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Questions Asked on October 25, 2015

In space, the angular resolution of the Keck telescope is govererned by the diffraction limit.How far away could you read the
1. 1 answer
2. asked by Titos
3. 4,695 views
Which process explains why the terrestrial planets do not have hydrogen and helium in their atmospheres?thermal escape (??)
1. 4 answers
2. asked by Sandra
3. 792 views
Why would a graph of force vs position not be uniform??
1. 1 answer
2. asked by Faith
3. 2,381 views
given angle a is parallel to angle b and the measure of angle 7 is 94 find the measure of angle 10 and angle 9someone please
1. 1 answer
2. asked by jennyyyy
3. 393 views
Find the physical area between the curves y=sin(2x) and y=cos(x) from x=pi/2 to x=3pi/2
1. 1 answer
2. asked by Sandra
3. 377 views
Consider a road over a hill where the top is shaped like a circular bump. This circular arc has its center in the hill below. As
1. 1 answer
2. asked by S
3. 592 views
A baseball is thrown at an angle of 21◦ relative to the ground at a speed of 22 . 7 m / s. The ball is caught 35 . 1474 m from
1. 1 answer
2. asked by Anonymous
3. 457 views
How many nanoliters of a 1.00 molar solution would be required to react with 5.00 grams of barium nitrate?
1. 1 answer
2. asked by Frank
3. 428 views
2+3m=177 6 10 5 use inverse operations to solve each equation. Explain each step and identify the propaty used to reach steps.
1. 1 answer
2. asked by AABBCC
3. 646 views
Why is the level of voter turnout vitally important in elections?
1. 1 answer
2. asked by Anonymous
3. 553 views
What average power would a 1.20 multiply.gif 103-kg speedboat need to go from rest to 18.0 m/s in 4.79 s, assuming the water
1. 0 answers
2. asked by Johnny
3. 413 views
Solve the equation2/3 O= n-3m
1. 0 answers
2. asked by Betty
3. 313 views
Calculate the change in internal energy of the following system: A 100.0-g bar of gold is heated from 25 C to 50 C during which
1. 0 answers
2. asked by yana
3. 947 views
How does an electric motor work, linking to the theory of electromagnetism?I have already identified a few laws: -Ohms
1. 0 answers
2. asked by Elisa
3. 364 views
csc^2 x = 5 over the interval 0 <= x < 2pi1. 26.57 degs 2. 153.43 degs I think the solutions in the third and fourth quadrants
1. 2 answers
2. asked by Anonymous
3. 502 views
Two circles, whose radii are 12 inches and 16 inches respectively, intersect. The angle between the tangents at either of the
1. 1 answer
2. asked by Anika
3. 2,012 views
In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH and CO2. During cellular respiration, sugar
1. 0 answers
2. asked by Mark
3. 976 views
4. A mover wants to push a box down a hall. The mover applies an ‘action’ force on the box (the push). According to
1. 0 answers
2. asked by XOXOX
3. 566 views
if you walk around the earths equator with an average speed of 5 miles per hour how many days would you need to walk to come
1. 6 answers
2. asked by Anonymous
3. 1,058 views
How do I find the number of grams of .25 moles of neon?
1. 1 answer
2. asked by Anonymous
3. 349 views
A sample of n = 25 scores has a mean of M = 40 and a variance of s2 = 100. If this sample is being used to test a null
1. 0 answers
2. asked by Ann
3. 811 views
Jessica need 74,000 in 6 years to buy a car how much she need to save every month she get 6% interest so how much without the
1. 1 answer
2. asked by maria
3. 385 views
a geologist working in a national park finds a mineral. he is carrying a kit that contains a penny, a hand lens, a pice of tile,
1. 1 answer
2. asked by AABBCC
3. 803 views
2+3m=177 6 10 5 use inverse operations to solve each equation. Explain each step and identify the propaty used to reach steps.
1. 1 answer
2. asked by AABBCC
3. 1,042 views
find the equation of the circle having center (3,4) & touches the line 5x+12y+11=0
1. 1 answer
2. asked by himanshu
3. 802 views
Block A of mass 2.2 kg is on block B of mass 5.2 kg as shown in the above figure. The lower block is on a frictionless surface
1. 0 answers
2. asked by Anonimea
3. 633 views
the african plate is moving toward the eruasian plate at a rate of a few centimwtwes per year. how will this area change in 100
1. 2 answers
2. asked by AABBCC
3. 702 views
Write the expression as the sine, cosine, or tangent of an angle.cos 0.96 cos 0.42 + sin 0.96 sin 0.42 Is this cos 0.54?
1. 1 answer
2. asked by Anonymous
3. 605 views
If there were no air resistance,at what velocity would a drop of rain fall from a cloud 500m high?
1. 2 answers
2. asked by Aijan
3. 531 views
Toxic chemicals in drinking water usually are reported and a safety level specified in units of parts per million (ppm) by mass.
1. 1 answer
2. asked by Tiffany
3. 860 views
if you roll one die what is the probabilitythat you would rolla four
1. 1 answer
2. asked by lele
3. 314 views
A shopper paid $51.93 including tax for an item marked $48.99. What would she pay for another item marked $75?
1. 4 answers
2. asked by kimie
3. 2,320 views
what is the equation describing the motion of mass on the end of a spring which is streached 8.8 cm from equlibrium and then
1. 0 answers
2. asked by Susmitha
3. 404 views
a solar panel is 12% efficient at converting sunlight into electrical energy.on average the sunlight that strikes the earth's
1. 1 answer
2. asked by iffat
3. 573 views
what is the ph of 1.0 m acetic acid and 1.0 sodium acetate. (ka=1.8x10-5)
1. 0 answers
2. asked by abi
3. 478 views
A ball is dropped from a height of 20 meter and rebounded with a velocity which is 3 by 4 of the velocity with which it hits the
1. 1 answer
2. asked by Anonymous
3. 391 views
On sunday the parking was 5/6full.out of the parked vehicles,240 were two wheelers.what fractiin of the parked vehicles were
1. 1 answer
2. asked by Sani
3. 474 views
Jodie tosses a biased coin and throws two tetrahedral dice.The probability that the coin shows a head is. Each of the dice has
1. 5 answers
2. asked by Ataul
3. 3,790 views
A car of mass 1300 kg is driving along a road at speed of 28m/s. As it approaches some traffic lights, the lights change to red
1. 1 answer
2. asked by Sean
3. 787 views
How predation,competition and symbiosis each interaction influences the population size of the organisms involved
1. 1 answer
2. asked by thobeka
3. 549 views
Write an expression for a cell phone company charges a flat fee of $20 for unlimited texts and calls.Would the expression be:
1. 1 answer
2. asked by Leeann
3. 622 views
collect marks of 10 of your classmates in different subjects in the recent examination. estimate the arithmetic mean of marks in
1. 2 answers
2. asked by mudassir
3. 473 views
collect marks of 10 of your classmates in different subjects in the recent examination. estimate the arithmetic mean of marks in
1. 3 answers
2. asked by mudassir
3. 1,560 views
how to share 3 chocolate equally among 4 friends the answer i got was 3/4 but don't know if its right help please, thanks in
1. 1 answer
2. asked by kimesha
3. 492 views
Barry's Blueberry Patch Come and pick your own blueberries for $3.00/lb Purchase prepackaged blueberries for $3.50/lb A family
1. 3 answers
2. asked by manny
3. 619 views
Barry's Blueberry Patch Come and pick your own blueberries for $3.00/lb Purchase prepackaged blueberries for $3.50/lb A family
1. 1 answer
2. asked by manny
3. 564 views
17. Which of the following is the correct simplified fractional representation of 0.03030?A. 303/1,000 B. 303/10,000 C.
1. 1 answer
2. asked by manny
3. 491 views
Which of the following is the number of milliliters in 2 gallons? (Note: 1 gallon = 4.4 liters; 1 liter= 1,000 milliliters)A.
1. 0 answers
2. asked by manny
3. 749 views
Derive a general equation for the time of flight of the banana en route to the monkey in terms of only the velocity, distance,
1. 3 answers
2. asked by Spice
3. 554 views
When salt (NaCI) is added to water, it disassociates into Na and Cl-ions. Which of the following types of chemical bond is
1. 1 answer
2. asked by manny
3. 950 views
Plant~Deer~Tiger The first step in the energy chain that created the bonds of proteins in the tiger's muscle cells in the food
1. 1 answer
2. asked by manny
3. 804 views
Which of the following tissues would send a message to the brain indicating that someone has touched something hot?A. Epithelial
1. 7 answers
2. asked by manny
3. 1,129 views
In pea plants, the allele for tall (T) is dominant to the allele for short (t). Which of the following is the percent of
1. 2 answers
2. asked by manny
3. 871 views
using equations,discribe howacidic buffer operates
1. 0 answers
2. asked by lutaakome
3. 300 views
a geologist working in a national park finds a mineral. he is carrying a kit that contains a penny, a hand lens, a pice of tile,
1. 2 answers
2. asked by AABBCC
3. 943 views
The Schulich Society for Anarchy, Collectivism and Economic Equality has only 12 members, with surnames:Adams, Bezos, Chung,
1. 0 answers
2. asked by Jigney Pathak
3. 467 views
. In what ways have factors from Microsystems outside the family, from the mesosystem, and the exosystem possibly influenced
1. 4 answers
2. asked by Woody
3. 1,624 views
Add together these vectors: V1= 60 Newtons at 45 degrees N of W; V2= 5Newtons at 30 degrees S of EIs it [email protected] n of w?
1. 1 answer
2. asked by Anonymous
3. 482 views
one-half of the students in a city school plan to enter liberal arts colleges and one-third of the students plan to go to junior
1. 2 answers
2. asked by Linda
3. 458 views
A plane flies 230 mph at 60 degrees north of west for 2.5 hourshow far did the plane travel? how far west did it go? how far
1. 2 answers
2. asked by Anonymous
3. 958 views
In which part of the alimentary canal digestion of starch began?
1. 2 answers
2. asked by sanjay
3. 614 views
Which hormone secreted from ureter,kidneys,urethra?
1. 0 answers
2. asked by sanjay
3. 370 views
what is the altitude which you'll find 99% of the atmosphere's mass? Assume P=1 atm, atmosphere T=290 K and the atmosphere is
1. 0 answers
2. asked by Tammy
3. 534 views
the electron beam in a television tube consists of electrons accelerated from rest through a potential difference of about
1. 2 answers
2. asked by Emmanuel
3. 824 views
how can political parties affect voter turnout
1. 1 answer
2. asked by Anonymous
3. 423 views
There are 90 students in a classroom. How many relationships are there in this classroom? Show how you got this.Hint: Consider
1. 2 answers
2. asked by Anonymous
3. 449 views
Which elections receive a high voter turnout and which ones receive a low turnout
1. 2 answers
2. asked by Anonymous
3. 468 views
You need to know the MAC address of a Windows 8 computer. How can you accomplish this?A. Look in the system properties. B. Type
1. 0 answers
2. asked by F.Brown
3. 957 views
the diagram shows abc,a'b'c' and a"b"c" on a coordinate plane
1. 0 answers
2. asked by Dimpho
3. 447 views
4 Questions on molarity that I really don't understand. I have the formulas, but they don't seem to fit in to the question
1. 3 answers
2. asked by Bethany
3. 767 views
2 students ride a slingshot. The slingshot catapults 2 students at a time vertically 365 feet in an amount of time proportional
1. 1 answer
2. asked by Jill
3. 433 views
I have to write a descriptive essay on a picture. I need to "show not tell." Help!
1. 1 answer
2. asked by Aurora
3. 409 views
List all of the subsets of the following set: {-2, 2}A.) {2};{-2};{-2,2} B.) {};{-2};{2};{-2,2};{2,-2} C.) {};{-2};{2};{-2,2}
1. 3 answers
2. asked by anon
3. 2,983 views
How can I turn 192cubic cm into a triangular prism?
1. 1 answer
2. asked by david
3. 342 views
The length of a football field is 100 yards. When you compare geologic time (4.6 billion years) tothe length of a football
1. 8 answers
2. asked by BroSive
3. 2,114 views
You see a bolt of lightning and hear thunder two seconds later. The speed of sound is about 343 m/s. Estimate?
1. 1 answer
2. asked by Mary
3. 1,055 views
Water emerges vertically from a hose at ground level and rises to a height of 3.2 m.(a) At what speed does the water emerge from
1. 2 answers
2. asked by Anonymous
3. 754 views
The thickness of a book is 3.2cm, measured between the insides of it cover. The highest page in the book is 1,096. What order of
1. 1 answer
2. asked by Mary
3. 1,000 views
Which of the following statements best explains the relationship between the mitochondria and the plasma membrane?A. The
1. 0 answers
2. asked by john
3. 1,525 views
Mr Joyce invested $ 25,000, part at 4% interest and the remainder at 7% interest. The total income he received from his
1. 2 answers
2. asked by Marina
3. 751 views
Susan has a bag of sweets containing 7 chocolates and 5 toffees. Ahmad has a bag of sweets containing 3 chocolates, 4 toffees
1. 0 answers
2. asked by Ataul
3. 1,671 views
so the question is:the weights of fish in a certain lake are normally distributed with a mean of 10, a standard deviation of 6.
1. 2 answers
2. asked by paul
3. 801 views
2 NO + 2 SO2 → 1 N2 + 2 SO3Determine the mass (in g) of N2 that would be produced when 5.28×10-3 g of SO2 reacts with an
1. 0 answers
2. asked by Mackenzie
3. 570 views
How much greater than -10.4 is -6.52?-10.4 - -6.52 = -3.88 is this correct?
1. 2 answers
2. asked by meg
3. 484 views
In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH and CO2. During cellular respiration, sugar
1. 1 answer
2. asked by Mark
3. 835 views
The mass of jupiter is about 1.900*10^24 metric tons.The mass of the sun is about 1.998*10^27 metric tons.about how many times
1. 1 answer
2. asked by kim
3. 834 views
How can I show a bar model for this problem?Naomi Macy and Sebastian have 234 stamps in all. Naomi gives 16 stamps to Macy and
1. 0 answers
2. asked by jill
3. 865 views
If an ion has 12 protons in its nucleus and 10 electrons outside the nucleus, what is the overall charge on the ion?+2 –2 –1
1. 0 answers
2. asked by Sara
3. 389 views
What is the concentration of Fe(III) with a stock concentration of .00025 M in a solution of 1 ml FeCl3 and 9 ml of HCl?2 ml of
1. 1 answer
2. asked by Dan
3. 584 views
What is the average value of f(x) on [0,4] if the area between the graph of f (x) and the x-axis is equal to12? I used the
1. 1 answer
2. asked by Tiffany
3. 485 views
Suppose 15.0 grams of solid sodium hydroxide solid at 20.5 oC is dropped into 120 grams of water in a container that has a heat
1. 0 answers
2. asked by Matt235
3. 694 views
Could someone please check over my answers? I'm not very good at physics, and therefore am not sure if I got all of them
1. 1 answer
2. asked by Alysse
3. 461 views
Please check these over and see if any are incorrect?1. The units of speed are: a) m/s ---> my answer b) m/s^2 and direction c)
1. 1 answer
2. asked by Catherine
3. 423 views
Name and describe three areas or kinds of guidance, support, or training you will need to become comfortable in working with
1. 1 answer
2. asked by Anonymous
3. 1,717 views
I am writing a paper comparing and contrasting Ancient China and Persia all I need are some good sites if anyone can help.
1. 3 answers
2. asked by A Person
3. 626 views
It's hard to pronounce 'campfire.' How do we have to pronounce 'campfire'? Do we omit the p sound?
1. 1 answer
2. asked by rfvv
3. 526 views
Is this answer correct to this problem:-7.4 exceeds -11 by what number? answer I came up with is -3.6 is this correct?
1. 1 answer
2. asked by Mike
3. 361 views
In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH and CO2. During cellular respiration, sugar
1. 0 answers
2. asked by Mark
3. 670 views
The abundant metal in sea is
1. 1 answer
2. asked by Ekom
3. 437 views
I need help with this:0 x -8 (it is 0 multiplied by negative 8) The answer is came up with is 0 is this correct?
1. 2 answers
2. asked by Lou
3. 362 views

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