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Olivia

Questions and answers by visitors named Olivia

Questions (353)

You use the line of best fit for a set of data to make a prediction about an unk on value. The correlation coefficient for your
1. 4 answers
2. asked by Olivia
3. 4,717 views
For Monica’s 14th birthday, she wants to make over her bedroom. The first phase in the bedroom makeover is painting her room.
1. 4 answers
2. asked by Olivia
3. 1,202 views
Tommy and Cole are planning to build an aquarium for their pet fish. If the dimensions of the aquarium are 17 inches long, 9
1. 6 answers
2. asked by Olivia
3. 1,296 views
a car is moving at a constant speed of 20m/s^-1. The force retarding its motion is 500N. Calculate the engine power of the car
1. 6 answers
2. 1,688 views
a) Predict the number of 6s you will get if you roll a number cube 30 times.b) Predict the number of even numbers you will get
1. 4 answers
2. 661 views
Suzanne has a liter of apple juice. How many cups with a capacity of 100 mL can she fill with apple juice?
1. 7 answers
2. 2,250 views
if you have a spinner with 3 parts. 1 white 2 blue. and you spin the spinner 90 times how many times do you expect the spinner
1. 2 answers
2. 572 views
Last week, Marcia played goalkeeper for her hockey team. She stopped 20 out of 30 shots on goalm . This week, marcia faced 36
1. 15 answers
2. 1,961 views
4y-3x=25 is the tangent to the circle x^2+y^2=25 at the point P(-3,4). The equation of the radius of the circle that passes
1. 4 answers
2. 1,089 views
write the fractions 2/8 , 2/4 and 2/6 in order to least to greatest
1. 23 answers
2. 2,056 views
If the “effort arm” distance for the hockey stick in question 4 (between your “fulcrum” hand and your pushing hand) is
1. 4 answers
2. 833 views
I have two queations that have to do with the metric system:1- What connections can you identify between the metric units for
1. 1 answer
2. 940 views
Using the intersection method, I need to solve the following equation:5x-3.3=x-2.1 Can you point me on the right path? you have
1. 2 answers
2. 667 views
Suppose you are studying coordination compounds of Co(II) with the ligand pyridine (py, C5H5N, MW = 79.10). You isolate a
1. 1 answer
2. 1,182 views
What are needed for humans to be able to digest?
1. 1 answer
2. 271 views
Someone please help me, I am having the worst time understanding this problem. Where do I begin?Atomic physicists ignore the
1. 6 answers
2. 635 views
Could someone help me on how to put this all together.Atomic physicists ignore the effect of gravity within an atom. To see why,
1. 2 answers
2. 758 views
Does anyone know what this is about?please help I would be more than grateful.. How does Rutherford’s model of the atom
1. 1 answer
2. 1,098 views
We, my roomates and I, keep getting replies saying stop posting under more than one name. We are not posting under more than one
1. 7 answers
2. 597 views
Consider yourself a genetic counselor. Megan and Eric come to you for your services. They are planning on having their first
1. 4 answers
2. 540 views
Please help me break this problem down.. Thanks lot.Light with a wavelength of 425 nm fell on a potassium surface, and electrons
1. 3 answers
2. 747 views
Does anyone know what |-11| means?
1. 3 answers
2. 369 views
Ok so I think I have this correct, but I'm not sure.The question is: what is the frequency of green light, which has a
1. 3 answers
2. 674 views
What is the speed of an electromagnetic wave that has a frequency of 7.8 x 10^6 Hz?How would I solve this problem?
1. 4 answers
2. 5,443 views
What is the energy of this type of radiation:6.32 x 10^20 s^-1 ?
1. 4 answers
2. 1,061 views
In your opinion, what are today's epics?
1. 3 answers
2. 710 views
are there any web sites that offer online quizzes with immediate answers?
1. 2 answers
2. 648 views
I have the same question as Jake...trees : leaves : states : ? The answer has 6 letters, the thirs letter being a "t". Does
1. 4 answers
2. 358 views
we had to do anzlogies i.e. ball : bouncy : glue : stickyThe next part is "sort the answer words by suffix" What does that mean?
1. 5 answers
2. 239 views
Probability-if desks are grouped by 4 and if there are 11 boys and 13 girls in a class what is the probability that I will get
1. 4 answers
2. 324 views
What are the names of all the classes of substances that conduct electricity?
1. 3 answers
2. 399 views
I read the constitution many times, it is hard to understand-how did the constitution address the flaws of the Articles of
1. 5 answers
2. 460 views
what color can be formed by combining complementary colors?
1. 1 answer
2. 389 views
Suppose that x = 2-t and y = 4t+7.a. If x=7, what is y? b. If x=-3, what is y? c. Find y in terms of x. I don't know how to
1. 5 answers
2. 902 views
the relationship between the dosage, x, of a drug and the resulting change in body temperature is given by f(x)=x squared(4-x)
1. 1 answer
2. 356 views
Is it called purgatory when you're in between life and heaven/hell? Thanks.
1. 3 answers
2. 437 views
Xenon of mass 5.08 g reacts with fluorine to form 9.49 g of a xenon fluoride. What is the empirical formula of thiscompound? A)
1. 7 answers
2. 1,168 views
Describe how the fish’s respiration rate is affected by temperature and what affect an increase in carbon dioxide in the
1. 1 answer
2. 380 views
How does a theory provide a framework for the way scientific investigations are conducted? Identify a theory that served for a
1. 2 answers
2. 526 views
What is a simple definition of Social Health.
1. 1 answer
2. 446 views
The problem is: You apply your brakes to stop for a traffic light, and you come to a stop in a distance of 35 meters. How much
1. 2 answers
2. 565 views
The problem is: You apply your brakes to stop for a traffic light, and you come to a stop in a distance of 35 meters. How much
1. 1 answer
2. 437 views
I need help on this equation:-5(-3n+4)-12=13
1. 3 answers
2. 293 views
Why is the Michigan lake important.
1. 1 answer
2. 390 views
how do i get sec70 x cos70 algebraically?
1. 1 answer
2. 297 views
6. Determine Keq for the reaction: 2 SO2 (g) + O2(g) 2 SO3(g), given that 1.00 x 10-2 moles of SO2 and 2.00 x 10-2 moles of O2
1. 2 answers
2. 530 views
Say that you have a triangle with sides a = 20, b = 48, and c = 51.True or false: this triangle is a right triangle.
1. 1 answer
2. 321 views
0.766 in words.
1. 4 answers
2. 320 views
How does energy flow through the biosphere?
1. 1 answer
2. 1,180 views
The______ is the center of the moon's shadow where the sun's light is completely blocked from view on earth.
1. 1 answer
2. 419 views
What are organic compounds composed of?
1. 1 answer
2. 451 views
I need help on adding up fractions that denomonators arent the same HELP
1. 1 answer
2. 368 views
3) The following set of data was obtained by the method of initial rates for the reaction:2 HgCl2(aq) + C2O42-(aq) 􀀏 2
1. 3 answers
2. 4,212 views
What is the place value of the number? 14.(5)805^
1. 2 answers
2. 599 views
What is the literary term which means, "the point where the author catches our attention?"
1. 2 answers
2. 498 views
Why is graphite such a good conductor of electricity?Why is diamond the hardest naturally occurring substance?
1. 3 answers
2. 424 views
What is the theoretical justifaction for the order of reaction rates of a cycloalkane, cycloalkene, and benzene?
1. 1 answer
2. 315 views
x over y minus y over x divided by 1 over y plus 1 over x.
1. 1 answer
2. 306 views
A weight W is now placed on the block and7.7 N is needed to push them both at constant velocity. What is the weight W of the
1. 2 answers
2. 594 views
Tomas put $180 in an account earning simple interest. At the end of one year, the account had $186.30 in it. Assuming no
1. 1 answer
2. 434 views
the probability is 0.6 that a person shopping at a certian store will spend less than $20. For group of size 19, find the mean
1. 1 answer
2. 696 views
the probability is 0.6 that a person shopping at a certian store will spend less than $20. For group of size 19, find the mean
1. 2 answers
2. 940 views
what are the domains of y=ln(x^2-4x)
1. 1 answer
2. 290 views
what is 1- % 3 in simplest form? What is 2% in simplest form? SIMPLEST FORMS MUST BE IN FRACTIONS PLEASE:)
1. 1 answer
2. 462 views
what is 1- % 3 in simplest form? What is 2% in simplest form? SIMPLEST FORMS MUST BE IN FRACTIONS PLEASE:)
1. 6 answers
2. 489 views
what is 4 over 100 in simplest form
1. 2 answers
2. 568 views
Donna runs 4 miles in 30 minutes. How many miles can she run in 63 minutes?
1. 5 answers
2. 556 views
The established value for the speed of light in a vacuum is 299 792 458 m/s. What is the order-of-magnitude of this number?
1. 2 answers
2. 993 views
Suppose a certain type of deciduous tree releases 7500 leaves on average each fall. If the average mass ofeach leaf is 1.7 g and
1. 3 answers
2. 914 views
ok so, a square is 9.3cm at the top so what is the area? I got the perimeter and it is 37.2 cm but I just cant understand how to
1. 1 answer
2. 375 views
a rectangle is 8 ft at the top and on the side its 4.2ft i got 24.4ft for the perimeter and 33.6ft for the area is that corect?
1. 3 answers
2. 328 views
2) Niccolo Machiavelli was a Florentine who was active in politics in that Italian city-state, where bloodshed and destruction
1. 2 answers
2. 526 views
suppose g(t)=kf(t). Find the average rate of change of g over the interval [a,b] in terms of f
1. 1 answer
2. 414 views
I have a question about my homework. Alright here it is........................I live in Downingtown Pennsylvania My question is
1. 3 answers
2. 444 views
What is an improper fraction for1 3-? 7
1. 1 answer
2. 405 views
What is the Virginia plan and the New Jersey plan?
1. 2 answers
2. 510 views
What are three powers found in the executive branch and three powers found in the legislative branch? Using the concept of
1. 2 answers
2. 977 views
Calculate the electric field which must be applied vertically to hold an electron steadyin the earth’s gravitational field.
1. 1 answer
2. 413 views
The ionisation potential of atomic hydrogen is 13.6 eV. A strong emission line inthe spectrum of atomic hydrogen occurs at a
1. 1 answer
2. 429 views
A proton is confined in an atomic nucleus of size 2 fm. Determine the fundamental limit onthe uncertainty of any prediction for
1. 3 answers
2. 468 views
What is the answer when you have the following question:12-(-6)?
1. 1 answer
2. 309 views
the mean age for 12 students in a math class is 20. 2 older students, age 32 and36, respectively enroll. what is the new mean
1. 1 answer
2. 422 views
A 70.8 kg man is standing on a frictionless ice surface when he throws a 2.3 kg book at 10.5 m/s. With what speed does the man
1. 3 answers
2. 701 views
A city survey found that 47% of teenagers have a part time job. The same survey found that 78% plan to attend college. If a
1. 4 answers
2. 1,648 views
A fence is to be built to enclose a rectangular area of 220 square feet. The fence along three sides is to be made of material
1. 3 answers
2. 11,804 views
Use Newton's method to approximate the root of the equation x^3+x+2=0 with initial guess x1=-1 gives:
1. 1 answer
2. 431 views
Using Newton's method, approximate the root of the equation x^3+x+2=0 with the initial guess x1=-1 gives: x2=? and x3=? answers
1. 6 answers
2. 739 views
1 liter of a 1 M lithium hydroxide solution is added to 1 liter of a 1 M barium chloride solution, and a precipitate forms. What
1. 1 answer
2. 423 views
A 1.42-g sample of a pure compound, with formula M2SO4, was dissolved in water and treated with an excess of aqueous calcium
1. 4 answers
2. 6,465 views
A lead ball, with an initial temperature of 25.0oC, is released from a height of 119.0 m. It does not bounce when it hits a hard
1. 3 answers
2. 694 views
A lead ball, with an initial temperature of 25.0oC, is released from a height of 119.0 m. It does not bounce when it hits a hard
1. 1 answer
2. 683 views
How long does it take a 20 kW steam engine to do 7.3×10^7 J of work?
1. 5 answers
2. 996 views
A subway train starting from rest leaves a station with a constant acceleration. At the end of 5.24 s, it is moving at 13.4144
1. 2 answers
2. 710 views
A subway train starting from rest leaves a station with a constant acceleration. At the end of 5.24 s, it is moving at 13.4144
1. 2 answers
2. 578 views
A block starts at rest and slides down a fric- tionless track. It leaves the track horizontally, flies through the air, and
1. 3 answers
2. 1,706 views
I need help with this question. I just don't understand what it's asking me. Could someone tell me how I should start it,
1. 3 answers
2. 720 views
2x-9/3=8-3xPlease help me solve this and show your work thanks
1. 5 answers
2. 444 views
If I put a sentence here listing the dependent and independent clauses within the sentence can you tell me if I am correct. Here
1. 2 answers
2. 588 views
Find the exact value of each of the other 5 trigonometric functions for the angle of theta (without finding theta) when cos
1. 1 answer
2. 426 views
How many pounds are in 3T and 900 pounds?
1. 1 answer
2. 290 views

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