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Questions Asked on May 19, 2011

Miguel is choosing between two exercise routines.In Routine #1, he does only running, burning 15 calories per minute. In Routine
1. 2 answers
2. asked by Rachal
3. 5,514 views
A tree casts a shadow of 28 feet. At the same time, a biologist who is 7 feet tall casts a shadow of 2 feet.How tall is the
1. 2 answers
2. asked by Daniel
3. 4,325 views
What is the volume of a piece of iron (p=7.9 g/cm cubed) that has a mass of 0.50 kg?
1. 2 answers
2. asked by Beverly
3. 3,910 views
The following linear equation, y = b0 + b1x, is a regression line with y-intercept b0 and slope b1.Define These Terms 1)
1. 1 answer
2. asked by Leslie
3. 3,892 views
if one resistor is removed from a parallel circuit, the total current will1) decrease b) increase c) remain the same and the
1. 1 answer
2. asked by Sejul
3. 3,618 views
In his algebra class, Rob has scores of 79, 85, 81, and 65 on his first four tests. To get a grade of C, the average of the
1. 3 answers
2. asked by jack
3. 2,873 views
Find the angle between 0 and 2pi that is coterminal with negative one half pi; expressing the answer in radians in terms of pi.
1. 1 answer
2. asked by Jay
3. 2,721 views
A 2.00 kg blob of Gak, moving at 4.0 m/s, strikes a motionless figure skater in the back and sticks. The skater, with the Gak on
1. 2 answers
2. asked by tj
3. 2,693 views
A particle moves along the x axis. It is initially at the position 0.350 m, moving with velocity 0.110 m/s and acceleration
1. 2 answers
2. asked by Luna
3. 2,670 views
For Muscles to work, they need a stimulus from a ____________ nerve and a source of energy that is ___________, is also known as
1. 4 answers
2. asked by Matt
3. 2,571 views
a 10000 kg truck moving at 10 m/s collides with a 2000 kg car moving at 30 m/s in the opposite direction. If they stick together
1. 2 answers
2. asked by nick
3. 2,219 views
kindly pls,can you help me to have a good grammar for this word document I made for my exam below. thanks a lot.my paragraph:
1. 1 answer
2. asked by jessie
3. 2,171 views
if one resistor is removed from a parallel circuit, the total current will1) decrease b) increase c) remain the same and the
1. 3 answers
2. asked by Sejul
3. 2,107 views
Emily and Miranda are standing outside. Emily is 5 feet tall and casts a shadow of 28 inches. Miranda's shadow is 29.4 inches
1. 6 answers
2. asked by Daniel
3. 1,812 views
Resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor.The circuit voltage is 180
1. 1 answer
2. asked by Nilan
3. 1,736 views
A Pyramid has a height of 6cm and base edge 8cm. A similar pyramid has a height of 9cm.If the volume of the larger pyramid is
1. 1 answer
2. asked by Mary
3. 1,712 views
WHAT WILL BE THE WAVELENGTH OF OXYGENMOLECULE IN PICOMETERS MOVING WITH A VELOCITY OF 660m/sec?...
1. 4 answers
2. asked by Deepa
3. 1,652 views
A car goes around a curve on a road that is banked at an angle of 30.5 . Even though the road is slick, the car will stay on the
1. 5 answers
2. asked by Kathryn
3. 1,619 views
Which of the following is the equation of a direct variation that has a constant of variation equal to -?y = x - -y = x y = -2x
1. 2 answers
2. asked by Daniel
3. 1,601 views
Austin is going to rent a truck for one day. There are two companies he can choose from, and they have the following prices.Comp
1. 1 answer
2. asked by Rachal
3. 1,470 views
Tracy ties a ball to a string and starts to swing the ball around her head what forces are acting on the ball what happens if
1. 3 answers
2. asked by Joann
3. 1,464 views
Miguel is choosing between two exercise routines.In Routine #1, he does only running, burning 15 calories per minute. In Routine
1. 4 answers
2. asked by Rachal
3. 1,418 views
A skydiver jumps out of a hovering helicopter, so there is no forward velocity. Ignore wind resistance for this exercise.1. What
1. 2 answers
2. asked by sarah
3. 1,387 views
A square is circumscribed about a circle. What is the ratio of the area of the circle to the area of the square?A. 1/4 B. 1/2 C.
1. 1 answer
2. asked by Peter
3. 1,352 views
A double recipe of cookies calls for 5 cups of flour.Which of the following proportions could be used to find the amount of
1. 1 answer
2. asked by Daniel
3. 1,328 views
The peak intensity of radiation from Star Beta is 350 nm. In what spectral band is this?a)ultraviolet b)radio waves c)visible
1. 0 answers
2. asked by Ashley Nicole! <3
3. 1,286 views
Considering the emission of the hydrogen atom,a. what is the wavelength of the light emitted by the transition from n = 2 to n =
1. 2 answers
2. asked by Shell
3. 1,279 views
i posted this question yesterday. i really want to know how to do it.John bought n objects, each costing n cents. The change he
1. 4 answers
2. asked by Diana
3. 1,265 views
Which is the exact value of the expression sqrt 32- sqrt 50 + sqrt 1282 sqrt 7 7 sqrt 2 22 sqrt 2 2 sqrt 55
1. 1 answer
2. asked by Mike
3. 1,225 views
If the initial velocity of the car in the previous problem (the car accelerates at 5.00 km/hr/s for 3.50 sec) is 22.6 km/hr,
1. 2 answers
2. asked by Daniel
3. 1,201 views
Can someone please tell me if I have this question right.When planning activites for an after-school day care program, the
1. 2 answers
2. asked by Mother of two
3. 1,201 views
Arrange the ions Cu2+ Zn2+ Mg2+ and Al 6+in order of decreasing ability to be reduced and in order of decreasing ability to be
1. 2 answers
2. asked by Anonymous
3. 1,201 views
Your 1.1 cubic foot GE microwave oven generates 1100 watts of microwaves at a frequency of 2.45 GHz.a. What is the wavelength of
1. 1 answer
2. asked by Shell
3. 1,197 views
I have the same project as Jill down there...-What is the definition of a derivative? -What does the derivative of a function
1. 1 answer
2. asked by Teenie
3. 1,181 views
A man weighs 645 N on Earth. What is his mass?
1. 1 answer
2. asked by Daniel
3. 1,174 views
How many grams of potassium hydrogen phthalate should be added to a 100 mL volumetric flask to prepare a 0.5000 M solution when
1. 2 answers
2. asked by Shell
3. 1,099 views
True or false? The linear correlation coefficient, r, is a numerical measure of the strength of the relationship between two
1. 1 answer
2. asked by Bill
3. 1,090 views
I am writing a persuasive essay on Marriage. Wondering I have a couple titles and would like your opinion which you thinks
1. 5 answers
2. asked by Amor
3. 1,086 views
can water dissolve polar molecules or nonpolar molecules
1. 0 answers
2. asked by britt
3. 1,041 views
resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. the circuit voltage is 180
1. 1 answer
2. asked by Nilan - please help
3. 1,014 views
List five things that you learned from mixing the standard colors Red, Blue & Yellow
1. 10 answers
2. asked by Emma
3. 1,010 views
If (3, b) is a point on the graph of 3x - 2y = 17, what is b?-4 4 11/3 23/3
1. 1 answer
2. asked by jack
3. 1,008 views
Which of the following sets of ordered pairs is not a direct variation? (0, 0); (-2, 4); (3, -6) (1, 1); (-2, -2); (3, 3) (10,
1. 3 answers
2. asked by Daniel
3. 1,007 views
i'm having trouble with this math equation 5/2x^2-1/2^4 (need to find greatest common factor)
1. 1 answer
2. asked by Please help!
3. 1,006 views
resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. the circuit voltage is 180
1. 1 answer
2. asked by Nilan - please help
3. 987 views
A 90-dB sound is absorbed by an eardrum 0.75 cm in diameter for 2 hours. How much energy in joules does the eardrum absorb at
1. 2 answers
2. asked by DJ
3. 983 views
A vector has a magnitude of 18.2 cm and makes an angle of 129.0° with the positive x-axis. What are the x- and y-components of
1. 1 answer
2. asked by need help
3. 976 views
beth scored 75 on her first math test. she scored 20 % higher on her next math test. what did she score on the second test?
1. 8 answers
2. asked by cat
3. 972 views
boys to girl ratio 5:4 if there was 27 students how many biys were there?
1. 1 answer
2. asked by Anonymous
3. 948 views
If you rent a car for one day and drive it for 100 miles, the cost is $40.00. If you drive it 200 miles, the cost is $46.00.
1. 1 answer
2. asked by Anonymous
3. 934 views
A lot is in the shape of a trapezoid. The sum of the bases is 180 feet. If the area of the lot is 8,100 square feet, what is the
1. 2 answers
2. asked by shelby
3. 917 views
Looking at how Mikhail Gorbachev’s policies changed the Soviet Union, would you consider him a patriot, or in a sense, a
1. 1 answer
2. asked by Gloria Jackson
3. 901 views
Chalk is a soft, white, porous sedimentary rock, a form of limestone composed of the mineral calcite. Calcite is calcium
1. 1 answer
2. asked by Shell
3. 885 views
What steps must be taken prior to writing an effective persuasive essay? How will those steps contribute to the effectiveness of
1. 6 answers
2. asked by Joseph
3. 873 views
3) The chemical formula for ethylene glycol (antifreeze) is C2H6O2 and Isopropyle alcohol is C3H7OH. Calculate the new boining
1. 1 answer
2. asked by Adam
3. 873 views
wat does brand extension mean? cud u give me an example?Brand extension or brand stretching is a marketing strategy in which a
1. 3 answers
2. asked by cassandra
3. 841 views
1.¿Tienes que hacer mucha tarea hoy?Sí, tengo que hacer mucha tarea hoy. 2.¿Cómo vas al parque? Voy a pie. 3.¿Dónde está
1. 2 answers
2. asked by Kelsey
3. 831 views
A person needs to stop, rest, and take in enough oxygen to complete the catabolism of lactic acid and relieve the muscle?
1. 0 answers
2. asked by Matt
3. 831 views
A backpack full of books weighing 58.0 rests on a table in a physics laboratory classroom. A spring with a force constant of 140
1. 0 answers
2. asked by Kathryn
3. 820 views
Determine how many moles of water vapor will be produced at 1.00 atm and 200.oC by the complete combustionof 10.5 L of methane
1. 1 answer
2. asked by selene
3. 793 views
Select the best possible first step to solving the system by first eliminating the y variable.x + 8y = –4 2x – 4y = –13
1. 1 answer
2. asked by connor
3. 793 views
Preparing solutionsa. A solution was prepared by dissolving 5.65 g potassium bromide in 32.67 g water. What is the concentration
1. 2 answers
2. asked by Shell
3. 768 views
I'm creating a "calculu for dummies" project book. I've already done most of it, I'm just stuck on these ones. Thank you!-What
1. 1 answer
2. asked by Jill
3. 766 views
You purchased a scale model of the Statue of Liberty. The scale is 1:456. The model is 8 inches high and has a surface area of
1. 1 answer
2. asked by Mary
3. 763 views
how can the concept of national identity both unite and divide people
1. 1 answer
2. asked by jamie
3. 754 views
mrs. brown's girl scout troop had a car wash to earn some funds. They saved 1/6 of the money. They used 1/2 of the remaining
1. 3 answers
2. asked by Anonymous
3. 741 views
Find all the points having an x-coordinate of 9 whose distance from the point (3, -2) is 10.(9, 6), (9, -10) (9, 13), (9, -7)
1. 1 answer
2. asked by jack
3. 732 views
The following linear equation ,y= b0 = b1x, is a regression line with y-intercept b0 and slope b1.
1. 0 answers
2. asked by jessica
3. 726 views
A 225 g sample of xenon is placed in a 15.6 L stainless steel vessel at 27.0°C.a. What is the pressure in the vessel? b. If the
1. 1 answer
2. asked by Shell
3. 719 views
Suppose you were to grind up and homogenate a pancreas. Do you think it would be possible to isolate insulin from this
1. 0 answers
2. asked by Amy
3. 716 views
Why do so many Asian countries speak English or French?
1. 4 answers
2. asked by Scott
3. 716 views
I just need this checked over. I am not sure about the last part D.Temp c KBr 20 65 40 80 60 90 80 100 100 110 At 100 C, 10.5 g
1. 0 answers
2. asked by Monster
3. 716 views
An ostrich runs north in a straight line for 21 meters. She then turns around and runs 25 meters back toward her nest (south) on
1. 1 answer
2. asked by Daniel
3. 708 views
Mr.lopez is putting a fence around his vegetable garden. The garden is shaped liked a rectangle. The longer sides are 14 feet
1. 5 answers
2. asked by Aaliyah
3. 703 views
Change the number sixteen to an improper fractionChange the number twenty-eight hundredths written as an improper fraction,
1. 1 answer
2. asked by derrius
3. 697 views
a) Find the magnitude of the electrostatic force between 2 negative charges separated by a distance of 1augustro.b)what is the
1. 0 answers
2. asked by Said
3. 687 views
Which of the following are not transverse waves?a) Wind (Airy) waves on the ocean. b) Water ripples in a small pool. c)
1. 0 answers
2. asked by Brandy
3. 685 views
A car experiences an average acceleration of 5.00 km/hr/s for 3.50 sec. What is the change in velocity of the car?
1. 1 answer
2. asked by Daniel
3. 673 views
Simplifying Rational Expressions:a^3-2a^2/2a^2-4a
1. 1 answer
2. asked by layla
3. 672 views
an architect is building a model of a tennis court for a new client. on the model the court is 6 inches wide and 13 inches long.
1. 7 answers
2. asked by cat
3. 656 views
@ 20 Celsius - 22g CuSO4 / 100g H2O@ 40 Celsius- 42g CuSO4 / 100g H2O Using this, answer whether these are saturated or
1. 0 answers
2. asked by Julie
3. 644 views
if one resistor is removed from a parallel circuit, the total current will1) decrease b) increase c) remain the same and the
1. 0 answers
2. asked by Sejul
3. 639 views
I will arise and go now, and go to Innisfree,And a small cabin build there, of clay and wattles made: Nine bean-rows will I have
1. 4 answers
2. asked by Jess
3. 634 views
1. why was washington dc not built in a state?2. who was in charge of building wdc? WHAT WAS THE DESIGN LIKE? 3.Why did PIERRE
1. 1 answer
2. asked by xavier 5th grader
3. 631 views
the distance between bases on a baseball feild is 90 feet.if 3 players hit home runs during a game and each runs around all 4
1. 3 answers
2. asked by cat
3. 625 views
if an ocean wave has a wavelength of 15.0m. its period is 10s wht is the speed of the wave?
1. 0 answers
2. asked by dee
3. 623 views
Four point masses are at the corners of asquare whose side is 20 cm long (see Fig 3). What is the magnitude of the net
1. 0 answers
2. asked by ayyashi
3. 618 views
A farmer wants to enclose three sides of a rectangular area that borders a creek. He has 2400 meters of fencing material. What
1. 1 answer
2. asked by Mysty
3. 613 views
what is the amount of space, in cubic units, occupied by a three-dimensional object?
1. 1 answer
2. asked by kaye
3. 602 views
i cannot remember how to figure this out. I need to know how to figure out what is between 3/4 and 17/20 on this number line
1. 2 answers
2. asked by Renee
3. 602 views
Simplify A^6 x a^2b^-244,909 in scientific notation Simplify (a^2b^3)(a^5) Simplify x^-5y^-6 What is the P(H,H,H,H,T,T,T,) on 7
1. 1 answer
2. asked by Michelle
3. 596 views
In triangle xyz,sin x=5/13. Find the tan x?
1. 1 answer
2. asked by mario
3. 596 views
A proton beam is made by accelerating protons in a high voltage electric field. The protons have a velocity of 2.75 x 107 m/s.
1. 1 answer
2. asked by Shell
3. 593 views
(4, 5)'(9, 5) and (5,1) are three of a quadrilateral whose opposite sides are equal and parallel.there are three possibilities
1. 0 answers
2. asked by bill
3. 583 views
You are having a garden party and are preparing a punch bowl. You add one pound of ice at -20°C to 5.00 gallons of punch at
1. 3 answers
2. asked by Shell
3. 581 views
@ 20 Celsius - 22g CuSO4 / 100g H2O@ 40 Celsius- 42g CuSO4 / 100g H2O Using this, answer whether these are saturated or
1. 0 answers
2. asked by Julie
3. 563 views
I am supposed to find and correct 15 errors in the passage, having trouble finding more errors. Many thanks in advance.Why are
1. 1 answer
2. asked by Venel
3. 562 views
What is meant by "high quality" and "low quality" litter? What impact does litter quality have on decomposition rates?
1. 0 answers
2. asked by Stephany
3. 559 views
Civil Rights Protections: Identify the provisions of each of the: Bill of Rights, 13th, 14th, 15th, 19th, 24th, 26th amendments
1. 1 answer
2. asked by MorganV
3. 559 views
What is the molarity of a sodium hydroxide solution if 38 mL of the solution is titrated to the end point with 14 ml of .75M
1. 0 answers
2. asked by Christian
3. 557 views

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