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water and glass with refractive index of 1.5 are interfaced.if the incident ray are from the water makes an angle 60 degrees
1. 0 answers
2. 606 views
if I walk 2.5 miles in 1.25 hours, how long does it take to walk .5 miles?
1. 3 answers
2. 513 views
n this discussion, you will post issues related to motivation and learning. Refer to the texts in this section, other texts you
1. 3 answers
2. 797 views
In this discussion, you will post issues related to motivation and learning. Refer to the texts in this section, other texts you
1. 7 answers
2. 984 views
A section of a boardwalk is made using 15 boards. Each board is 914 inches wide. The total width of the section is 144 inches.
1. 2 answers
2. 1,518 views
in western united states: How many states border by ocean?
1. 6 answers
2. 668 views
Find the periodic payments PMT necessary to accumulate the amount given in a sinking fund. HINT [See Example 2.] (Assume
1. 1 answer
2. 781 views
The three displacement vectors in the drawing have magnitudes of A = 5.48 m, B = 5.23 m, and C = 4.75 m. Find the resultant((a)
1. 1 answer
2. 941 views
During takeoff, an airplane climbs with a speed of 120 m/s at an angle of 33 degrees above the horizontal. The speed and
1. 2 answers
2. 636 views
Fractional distillation is suitable for separation of miscible liquids with a boiling point difference of about 25 K or less.
1. 1 answer
2. 829 views
Fred and Zuma Palermo contacted Colorado Carpet Installation, Inc., for a price quotation on providing and installing new
1. 1 answer
2. 911 views
Find the equation of a horizontal line that goes through the point (5, -3). Explain your answer
1. 1 answer
2. 1,682 views
How much of a 6.0M sucrose solution should you use to make 77.0mL of a 0.055M solution?
1. 1 answer
2. 725 views
A boat leaves port P and steers 5 km due east and then 10 km on a bearing of 060 degrees. Find its distance and bearing from P
1. 1 answer
2. 602 views
An elevator and its load have a combined mass of 1962 kg. Find the tension in the supporting cable when the elevator, originally
1. 1 answer
2. 659 views
a 50g slug is shot from a rifle at 900m/sa) what is the KE of the slug? b) how much work is done on the slug if it starts from
1. 1 answer
2. 532 views
oil is pumped at 31000/liters/min into a tank 25m above the ground.(1lter of oilhas a mass of 0.68kg)a) what power, in kw, must
1. 0 answers
2. 486 views
a 2200kg car accelerates from 5m/s to 17m/s in 3 seconds.a) find the work done on the car in this time period. b)find the
1. 1 answer
2. 506 views
CaSiO3(s) +6 HF (g)-> CaF2(aq) + SiF4 (g) + 3 H2O(l)If a 65.6 g sample of CaSiO3 is reacted in an inert 83 L container at
1. 2 answers
2. 855 views
Karen claims that the odds against randomly drawing the letter S from the letters in the word MISSISSIPPI are 4:7. How do you
1. 3 answers
2. 817 views
A student wants to know why if the odds in favor of an event are 3:4, the probability of the event occurring is not 3/4 How do
1. 1 answer
2. 2,238 views
A student claims that if the odds in favor of winning a game are a:b, then out of every a+b games she would win a games. Hence,
1. 1 answer
2. 647 views
When drawing a histogram, it is important toa. eliminate the extremes to minimize the effect of skewness. b. choose class
1. 0 answers
2. 820 views
a recipe calls for 2/3 cup of flour i am making a amount that is 3/7 of the recipe how much flour do i need
1. 2 answers
2. 912 views
the perimeter of a rectangle is 24 m. the width is 30 m less than five times the length. find the dimentions of the rectangle.
1. 1 answer
2. 519 views
how many grams of calcium bicarbonate would it take to reach a ph of 7 if i have 10ml 3 molar sulfuric acid?
1. 2 answers
2. 502 views
An object is thrown vertically so that its height in feet above the ground x seconds after it is thrown can be foundusing the
1. 1 answer
2. 553 views
A space satellite has a total mass of 500kg. A portion of mass 20kg is ejected a velocity of 10ms-1 . Calculate the recoil
1. 1 answer
2. 659 views
x2+22x +c find the value of c that makes the trinomial a perfect square
1. 2 answers
2. 946 views
A copper telephone wire has essentially nosag between poles 30 m apart on a winter day when the temperature is −16◦C. How
1. 1 answer
2. 3,080 views
Statistics students were asked to go home and fill a 1-cup measure with raisin bran and to tap the cup gently on the counter 3
1. 1 answer
2. 629 views
If there are 18 elements in a set how many possible subsets of 6 can I get
1. 1 answer
2. 384 views
How many subset of 6 can I get from 18 elements
1. 1 answer
2. 407 views
If the acceleration due to gravity on the earth is 9.8 m/s2, what is the acceleration due to gravity on Rams?
1. 2 answers
2. 3,414 views
if the expression is false, the_____ operator will return true.
1. 1 answer
2. 658 views
What is the probability that a randomly thrown dart hits a shaded region, given that the dart lands within the rectangle? All of
1. 2 answers
2. 2,561 views
In a change jar, Tom has nickels and dimes. The number of nickels is two times the number of dimes and the total amount of money
1. 2 answers
2. 1,802 views
A ball is rolled up a ramp at 2.50 m/s. The ball slows down for 5.00 s and then rolls back down. Assume frictions isn't a factor
1. 0 answers
2. 496 views
What is the density of a piece of zinc that has a volume of 8000 cubic cm?density= mass/ volume
1. 1 answer
2. 443 views
A runner is at the starting gate and hears the starting gun. He begins running with a constant acceleration ai = 0.55 m/s2. He
1. 0 answers
2. 824 views
A runner is at the starting gate and hears the starting gun. He begins running with a constant acceleration ai = 0.55 m/s2. He
1. 1 answer
2. 1,005 views
A student begins at rest and then walks north with an average speed of v1 = 0.85 m/s. The student then turns south and walks
1. 1 answer
2. 2,311 views
t= 5.79 (a) There are approximately 1609 meters per mile. If the sun is 93 million miles away, how far is the sun in kilometers
1. 1 answer
2. 1,194 views
An astronomy student is studying the sun. While monitoring her equipment, she observes a solar flare. She then observes the
1. 2 answers
2. 5,620 views
Assume that an intercontinental ballistic missile goes from rest to a suborbital speed of 6.50 km/s in 60.0 s (the actual speed
1. 2 answers
2. 2,015 views
A student witnesses a flash of lightning and then t = 6.5 s later the student hears the associated clap of thunder. Light
1. 2 answers
2. 1,410 views
A student witnesses a flash of lightning and then t = 6.5 s later the student hears the associated clap of thunder. Light
1. 3 answers
2. 6,017 views
A student witnesses a flash of lightning and then t = 6.5 s later the student hears the associated clap of thunder. Sound
1. 2 answers
2. 1,252 views
Assume that an intercontinental ballistic missile goes from rest to asuborbital speed of 6.50 km/s in 60.0 s (the actual speed
1. 0 answers
2. 541 views
A commuter backs her car out of her garage with an acceleration of 1.40 m/s2. (a) How long does it take her to reach a speed of
1. 0 answers
2. 789 views
Clint Dempsey takes a free kick and kicks a soccer ball with a mass of 440 grams at 98 miles per hour. what is the momentum
1. 1 answer
2. 459 views
the single equivalent discount rate of the trade discount 3/3/1 is
1. 0 answers
2. 870 views
Calculate the number of moles of solute present in 450. g of an aqueous NaCl solution that is 0.565 % NaCl by weight
1. 2 answers
2. 546 views
All of the following are reasons for Communist Russia's animosity toward the United States and the western powers except one.
1. 1 answer
2. 1,116 views
A tactic that the United States used that was very successful against the Japanese in the Pacific Theater of War was called
1. 1 answer
2. 683 views
An IQ is designed so that the mean is 100 and the standard deviation is 23 for the population ofNormal adults, find the sample
1. 0 answers
2. 935 views
A girl throws a water-filled balloon at an angle of 50.0∘^\circ above the horizontal with a speed of 12.0m/s{\rm m}/{\rm s} .
1. 2 answers
2. 2,044 views
A girl throws a water-filled balloon at an angle of 50.0∘^\circ above the horizontal with a speed of 12.0m/s{\rm m}/{\rm s} .
1. 0 answers
2. 477 views
A girl throws a water-filled balloon at an angle of 50.0∘^\circ above the horizontal with a speed of 12.0m/s{\rm m}/{\rm s} .
1. 1 answer
2. 528 views
A physics book slides off a horizontal tabletop with a speed of 1.10m/s{\rm m}/{\rm s} . It strikes the floor in 0.350s{\rm s} .
1. 1 answer
2. 2,173 views
7/ square root of p
1. 1 answer
2. 337 views
(7 square of p)/ (square of p)
1. 1 answer
2. 314 views
concrete can be purchased by the cubic yard. how much will it cost to pour a slab 17 feet by 17 feet by 2 inches for a patio of
1. 1 answer
2. 1,204 views
How many minutes are needed to plate out 29.00g Mg from molten MgCl2, using 2.70A of current?
1. 3 answers
2. 1,536 views
A point source of a wave emits 195 watts.What is the intensity at a distance of 4.56 meters? I =
1. 0 answers
2. 383 views
On a steamy mirror wipe away just enough to see your full face. How tall will the wiped are be compared with the vertical
1. 1 answer
2. 987 views
The velocity of a simple harmonic oscillator is given by;v = + 6.92*sin(10.5*t) (mks units) What is its angular frequency? omega
1. 1 answer
2. 848 views
A ladder can fall for two reasons. If it is set too steep and the climber gets their mass to the left of the ladder's base, the
1. 1 answer
2. 914 views
what is the total amount of 50.00 with 8.75% sales tax added
1. 2 answers
2. 534 views
Two buildings are separated by an alley. Joe is looking out of a window 60 feet above the ground in one building. He observes
1. 1 answer
2. 1,902 views
Which type of graph would best display the numbers of each type of vehicle sold by a large dealership during a year?A. bar graph
1. 3 answers
2. 725 views
A state fair had 1,019,887 people in attendance. The fair committee performed a survey. The question was, “What do fairgoers
1. 1 answer
2. 1,100 views
One weekend, there were 95 pizzas ordered for the sophomore dorm. That weekend 19 customers ordered their pizza with just
1. 1 answer
2. 1,226 views
In a survey of 25 college students, it was found that 9 were taking an English class, 14 were taking a math class, and 8 were
1. 1 answer
2. 947 views
A 61.3 kg astronaut is on a space walk whenthe tether line to the shuttle breaks. The astronaut is able to throw a 11.0 kg
1. 0 answers
2. 887 views
how do I rename 10 as a fraction
1. 1 answer
2. 421 views
All of the following components represent major objectives of Reconstruction exceptA) political B) social C) economic D)
1. 3 answers
2. 532 views
The waning support of Northerners forRadical policy was due in part to A) the retirement of President Johnson. B)the activities
1. 2 answers
2. 512 views
A main weakness in the plan to confiscate land from large plantations to give to freedmen was thatA) the large plantations were
1. 1 answer
2. 2,000 views
Reconstruction was a period ofA) judicial supremacy. B) political inaction and indifference. C) congressional supremacy. D)
1. 1 answer
2. 435 views
Andrew Johnson’s fundamental goalwas to A) guarantee black political rights. B) preserve the economic power of the southern
1. 2 answers
2. 777 views
As a result of the Emancipation Proclamation,A) Democrats made significant political gains in the Northwest by capitalizing on
1. 3 answers
2. 652 views
Between the election of 1860 and his inauguration, Abraham LincolnA) contacted Jefferson Davis several times. B) worked very
1. 1 answer
2. 560 views
Which of the following occurred at Fort Sumtera. The Confederate commander refused to fire on the fort and had to be replaced b.
1. 1 answer
2. 872 views
which of the following numbers does not round to the same numbers as the others 5 1/5, 4 5/6, 5 6/7, 4 11/12
1. 13 answers
2. 2,490 views
how much time elapsed from 4:43am unto 12:04 pm?7hrs 21 mins
1. 2 answers
2. 368 views
two of the angels in a triangle measures 48 degrees and 79 degrees. what is the measure of the 3 angle?
1. 3 answers
2. 898 views
A real estate developer would like to analyze his revenue,cost and profit for a specific hosing project that is under
1. 1 answer
2. 607 views
joe uses 3 5/6 feet of ribbon to wrap one package. how much ribbon does he use to wrap 12 packages ?
1. 1 answer
2. 418 views
what metaphor is in daffodils by william wordsworth ?my friend got the same question and we don't understand please answer
1. 1 answer
2. 551 views
(4x+6)/(16x^2-36)/(4x^2+22x-42)
1. 2 answers
2. 377 views
(4x+6)/(16x^2-36)/(4x^2+22x-42)
1. 0 answers
2. 343 views
There is a 2kg block resting on a table with a 5kg block attached to the right hanging off the edge of the table and a 4 kg
1. 0 answers
2. 473 views
You _____ all morning, so there is no reason to be tired.
1. 1 answer
2. 390 views
"There is no longer any room for hope." by patrick henry title:give me death or hopeWould this be pathos ethos or logos I belive
1. 7 answers
2. 889 views
Find x-component of vector a=(4.0 , - y-direction).Find y-component of vector a=(4.0 , - y-direction).
1. 0 answers
2. 366 views
At the end of most landing runways in airports, an extension of the runway is constructed using a special substance called
1. 1 answer
2. 1,286 views
Kelly plans to put her graduation money into an account and leave it there for 4 years while she goes to college. She receives
1. 1 answer
2. 697 views
a=(4.8km/h - 4.5km/h)/.5h
1. 1 answer
2. 314 views
A block of metal has a width of 3.2 cm, a length of 17.1 cm, and height of 3.9cm . Its mass is 1.3kg . Calculate the density of
1. 2 answers
2. 1,068 views

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