 463 views
1/5 of your art-supply money goes for brushes. If you also spend 1/2 of your money on paint, what fraction of your money will
1. 4 answers
2. 457 views
You need 3 pounds of fruit for a fruit salad. You already have 3/4 pound apples and 1/3 pound grapes.Drag fruit to the box that
1. 6 answers
2. 1,982 views
I have two questionsThe temperature changed from 7ºF at 6 P.M. to -5ºF at midnight. What was the difference between the high
1. 2 answers
2. 1,161 views
Are the words wear, lay, worn, black, passing, wood, and step connotative words ? Thanks
1. 4 answers
2. 584 views
I have two questions:The temperature changed from 7ºF at 6 P.M. to -5ºF at midnight. What was the difference between the high
1. 2 answers
2. 1,243 views
What is the product of 58 and 34?
1. 1 answer
2. 378 views
what is 2/5 as a regular number
1. 4 answers
2. 518 views
what is 2/5 of 25
1. 1 answer
2. 216 views
I have 5 problems.Write a mathematical expression to represent each situation. Then find the value of the expression to solve
1. 5 answers
2. 1,302 views
I have 2 problems and 1 problem to check on.Write a mathematical expression to represent each situation. Then find the value of
1. 4 answers
2. 838 views
I have 8 questions and 1 question in the end that I don't need help with.Identify possible variables in the following
1. 7 answers
2. 1,077 views
the sum of all digits in each pair is 19 and the sum of the numbers in each pair is 100.I don't understand what the question is
1. 6 answers
2. 443 views
Solve. Show your work.A high school athletic department bought 40 soccer uniforms at a cost of $3,000. After soccer season, they
1. 10 answers
2. 2,645 views
There can be several controlled variables. If an experiment is to be useful, only one variable at a time can be manipulated
1. 5 answers
2. 2,885 views
Where can I read Berries, Berries, Berries ? Wasn't given the author from 3rd grader and her school is August Ahrens Elementary
1. 5 answers
2. 379 views
Simplify.3 - 2(4 - 7) ÷ 9 i don't know what ta dooooo after i subtract 4 and 7 which is -3 then multiply 2 which is -6 then i
1. 3 answers
2. 522 views
simplify.3 - 2(4 - 7) ÷ 9 i don't know what to do after i subtract 4 and 7 which is -3 then multiply 2 which is -6 then i don't
1. 4 answers
2. 668 views

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