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heather
Questions (213)
You’re pushing an 84 kg shopping cart around the store. You’re in a hurry and pushing the cart at 9.3 m/s. How much kinetic
1 answer
233 views
unit 4 lesson 13 the human body unit test review science 7a- unit 4
9 answers
2,359 views
A record has an angular speed of
49.5 rev/min. What is its angular speed? Answer in units of rad/s. Through what angle does it
1 answer
1,909 views
A dentist’s drill starts from rest. After 1.28 s
of constant angular acceleration it turns at a rate of 38840 rev/min. Find the
1 answer
1,621 views
The movement and audio-visual elements of which type of visual aid capture audience attention?
2 answers
645 views
The volume of a sphere is 3,052.08 units cubed. What is its diameter?
4 answers
1,222 views
What is the volume of a cone which has a base diameter of 14 units and a height of 12 units?
2 answers
2,367 views
Michael's bank contains only nickels, dimes, and quarters. There are 63 coins in all, valued at $5.50. The number of nickels is
2 answers
3,182 views
Anne and Nancy use a metal alloy that is 20.45% copper to make jewelry. How many ounces of a 12% alloy must be mixed with a 25%
1 answer
1,876 views
Ammonia, NH3, can be made by reacting nitrogen and hydrogen and the equation is N2 + 3H2 --> 2NH3 How many moles of NH3 can be
1 answer
1,097 views
At a pressure 43 kPa, the gas in a cylinder has a volume of 11 liters. Assuming temperature remains the same, if the volume of
1 answer
632 views
Write a rule for the linear function in the table.
x f/x 1 -7 2 -10 3 -13 4 -16 A. f(x) = -1/3x – 4 B. f(x) = 3x + 4 C. f(x) =
2 answers
915 views
he triangles are similar. Find the value of a.
bout side of triangle is 16 and 20 and the other triangle is a and 8 A. 10 B. 6 C.
1 answer
514 views
Sasha finished mowing lawns at 4:15 PM. It took 1^3/4 h to mow the first lawn. The second and third lawns she mowed each took
2 answers
1,736 views
Write 6.92 x 10 -8 in standard notation.
A. 0.000000692 B. 0.0000000692 C. 0.0000000069 D. 0.00000692 Please help, i have no
3 answers
1,016 views
Justin wants to use 376 ft of fencing to fence off the greatest possible rectangular area for a garden. What dimensions should
3 answers
2,066 views
Americans spend almost _______ percent of their food budget on foods prepared away from home.
A. 20 B. 30 C. 40 D. 50 Thinking it
3 answers
1,832 views
The suffix -est means:
A. more B. most C. alot D. many Thinking the answer b.
3 answers
496 views
A poem that is told in an actual manner.
A. Lyrics B. Ballad C. Sonnet D. Genre Thinking its B, am i correct
3 answers
629 views
There are
6 cyclists in a race. There will be a first-place and a second-place prize awarded. In how many different ways can the
4 answers
1,183 views
Find the points on the graph y = -x^3 + 6x^2 at which the tangent line is horizontal.
I found -x^2 + 4 = 0 are the points [4,32]
1 answer
771 views
limx--->3- 5/x-3 I think it is -inf but I don't know how to prove it
1 answer
447 views
if limit x--->0(4-g(x)/x)=1
1 answer
333 views
Ashley is going to rent a truck for one day. There are two companies she can choose from, and they have the following prices.
Com
2 answers
1,428 views
What are the lengths of the legs of a right triangle in which one acute angle measures 19° and the hypotenuse is 15 units long?
1 answer
1,009 views
A 15.0mL sample of an H2SO4 solution is titrated with 24.0 mL of a 0.245 Molarity NaOH solution. What is the molarity of the
1 answer
606 views
8:9:18
8 = 184 what's 9 and 18?
1 answer
294 views
what are some family characteristics for Halogens
2 answers
471 views
(6.0 x 10^5) x (3.0 x 10^4)=
A. 18 x 10^20 B. 18 x 10^9 C. 1.8 x 10^20 D. 1.8 x 10^10 2. (5 x 10^-2) divided by (2 x 10^3) = A.
2 answers
638 views
Point Y lies on segment XZ. If XY = 2.8 and XZ = 4.0, what is the length of segment YZ?
2 answers
1,294 views
george drove to two town at 60 miles per hour and drove back home at 30 miles per hour. what is the distance to town if the
2 answers
1,373 views
george drove to two town at 60 miles per hour and drove back home at 30 miles per hour. what is the distance to town if the
1 answer
639 views
Why can you not install the server migration tools to the server running windows server 2008 R2 using the add roles and features
2 answers
828 views
Why can you not install the server migration tools to the server running windows server 2008 R2 using the add roles and features
0 answers
731 views
A football is kicked at ground level with a speed of 17.9m/s at an angle of 36.0∘ to the horizontal. How much later does it
4 answers
625 views
A ball thrown horizontally at 13.0m/s from the roof of a building lands 21.4m from the base of the building. How tall is the
1 answer
5,130 views
in order to estimate the mean amount of time computer users spend on the internet ea mn, how many people do i interview to have
0 answers
560 views
a bag contains 12blue, 10 green and 6 red and 2 white marbles.
a) If you draw 3 marbles without putting them back, what is the
1 answer
443 views
The test scores for a math class are shown below
83,85,82,93,83,84,95,87,86,94 what is the standard deviation of the data set?
4 answers
4,489 views
there are 4 blue tile,s 3 yellow tiles, 5 red tiles, and 2 green tiles.
he draws a tile replaces it, and draws another tile. what
9 answers
6,921 views
In triangle PQR, m<P=53 degrees, PQ=7.4, and PR=9.6. What is m<R to the nearest degree
1 answer
1,776 views
y/4=15/20 how do I solve the proportion? please explain it to me. I have several to do
1 answer
972 views
given the proportion a/b=5/19, what ratio completes the equivalent proportion a/5= / ?
a. a/19 b. b/19 c. 5/19 d. 19/b
2 answers
2,512 views
If a tank contains 55.2 g of butane, what volume, in liters, of oxygen is needed to burn all the butane at 0.850 atm and 25
1 answer
1,329 views
What mass of bromine gas will form from the complete reaction of 150 g potassium bromide and 120 g of chlorine
1 answer
484 views
You and your partner are returning a patient from the Emergency Department to the local nursing home in an ambulance. Your
1 answer
820 views
6-mile perimeter. The length is 4 times the width.what is the length width
1 answer
617 views
the total capacity of 1 carton is the same as the total capacity of 2 identical cups. If 1.8 liters of water are needed to fill
1 answer
655 views
identify and describe two ways in which American federalism has changed since the ratification of the constitution
1 answer
473 views
Given that logbase2 a+logbase2 b=3 , calculate all the possible integer values of a if b is
also an integer value. Explain your
2 answers
2,535 views
Given that x=logbase3 5 and
y=logbase3 2 , rewrite logbase3 60 in terms of x and y.
1 answer
1,006 views
Should judicial review be eliminated? Provide a detailed explanation for your answer.
b) If judicial review were eliminated, what
2 answers
408 views
Should judicial review be eliminated? Provide a detailed explanation for your answer.
b) If judicial review were eliminated, what
1 answer
572 views
A kite 100 ft above the ground moves horizontally at a speed of 10 ft/s. At what rate is the angle (in radians) between the
1 answer
12,102 views
Find the density of an object which has a mass of 360 grams and fills a volume of 36 mL.
1 answer
971 views
Find an equation of the line that passes through the point and has the indicated slope m.
(23, 5); m = -2 y=?
1 answer
355 views
One of the following sentences contains an independent clause and a dependent clause, which makes it
a complex sentence. Which is
2 answers
713 views
One of the following sentences contains an independent clause and a dependent clause, which makes it
a complex sentence. Which is
1 answer
567 views
If the first marble is replaced before the second marble is drawn, what is the probability of selecting a white marble then a
1 answer
1,275 views
A 100-foot vertical antenna is on the roof of a building. From a point on the ground, the angle of elevation to the top and the
1 answer
2,194 views
An airplane is flying at an elevation of 5150 ft, directly above a straight highway. Two motorists are driving cars on the
2 answers
1,342 views
An airplane is flying at an elevation of 5150 ft, directly above a straight highway. Two motorists are driving cars on the
1 answer
5,275 views
A car is designed to get its energy from a rotating flywheel (solid disk) with a radius of 1.00 m and a mass of 600 kg. Before a
0 answers
823 views
Two astronauts, each having a mass of 78.5 kg, are connected by a 10.0-m rope of negligible mass. They are isolated in space,
1 answer
1,496 views
A potter's wheel having a radius 0.45 m and a moment of inertia of 14.9 kg · m2 is rotating freely at 49 rev/min. The potter
1 answer
1,253 views
A large grinding wheel in the shape of a solid cylinder of radius 0.330 m is free to rotate on a frictionless, vertical axle. A
0 answers
588 views
in the number 288, explain how the value represented by the digit in the tens place is related to the value represented by the
2 answers
1,072 views
A satellite has a mass of 106 kg and is located at 1.96 106 m above the surface of Earth.
(a) What is the potential energy
2 answers
1,803 views
A certain light truck can go around a flat curve having a radius of 150 m with a maximum speed of 34.0 m/s. With what maximum
1 answer
1,234 views
Suppose you invest $5000 at an annual rate of 4% compounded continuously how much will be in the account after 5 years?
2 answers
1,038 views
A neutron in a reactor makes an elastic head-on collision with a nitrogen atom that is initially at rest. (The mass of the
0 answers
1,157 views
A billiard ball moving at 5.60 m/s strikes a stationary ball of the same mass. After the collision, the first ball moves at 4.99
0 answers
633 views
A railroad car of mass 2.7 104 kg moving at 3.50 m/s collides and couples with two coupled railroad cars, each of the same mass
2 answers
1,756 views
Identical twins, each with mass 59.6 kg, are on ice skates and at rest on a frozen lake, which may be taken as frictionless.
1 answer
1,667 views
A 2.1 103-kg car starts from rest at the top of a 5.9-m-long driveway that is inclined at 19° with the horizontal. If an
1 answer
720 views
in 1993 bicyclist rebecca twigg of the united states traveled 3.00 km in 217.347 s suppose she travels the entire distance at
4 answers
2,581 views
charlie is designing an 80 ft by 120ft rectangular fence. he wants to put posts 10ft apart along one of the 120 ft sides. the
0 answers
460 views
A manager for a firm that sells advertising space in magazines and periodicals is considering a number of new initiatives to
1 answer
497 views
Two similar figures have sides in the ratio of 2:3. If a side of the smaller triangle has a length of 7, what is the length of
1 answer
1,145 views
1. Graph y =sec(1/2O-2pi)– 3. the O after the 2 has a slash through it
2. Write an equation for tangent given the period, phase
2 answers
524 views
Choose the progressive or emphatic verb tense that is used in each sentence.
18.Ms. Palmer has been organizing the class
2 answers
1,966 views
Find the present value of $6000 payable in four years at 16% simple interest
Thanks a bunch!
0 answers
333 views
a ball of mass 4kg is thrown vertically upwards with a velocity of 40m/s.Find
a-maximum height b-height after 3 seconds c-time of
1 answer
743 views
was the new Deal essentially a consevative attempt to save American capitalism from collapse, a radical change in traditional
1 answer
902 views
if jimmy was 33 inches when he was 5 and he is now 14 and 55 inches how many inches did he grow per year
1 answer
367 views
please help with this DBQ to what extent it is justified to characterize the industrial leaders of the 1865-1900 era as either
2 answers
1,284 views
please explain the rise of class conflict between business and labor in the 1870s and the growing hostility to immigrants
1 answer
585 views
Dinner is good.
Dinner was better yesterday. This is the best dinner yet. I am having a bad day. My day cannot get any worse.
2 answers
599 views
If you have a 5 inch grinding wheel with 5000 rpms and a piece off material lies off of it how fast is the material moving?
2 answers
444 views
My dogs name is Daisy.
or My dog's name is Daisy. Is the second sentence correct?
2 answers
390 views
♦ Stacy's financial information is securely stored online.
(Stacy's financial information)? ♦ Aaron's bank statement should
1 answer
601 views
Your household cash flow helps to determine this C: Capacity
Under these __________, you may still be approved with a cosigner
4 answers
527 views
♦ I store my finacial documents in a fire proof safe. (documents)
♦ Its a good idea to have extra copys of financial
1 answer
553 views
After a long day of biking, rollerblading, and hiking the students were exhausted.
Is this a proper sentence and correct
3 answers
353 views
What is the perimeter of a circle that is 10m?
2 answers
605 views
6y-7x=12, 7x-6y=-12
solve by graphing method. classify as consistent/inconsistent and dependent/independent. i have been working
3 answers
722 views
Ms. Sue - thank you for your answer. i understand the second question now but i really don't know much why. is it because at
1 answer
439 views
what was john walthall alleged offense?how might one account for the ferocity of the assault on carter's family walthall? I
1 answer
953 views
explain the concept of "a belief in equal rights has often led to the belief in equality of opportunity" - I am not wanting the
1 answer
461 views
now lets say that this scientist wants to make 50 mL of a 0.250 M KC solution. How much of the 1.00 M "stock" solution whould he
1 answer
352 views
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