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Rachel

Questions (979)

A block of mass m is dropped onto a relaxed spring constant k. The block becomes attached to the spring and compresses the
1. 0 answers
2. 1,366 views
A proton (mass m = 1.67 10-27 kg) is being accelerated along a straight line at 3.1 1015 m/s2 in a machine. The proton has an
1. 1 answer
2. 693 views
A 1250 kg boat is traveling at 90 km/h when its engine is shut off. The magnitude of the frictional force fk between boat and
1. 0 answers
2. 995 views
Use the Laws of logarithms to rewrite the expression log(base 2)(11x(x-9))in a form with no logarithm of a product, quotient or
1. 0 answers
2. 814 views
Use the Laws of logarithms to rewrite the expression ln(x^3 sqrt(y^4/z^10))in a form with no logarithm of a product, quotient or
1. 1 answer
2. 1,529 views
In Figure 5-66, a force F of magnitude 13 N is applied to a FedEx box of mass m2 = 1.0 kg. The force is directed up a plane
1. 1 answer
2. 1,102 views
n the figure below, the coefficient of kinetic friction between the block and inclined plane is 0.18 and angle θ = 55°. What
1. 0 answers
2. 659 views
Calculate the magnitude of the drag force on a missile 63 cm in diameter cruising at 220 m/s at low altitude, where the density
1. 0 answers
2. 1,001 views
Evaluate the expression: log(base4)4^6
1. 1 answer
2. 422 views
A 1250 kg boat is traveling at 90 km/h when its engine is shut off. The magnitude of the frictional force fk between boat and
1. 0 answers
2. 512 views
A loaded penguin sled weighing 60 N rests on a plane inclined at 20° to the horizontal. Between the sled and the plane the
1. 1 answer
2. 6,496 views
A 1250 kg boat is traveling at 90 km/h when its engine is shut off. The magnitude of the frictional force fk between boat and
1. 0 answers
2. 589 views
Find the exponential function f(x)=Ca^x whose graph goes through the points (0,3) and (2,12).
1. 1 answer
2. 6,205 views
A rifle is aimed horizontally at a target 31 m away. The bullet hits the target 1.3 cm below the aiming point. Neglect air
1. 2 answers
2. 954 views
A lamp hangs vertically from a cord in a descending elevator with a constant deceleration a. If the tension in the cord is T0,
1. 2 answers
2. 886 views
A ball is shot from the ground into the air. At a height of 9.1 m, the velocity is observed to be v = (6.6 + 5.7 ) m/s, with
1. 3 answers
2. 4,489 views
A centripetal-acceleration addict rides in uniform circular motion with period T = 4.30 s and radius r = 3.00 m. At one instant
1. 1 answer
2. 890 views
In the figure below, a stone is projected at a cliff of height h with an initial speed of 46.0 m/s directed 60.0° above the
1. 1 answer
2. 930 views
A small ball rolls horizontally off the edge of a tabletop of height h. It strikes the floor a distance x horizontally away from
1. 1 answer
2. 3,200 views
Peanuts sell for $3.00 per pound. Cashews sell for $6.00 per pound. How many pounds of cashews should be mixed with 12 pounds of
1. 3 answers
2. 1,036 views
An object falls off a 400-foot tower. With g=32ft/sec^2, as at the Earth’s surface, the object would hit the ground after 5
1. 1 answer
2. 548 views
An object thrown in the air on a planet in a distant galaxy is at heights(t) = -20t^2 +67t +42 feet at time t seconds after it
1. 1 answer
2. 953 views
If a car goes from 0 to 100 mph in six seconds with constant acceleration, what is that acceleration?
1. 1 answer
2. 717 views
A tomato is thrown upward from a bridge 23 m above the ground at 40 m/sec. find acceleration, velocity, and height of tomato at
1. 1 answer
2. 1,188 views
A person walks in the following pattern: 2.8 km north, then 2.7 km west, and finally 6.9 km south. Construct the vector diagram
1. 0 answers
2. 600 views
Vector A has a magnitude of 5.00 units, vector B has a magnitude of 9.00 units, and the dot product A·B has a value of 42. What
1. 2 answers
2. 763 views
A tomato is thrown upward from a bridge 23 m above the ground at 40 m/sec. Take the acceleration of gravity be equal to 9.8
1. 1 answer
2. 2,572 views
A tomato is thrown upward from a bridge 23 m above the ground at 40 m/sec. Take the acceleration of gravity be equal to 9.8
1. 0 answers
2. 557 views
At a certain time a particle had a speed of 17 m/s in the positive x direction, and 2.0 s later its speed was 32 m/s in the
1. 0 answers
2. 381 views
At a certain time a particle had a speed of 17 m/s in the positive x direction, and 2.0 s later its speed was 32 m/s in the
1. 0 answers
2. 397 views
Using only measurements from the ground, determine the air speed of a passenger jet flying over the university.What methods
1. 0 answers
2. 482 views
Two forces are pushing an ice shanty along the Ice. One has a magnitude of 330 lb in a direction due east. The other force has a
1. 1 answer
2. 1,251 views
How do you find the domain and range from y=3x^3+4x^2-5?
1. 1 answer
2. 324 views
How do you find the domain and range from y=3x^3+4x^2-5?
1. 1 answer
2. 318 views
to most effectively increase its percentage of the labor force in the 1990s, the union movement should increase its appeal to:
1. 2 answers
2. 456 views
x=1 y=2x=2 y=6 x=3 y=18 x=4 y=54 What is the rule?
1. 1 answer
2. 338 views
Why do you think the Muslims were not able to conquer most of that continent??
1. 17 answers
2. 2,599 views
How might the location of the Arabian peninsula have contributed to the rapid spread of Islam??
1. 8 answers
2. 2,168 views
I'm not sure how to deal with this problem (we're just starting the unit)...I need to find the average voltage induced into a
1. 0 answers
2. 559 views
triangle ABC is isosceles, with AB=AC=15cm , and m<A = 150. What is the exact length of BC without using trigonmetry?
1. 1 answer
2. 402 views
What is sin(cos^-1 a) when 0 < cos^-1 a < 90
1. 4 answers
2. 399 views
Why is it that if deceleration is doubled, distance is halved?
1. 1 answer
2. 400 views
Trapezoid WERI has legs WI and ER.If WERI is isosceles and if m<I= 110, find m<W, m<R, and m<E. How are you suppose to find the
1. 0 answers
2. 505 views
What are 3/8, 5/6, and 1/2 in order from least to greatest.
1. 4 answers
2. 1,016 views
Does it make a difference whether you translate a graph first and the scale the image, or scale the graph first and then
1. 1 answer
2. 352 views
Hinduism evovle form the beliefs and practices of the ________, an early Indian society.
1. 1 answer
2. 673 views
Like Judaism, Christianity, and Islam,both Hinduism an Buddhism got their starts on the continent of ________.
1. 1 answer
2. 438 views
In India, the birthplace of Buddhism, curiously, Buddhism all but vanished, as it was ___________.
1. 1 answer
2. 486 views
Generally peasants and the lower castes had a more positive reaction to the teachings of the Buddha, since Buddhists did not
1. 2 answers
2. 377 views
The Middle Way charted a course between the extremes of the worldliness of Hinduism as some practiced it, and the _________
1. 1 answer
2. 389 views
Rick's 76ft times 50ft house sits on a plot of land as shown in the diagram below. If 1 bag of lawn food covers 5000 ft squared
1. 0 answers
2. 446 views
A concave mirror is constructed so that a man at a distance of 19 cm from the mirror sees his image magnified 2.0 times. What is
1. 1 answer
2. 656 views
what could i use to determine the probability that i will get at least 8 of 15 true or false questions right?
1. 0 answers
2. 321 views
Janet jumps off a high diving platform witha horizontal velocity of 2.11 m/s and lands in the water 2.6 s later. How high is the
1. 1 answer
2. 871 views
I have 1500 dollars in year 2010 in what year would i reach 2000 dollars at 4% interest?
1. 2 answers
2. 337 views
A piling supporting a bridge sits so that 1/4 of the piling is in the sand, 150 feet is in the water, and 3/5 of the piling is
1. 1 answer
2. 1,378 views
As a realtor, you earn 7% of the sale price. The owners have the house listed for $150,000 and will entertain offers within 10%
1. 1 answer
2. 480 views
Write a 1,000-word report on two different ways that you, as a young citizen, can become active in politics that would help
1. 4 answers
2. 662 views
Gretchen bought a sweater for $23.89. In addition, she had to pay $1.43 in sales tax. She gave the sales clerk $30. How much
1. 2 answers
2. 555 views
This is the situation I have been given:You are given three capacitors, one with a capacitance of 0.025 micro-farads, another
1. 1 answer
2. 603 views
* If 13.3 kilograms of Al2O3(s), 58.4 kilograms of NaOH(l), and 58.4 kilograms of HF(g) react completely, how many kilograms of
1. 5 answers
2. 4,122 views
Is citric acid stronger than tartaric acid?
1. 1 answer
2. 1,263 views
A jet flies from Atlanta to Dubuque a distance of 900 miles. After traveling the same amount of time on the return flight,the
1. 1 answer
2. 1,178 views
What is the hybridization of phosphorous in a P4 molecule
1. 4 answers
2. 2,188 views
Find the coordinate of the midpoint of a segment with the endpoints at –9 and 6.A.1.5 B.–1.5 C.2 D.–3
1. 1 answer
2. 540 views
After 1.78 years, 1.990 g of a radioisotope remains from a sample that had an original mass of 2.000 g.Calculate the half-life
1. 1 answer
2. 498 views
I need major help with this please!!!On a safari, a team of naturalists sets out toward a research station located 6.9 km away
1. 0 answers
2. 805 views
The management of a private investment club has a fund of $114,000 earmarked for investment in stocks. To arrive at an
1. 3 answers
2. 2,781 views
A driver in a car traveling at a speed of 67 km/h sees a cat 104 m away on the road.How long will it take for the car to
1. 0 answers
2. 523 views
Container A and B both container the same kind of liquid. Container A has a volume of 5 mL and Container B has a volume of 8 mL.
1. 1 answer
2. 692 views
Members of the west high school band were hard at work practicing for the annual homecoming parade.First they tried marching in
1. 2 answers
2. 1,225 views
If you are asked to compare two numbers, what two operations might you use? why?
1. 1 answer
2. 359 views
Round each number to the place value indicated by thedigit in bold. a. 3587 the 5 b. 148,213 the 1, in 148 c. 23,785 the 3 d.
1. 1 answer
2. 678 views
Xuan saved $5340 in 3 years. If he saved $95 per month in the first year and a fixed amount per month for thenext 2 years, how
1. 1 answer
2. 675 views
Given that x is a normally distributed random variable with a mean of 60 and a standard deviation of 10, find the P(56 < x <74).
1. 1 answer
2. 687 views
a wholesaler or agent who markets products for companies wanting to do business abroad is called aa. licensing agent b.
1. 9 answers
2. 1,161 views
Locate the position of a spaceship on the Earth-Moon center line such that, at that point, the tug of each celestial body
1. 1 answer
2. 529 views
Three very small spheres of mass 3.00 kg, 5.00 kg, and 3.00 kg are located on a straight line in space away from everything
1. 0 answers
2. 414 views
A 25 N book sits on a table. What is the magnitude of the normal force the table exerts on the book?
1. 2 answers
2. 1,862 views
The equation (x + 6)^2 + (y + 4)^2 = 36 models the position and range of the source of a radio signal. Describe the position of
1. 22 answers
2. 13,196 views
write the equation of the circle in standard form. find the center, radius, intercepts, and graph the circle.
1. 1 answer
2. 585 views
A particle travels counterclockwise around the origin at constant speed in a circular path that has a diameter of 2.50 m, going
1. 0 answers
2. 468 views
A particle travels counterclockwise around the origin at constant speed in a circular path that has a diameter of 2.50 m, going
1. 1 answer
2. 622 views
Find the distance between the given points.(2, 7, −10) and (11, 4, 0)
1. 1 answer
2. 423 views
A gardener wants the three rosebushes in her garden to be watered by a rotating water sprinkler. The gardener draws a diagram of
1. 17 answers
2. 11,865 views
A dead tree was struck by lightning, causing it to fall over at a point 10 ft up from the base of the tree.If the fall treetop
1. 3 answers
2. 1,516 views
5+(-5/2)+(5/4)Sn=189 Find n for the given sum if the geometric series
1. 1 answer
2. 489 views
Write the series with summation notation3+9+19+33+51+73 I'm not sure what the equation would be. Would this situation have two
1. 1 answer
2. 646 views
A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory. There are 100
1. 1 answer
2. 671 views
please i need help with this question.Initailly at rest, a car (mass=1300kg) accelerates north from a set of traffic lights at a
1. 1 answer
2. 615 views
What types of cost information are reported to support managerial purposes and decisions?Describe 2 major categories of purposes
1. 1 answer
2. 506 views
Sam, whose mass is 82 {\rm kg}, takes off across level snow on his jet-powered skis. The skis have a thrust of 240 {\rm N} and a
1. 0 answers
2. 654 views
A coffee company wants to make sure that there coffee is being served at the right temperature. If it is too hot, the customers
1. 2 answers
2. 1,409 views
how do I balance the following skeleton redox equation for a reaction occurring in acidic solution. HNO2 + MnO4- yield to Mn2+ +
1. 2 answers
2. 3,961 views
A base has a Kb of 2.5 x 10–11. Which of the following statements is true?This is a concentrated base. This base ionizes
1. 1 answer
2. 3,051 views
what is the prime factorization of 63?
1. 1 answer
2. 396 views
compare and contrast contributory negligence with comparative negligence.
1. 3 answers
2. 507 views
A firm has an opportunity to invest in a new device that will replace two of thefirm’s older machines. The new device costs
1. 1 answer
2. 722 views
A 1 kh pendulum os pulled sideways so that it is raised a vertical distance of 2 m above it's resting point. Find the max. Speed
1. 0 answers
2. 548 views
2x+y=123x-y=13 Please help me solve the system of equation and show your work.
1. 1 answer
2. 468 views

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