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Haley

Questions and answers by Haley

Questions (342)

Calculate the increase in length of a 250.00 meter long concrete bridge if it's temperature increases from 10.0°C to 39.0 °C?
1. 5 answers
2. 587 views
This regular octagon has a side length 15.0cm. Determine the distance from one vertex to the opposite vertex, measured through
1. 4 answers
2. 1,984 views
Neon and argon are both in Group 18 of the periodic table. Which property do they most likely share?***= My answerA. Strong odor
1. 21 answers
2. 4,455 views
Three boxes are labeled peaches, apples, and peaches & apples. Each box is labeled incorrectly. You may select only one piece of
1. 2 answers
2. 872 views
Tell me how to figure out these probabilitiesIn how many different orders can 9 people stand in line? In how many ways can 4
1. 2 answers
2. 769 views
How do you figure this problem out?How many different committees can be formed from 5 professors and 15 students if each
1. 3 answers
2. 1,208 views
A city planner is working on the redesign of a hilly portion of a city. An important consideration is how steep the roads can be
1. 4 answers
2. 1,749 views
A coin is placed 12.5 cm from the axis of a rotating turntable of variable speed. When the speed of the turntable is slowly
1. 2 answers
2. 1,205 views
At what rate must the cylindrical spaceship of Fig. 5-30 rotate (see Question 12 of the textbook), if occupants are to
1. 1 answer
2. 697 views
A 0.400 kg croquet ball makes an elastic head-on collision with a second ball initially at rest. The second ball moves off with
1. 4 answers
2. 986 views
A gun is fired vertically into a 1.55 kg block of wood at rest directly above it. If the bullet has a mass of 21.0 g and a speed
1. 1 answer
2. 1,049 views
how much is one acre i cant find out and i want an exact answer because all the things online say between this number and that
1. 1 answer
2. 533 views
What does the contextual meaning of each for slope mean?
1. 1 answer
2. 1,147 views
volcano:lava::geyser:_____a.steam b.old faithful c.mountain d.magmaa.steam because what comes out of a volcano? lava! what comes
1. 2 answers
2. 857 views
Hi, I don't remember how to solve this. Please help me remember."I live 3 miles north and 1 mile west of the mall. Ellen lives 2
1. 1 answer
2. 843 views
Can you help with this question?Infants should not be given semi-solid food supplements of meat or meat alternatives before the
1. 2 answers
2. 691 views
The true speed of a moving car on the Earth, if you want to be very precise, would be the speed of the car with respect to the
1. 1 answer
2. 527 views
I have a question on a quiz and I don't even know where to begin on figuring out the question... please help:Measurements on the
1. 1 answer
2. 505 views
hey gurlIP address is your Internet Protocol address. Its kinda of like your street address but for your computer like how you
1. 3 answers
2. 1,631 views
Compare and contrast an independent variable and a dependent variable.
1. 2 answers
2. 575 views
A young woman named Sassy Sue purchases a sports utility vehicle that can accelerate at the rate of4.88m/s^2. She decides to
1. 5 answers
2. 747 views
CAN SOMEONE PLEASE HELP ME WITH MY QUESTION I AM REALLY STUCK!!!!! SOMEONE ANYONE!! I need some help, my brain hurts already
1. 2 answers
2. 1,018 views
bobpursley can you please check my reply to your post about my question? I am not sure if I did my equation correctly. Thanks
1. 1 answer
2. 400 views
it has been 2 hours, can't someone please help me? I need to know if what I did was right, I think it is wrong and one of the
1. 1 answer
2. 311 views
What are the five themes of geography for Africa?
1. 3 answers
2. 1,073 views
what are the regional and human-inviroment interactions for Africa?
1. 1 answer
2. 437 views
During the New Kingdom, through what two ways did Egypt's empire become larger and wealthier?
1. 1 answer
2. 410 views
Egypt : New KingdomThree areas conguered by Egypt diring the New Kingdom were: 1. 2. 3.
1. 3 answers
2. 523 views
Ramses II had many, many monuments and statues bulit for himself.True or False?
1. 2 answers
2. 1,273 views
Who controlled all aspects of Egyptian life during the Old Kingdom?
1. 2 answers
2. 495 views
Scientists throrize that the continents are still drifting apart. What will be the eventual position of North America with
1. 5 answers
2. 1,035 views
Sucrose and glucose contain the elements carbon, oxygen, and hydrogen. What kind of elements are these?
1. 3 answers
2. 625 views
What part of the cell controls our heredity?
1. 1 answer
2. 324 views
How much does it cost to send a 1 lb package to Italy?
1. 1 answer
2. 468 views
would i put ser, estar, somos, or estamos in front of sentandonos en el arbol
1. 1 answer
2. 418 views
What are some organisms that are selectively breed to have specific characteristics?
1. 1 answer
2. 377 views
What is the only quadalateral to have a 45 degree angle?
1. 3 answers
2. 347 views
Hi there,I am doing a agrumentative essay on why 'Armed Police Officers' shouldn't be in our schools. But i am having trouble
1. 1 answer
2. 363 views
How many hours of jogging at 5 mi/h would be needed for a 200-pound person to lose 5 pounds? (Again, assume calorie consumption
1. 1 answer
2. 365 views
How well do you think Native American organizations, like the Bureau of Indian Affairs (BIA), the National Congress of American
1. 2 answers
2. 541 views
Gasoline accounts for 85% of the motor fuel consumed in theUnited States every day. If 8,882 thousand barrels (bbl) of motor
1. 6 answers
2. 379 views
I need to write 116 2/3 as a fraction or a mixed number.
1. 3 answers
2. 568 views
Write the ratio of 4 1/3 to 6 in simplest form.
1. 1 answer
2. 394 views
I need help with the 5 number summary for these #'s 7, 7, 5, 4, 1, 9, 8, 8, 8, 5, 2
1. 1 answer
2. 241 views
-10+12
1. 1 answer
2. 207 views
How do you find Standard Form for the problem: m=-3; b=2?
1. 3 answers
2. 320 views
A 59 g particle is moving to the left at 29 m/s. How much net work must be done on the particle to cause it to move to the right
1. 5 answers
2. 8,247 views
during an experiment, if not all of a liquid vaporizes, in a flask with a cap with a pinhole. will the reported molecular weight
1. 4 answers
2. 576 views
You are given a jar containing a mixture of three different solid substances. The particles of each substance are larger than
1. 4 answers
2. 2,004 views
A box with a square base and an open top is to have a volume of 68in^3 . Neglect the thickness of the material used to make the
1. 3 answers
2. 698 views
I'm writing a comparison paper on two popes.One of them is Innocent III, but I'm not sure what a good comparison for him would
1. 1 answer
2. 443 views
Feedback inhibition means that an increase in a substance will what?
1. 3 answers
2. 691 views
WHich of the following systems will the endocrine system use to send any of it messaqges?THe circulatory The immune The
1. 2 answers
2. 668 views
what is the exact value of tan375degrees
1. 10 answers
2. 2,203 views
An excess of zinc metal is added to 50.0 mL of a 0.100 M AgNO3 solution in a constant-pressure calorimeter. Assuming that the
1. 5 answers
2. 2,077 views
Using Planck’s constant as h = 6.63 E-34 J*s, what is the wavelength of a proton with a speed of 5.00 E6 m/s? The mass of a
1. 2 answers
2. 1,019 views
A toy manufacturer is introducin g two new dolls, my first baby and my real baby. IN one hour, the company can produce 8 first
1. 2 answers
2. 560 views
What Is 45% of 30?
1. 1 answer
2. 367 views
Jake was doing a lab to find the density of metal. Here's his data: mass of the metal sample: 45 grams, volume of metal sample:
1. 3 answers
2. 564 views
What is the hydrologic cycle?
1. 1 answer
2. 443 views
A flatbed truck of mass 2000kg traveling 20 m/s (about 45mph)carries a load of mass 500kg positioned 3 meters behind the cab.
1. 2 answers
2. 1,219 views
A particle is moving in R2 according to the law x=t^2, y=t^3 (time is measured in seconds, coordinates in meters).(a) What is
1. 1 answer
2. 465 views
Rockets A and B are fired straight upward from rest. Rocket A is launched first and accelerates at 11.2 m/s2. Rocket B is
1. 2 answers
2. 730 views
What are some symbols in 'a journey to the center of the earth' by jules verne
1. 1 answer
2. 424 views
How do I calculate the physiological density of Namibia? I can't find it!! HELP!! :)
1. 2 answers
2. 589 views
A jogger runs 59 m due west, then changes direction and runs 83 m due north. What is the distance the jogger travels?
1. 2 answers
2. 580 views
The x component of a certain vector is -86.0 units and the y component is +75.0 units.What is the magnitude of the vector?
1. 2 answers
2. 1,023 views
A skier is accelerating down a 30.0° hill at a = 4.10 m/s2a) What is the vertical component of her acceleration? b) How long
1. 2 answers
2. 568 views
an object travels 219 meters with acceleration 6.43 m/s^2 over an interval of 2.86 seconds. What are Vi and Vf.
1. 1 answer
2. 295 views
Add parentheses to 9+8•7-6•5+4•3+2 so that the value of the expression is 105
1. 2 answers
2. 539 views
what is theta, the x component, and the y component if you know the followingstandard vector notation: 239 m @ 261 degrees
1. 1 answer
2. 364 views
two crates, of mass 75 kg and 113 kg, are in contact and at rest on a horizontal surface. A 727 N force is exerted on the 75 kg
1. 2 answers
2. 658 views
write the general solution to 2cos^2x+cos x=1
1. 3 answers
2. 356 views
solve 2sin^2 theta-7 sin theta= -3 for theta, where 0<theta<360 degrees
1. 1 answer
2. 449 views
Your task is to produce 175mL of carbon dioxide. You many use anything in class.
1. 4 answers
2. 318 views
an atwood machine is set up with m1=234 grams and m2=485 grams. the height of m2 above the floor is 137 cm, and the system is
1. 1 answer
2. 379 views
Two masses (m1 = 532 grams, m2 = 114 grams) are connected with a rope through a frictionless pulleyThe ramp has an elevation
1. 1 answer
2. 425 views
input (f) 5,10,2,8Output f(x) 22,47,7,37 My question is what is the rule?
1. 1 answer
2. 299 views
A hypothetical planet has a radius 2.1 times that of Earth, but has the same mass. What is the acceleration due to gravity near
1. 4 answers
2. 2,782 views
A gas has a volume of 1,400 milliliters at a temperature of 20.0 K and a pressure of 101.3 kPa. What will be the volume when the
1. 2 answers
2. 1,310 views
What is the total mass of iron in 1.0 mole of FeCO3?
1. 2 answers
2. 483 views
The empirical formula of a compound is CH2O and the molecular mass is 180. What is the molecular formula of the compound?
1. 2 answers
2. 731 views
#1 cos x+sec x=2#2 (1+tan x)^2= 2 tan x+2 #3 cos^2x-sin^2 x+1=cos x please show all work & thanks
1. 2 answers
2. 949 views
A tightly stretched "high wire" is 44 m long. It sags 3.8 m when a 56 kg tightrope walker stands at its center. What is the
1. 4 answers
2. 2,245 views
How to convert 4.65 into a fraction but in simpilest form while showing your work?
1. 2 answers
2. 220 views
verify that the equation is an identity:(1-cosX)/(1+cosX) = (cscX-cotX)^2
1. 4 answers
2. 585 views
How do you find (in radians) the exact value of:tan[pi-(pi/12)]
1. 2 answers
2. 546 views
A force of 100 Newtons acts upwards on a mass of 50 kg, another force of 60 newtons acts on the same mass downwards. calculate
1. 1 answer
2. 391 views
Based on an average cost per year to attend a university or college of your choice, how much should be invested each month to
1. 3 answers
2. 567 views
The largest Ferris Wheel in the world is the London Eye in England. The height (in metres) of a rider on the London Eye after t
1. 2 answers
2. 1,316 views
In the shot put, the shot must land within a 40 degree sector. Consider a coordinate system where the vertex of the sector is at
1. 1 answer
2. 448 views
You serve a tennis ball from a height of 2.29 m above the ground. The ball leaves your racket with a speed of 18.7 m/s at an
1. 1 answer
2. 490 views
Why does the division of zero equal one? I just do not understand the process. I've researched it and I have read the responses,
1. 1 answer
2. 381 views
would you say:her aspiration of freedom or her aspiration for freedom ?
1. 4 answers
2. 786 views
How many rpm's will a 2'' Nd45 sphere do spinning at 340.29 m/s.Please help me!! =(
1. 1 answer
2. 282 views
How many rpm's will a 2'' Nd45 sphere do spinning at 340.29 m/s.Please help me!! =(
1. 1 answer
2. 266 views
An m = 6.80-kg clay ball is thrown directly against a perpendicular brick wall at a velocity of 22.0 m/s and shatters into three
1. 2 answers
2. 638 views
Barbara is playing a game. She jumps forward 5 feet, and then steps backward 2 feet. How many jumps will it take her to reach
1. 9 answers
2. 508 views
a Frog is at the bottom of a 21 foot well. The frog jumps up 4 feet, and then falls back 2 feet. How many jumps will it take for
1. 5 answers
2. 1,180 views
A 20-foot telephone pole casts a 4-foot shadow.what shadow length will the 6-foot man cast ? A) 1.2feet B) 2.1feet C) 2.2feet
1. 1 answer
2. 437 views

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