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Kristina

Questions (107)

What do the cave paintings by prehistoric humans tell us about the role of art in these early societies?• It was not as
1. 1 answer
2. 351 views
I'm doing homework and I don't understand my question. It says,"The plane traveled a distance of 120 feet. Write this distance
1. 1 answer
2. 134 views
A searchlight initially points due west. The light rotates clockwise at a constant speed so that it completes one revolution
1. 2 answers
2. 422 views
The theory of vitalism has been rejected by present-day scientists. Describe vitalism. Describe what scientists now think about
1. 1 answer
2. 639 views
The man who is 1.9 meters tall is standing near a 5-meter flag pole. If the man casts a 2.4-metershadow, how far from the pole
1. 2 answers
2. 1,060 views
Find a rational function that satisfies the given conditions.Vertical asymptotes x=-2,x=7 Horizontal asymptote y=7/2
1. 1 answer
2. 2,088 views
A projectile is thrown upward so that its distance above the ground after t seconds is h(t)=-16t^2 + 570t. After how many
1. 2 answers
2. 1,601 views
A train leaves the station at 8 a.m. and averages 40 miles per hour another train leaves the same station one hour later and
1. 1 answer
2. 545 views
A train leaves the station at 8 a.m. and averages 40 miles per hour another train leaves the same station one hour later and
1. 1 answer
2. 554 views
1. The addictive chemical found in all tobacco products isA. tar B. nicotine** C. carbon monoxide D. insulin 2. A person who
1. 43 answers
2. 18,948 views
A tennis ball is served 2.00 degrees above the horizontal at a height of 2.40 meters, 12.0 meters froma net that is 0.900 meters
1. 0 answers
2. 523 views
Canadian snowbirds usually follow the I-15 at a speed of about 120 kilometers per hour. Canadiangeese, on the other hand,
1. 3 answers
2. 639 views
1. What column do you put deposits in when you are balancing your checkbook?A. date B. transaction** C. debit D. credit 2. When
1. 47 answers
2. 14,478 views
(I am a mom trying to help my child had Chem years ago if I can see how this is doNE I can explain it to them)You have 70.0mL of
1. 1 answer
2. 398 views
A 2 kg block of cheddar cheese hangs from an ideal spring of negligible mass. When displaced from equilibrium and released, the
1. 1 answer
2. 924 views
Propose three models that explain Thomson’s findings and evaluate them. To be complete you should include Thomson’s
1. 2 answers
2. 1,358 views
The diameter of a hydrogen nucleus is 1.0 X 10 -3 pm and its mass is 1.67 X 10 -24 g. What is the density of the nucleus in
1. 1 answer
2. 1,705 views
You have two beakers, one filled to the 100 mL mark with sugar (mass of sugar 180.0 g) and the other filled to the 100 mL mark
1. 4 answers
2. 6,542 views
A 25.0 gram piece of charcoal is found in some ruins of an ancient city. The sample shows a 14C activity, R, of 250 decays/min.
1. 0 answers
2. 1,013 views
What is the temperature of oxygen that boils at negative 183 Celsius?
1. 2 answers
2. 901 views
F(t)= 300001+20e^-1.5t Describes the number of people, f(t), who have become ill with influenza t weeks after the initial
1. 1 answer
2. 791 views
Use the fact that after 5715 years a given amount of carbon 14 will have decayed to half the original amount to find the
1. 1 answer
2. 1,738 views
the function f(x)= 34.1 Ln x + 117.7models the number of U.S. Internet users, f(x) in millions, x years after 1999. By which
1. 1 answer
2. 557 views
During the current year, Mast Corporation expects to produce 10,300 units and has budgeted the following: net income $350,376;
1. 0 answers
2. 594 views
What is Beer direct materials and raw materials?Raw materials are the basic materials and parts that are to be used in the
1. 0 answers
2. 814 views
Please explain I'm so lostChandler Ltd. estimates sales for the second quarter of 2014 will be as follows. Month Units April
1. 2 answers
2. 1,202 views
The comparative statements of Lucille Company are presented here.LUCILLE COMPANY Income Statements For the Years Ended December
1. 0 answers
2. 670 views
The following data represents the high-temperature distribution for a summer month in a city for some of the last 130 years.
1. 1 answer
2. 2,895 views
In Marissa's Calculus course, attendance counts for 5% of the grade, quizzes count for 15% of the grade, exams count for 60% of
1. 8 answers
2. 11,642 views
Factor the following. 3x^3+49=x^2+147x
1. 1 answer
2. 520 views
find all points having an x-coordinate of 2 whose distance of the point (-1-2)is 5.
1. 1 answer
2. 3,076 views
Find the real solutions by factoring. 3x^3+16=x^2+48x
1. 1 answer
2. 492 views
Compare and contrast the theories of Daniel Levinson , Irene Frieze, and Esther Sales concerning adult development.
1. 6 answers
2. 1,122 views
Name several aspects of everyday life that will change when our country converts to SI units.
1. 1 answer
2. 1,074 views
First estimate answer then divide to find exact answer. Simplify all answers.2 2/3 divided by 10 2/3 I don't understand how to
1. 2 answers
2. 860 views
what relationship do you expect between the change in the kinetic energy and the change in the potential energy?
1. 1 answer
2. 359 views
what relationship do you expect between the change in the kinetic energy and the change in the potential energy?
1. 1 answer
2. 363 views
Qualitatively explain how you would expect the potential energy to change as a glider slides down an inclined air track, where
1. 1 answer
2. 462 views
Qualitatively explain how you would expect the kinetic energy to change as a glider slides down an inclined air track, where
1. 1 answer
2. 468 views
If you weigh 650 N on the earth, what would be your weight on the surface of a neutron star that has the same mass as our sun
1. 1 answer
2. 5,863 views
How large must the coefficient of static friction be between the tires and the road if a car is to round a level curve of radius
1. 2 answers
2. 881 views
A 15 kg child stands on the edge of a small merry-go-round of radius 2.0 m. If the merry-go- round turns at a steady rate of 11
1. 0 answers
2. 676 views
In the design of a supermarket, there are to be several ramps connecting different parts of the store. Customers will have to
1. 2 answers
2. 1,169 views
A roller coaster reaches the top of the steepest hill with a speed of 3.0 . It then descends the hill, which is at an average
1. 1 answer
2. 3,963 views
Can someone edit my ISU? it's only 8 paragraphs.
1. 0 answers
2. 396 views
A bucket of mass M = 5.47 kg is attached to a second bucket of mass m = 3:52 kg by an ideal string. The string is hung over an
1. 0 answers
2. 1,002 views
I have a midterm for criminal justice class to do and the istructor she said as soon as we log in to the system we would have 2
1. 1 answer
2. 358 views
Which of the following explanations correctly describes the reason we see the Sun rise and set each day?1.The Sun rotates on its
1. 0 answers
2. 947 views
Which of the following are a consequence of the Earth's yearly motion around the Sun? (check all that apply)1.the Sun appears in
1. 0 answers
2. 806 views
A truck at rest at a stoplight accelerates uniformly with acceleration a = 8 meters/second2 for 5.5 seconds after the light
1. 1 answer
2. 513 views
A car accelerates uniformly (a = constant) from 34 meters/second up to 40 meters/second in 4.0 seconds. What is the acceleration
1. 2 answers
2. 524 views
how many tens are in 13,644A.4 B.13,644 C.1,364 D1,364.4
1. 1 answer
2. 1,405 views
The half-life for the radioactive decay of U-238 is 4.5 billion years and is independent of initial concentration.a) How long
1. 1 answer
2. 4,927 views
All of the following inclined the US toward entering on the side of the Allies in WWI EXCEPT?although some progressives opposed
1. 1 answer
2. 544 views
A regular decagon(12 sides) in inscribed in a circle with the radius r. The decagon has an area of108 in^2. What is the radius
1. 1 answer
2. 2,498 views
A regular decagon(12 sides) in inscribed in a circle with the radius r. The decagon has an area of108 in^2. What is the radius
1. 0 answers
2. 559 views
Inside the cylinders of a diesel engine, the mixture of fuel and air is compressed to about 1/20 of its original volume.
1. 1 answer
2. 654 views
What is the total amount of heart absorbed by 100.0 grams of water when the temperature of the water is increased from 30.0
1. 1 answer
2. 1,438 views
At a height of 15 meters above the surface of a lake, a sound pulse is generated. The echo from the bottom of the lake returns
1. 1 answer
2. 858 views
The area of a rectangle is 25cm^2. Express the perimter of the rectangle in terms of its width.
1. 1 answer
2. 791 views
A series of waves traveling at 200m/sec are being generated by a 100 Hz source. A point at the very top of the crest of a
1. 1 answer
2. 479 views
A series of waves traveling at 200m/sec are being generated by a 100 Hz source. A point at the very top of the crest of a
1. 1 answer
2. 420 views
Find the radius of a circle with an area of pi(16x^2+24x+9)
1. 1 answer
2. 2,872 views
Course project,to research a healthcare facilityHow do i write a Outline
1. 1 answer
2. 377 views
Evaluate the integral: the integral of [5e^(2t)]/[1+4e^(2t)]dt. I used u sub and let u=e^2t and got 5/2arctan(e^2t)+C. But this
1. 1 answer
2. 403 views
Evaluate.The integral of (e^5x)(sin6x)dx
1. 1 answer
2. 394 views
Find the volume of the solid formed by rotating the region enclosed byy=e^(4x)+2, y=0, x=0, x=0.8
1. 0 answers
2. 757 views
Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Then find the area of the
1. 2 answers
2. 695 views
This is a tough one :(The region between the graphs of x=y^2 and x=6y is rotated around the line y=6. Find the volume of the
1. 0 answers
2. 563 views
If the temperature of a room is 70 degrees F, what is the temperature of the room in Celsius? In Kelvin?
1. 1 answer
2. 508 views
in a mixture if concrete, there are four lb of cement mix for each pound of gravel. if the the mixture contains a total of 195
1. 1 answer
2. 476 views
a minor league baseball team plays 88 games in a season . if the team won 17 more then twice as many games as they lost , how
1. 1 answer
2. 1,391 views
3 radical 4x^2 time s radical 6x^4 times 3radical 9x
1. 2 answers
2. 385 views
Could you explain in detail why a saponification reaction is considered to be the reverse of an esterification reaction.
1. 1 answer
2. 1,484 views
what type of electromagnetic radiation does a flame emit?
1. 1 answer
2. 488 views
The radiator in a certain make of car needs to contain 20 liters of 40% antifreeze. The radiator now contains 20 liters of 20%
1. 2 answers
2. 1,918 views
A golfer rides in a golf cart at an average speed of 3.10 m/s for 21.0 s. She then gets out of the cart and starts walking at an
1. 1 answer
2. 532 views
In a historical movie, two knights on horseback start from rest 94m apart and ride directly toward each other to do battle. Sir
1. 2 answers
2. 639 views
A golfer rides in a golf cart at an average speed of 3.10 m/s for 21.0 s. She then gets out of the cart and starts walking at an
1. 4 answers
2. 2,170 views
One more question........Who was King Oedipus lead away from?
1. 1 answer
2. 417 views
Who did Oedipus believe was his father?
1. 1 answer
2. 398 views
An element has ccp packing with a face-centered cubic unit cell. Its density is 8.92 g/cm3 and the unit cell volume is 4.72 x
1. 1 answer
2. 562 views
An element has ccp packing with a face-centered cubic unit cell. Its density is 8.92 g/cm3 and the unit cell volume is 4.72 x
1. 1 answer
2. 517 views
How do you determine the number of moles in 78.6 grams of carbon tetrachloride (CCl4) ?
1. 2 answers
2. 1,131 views
How do you determine the number of atoms in 28.7 grams of gold (Au)
1. 1 answer
2. 952 views
This is a projectile motion problem where I need to find the velocity and angle I launch a ball at to hit a ship. The ball is on
1. 1 answer
2. 531 views
How can you use two multiplication facts to multiply 6 x 9? Use the array below to explain how you might multiply.*********
1. 4 answers
2. 303 views
1) Kevin is making yogurt bars for a picnic. He has 6 rows of yogurt bars on a tray. There are 3 bars in each row. How many
1. 0 answers
2. 307 views
The question is:If the ones digit of a number greater than 1 is 0, what factor or factors must that number have? a) 2 only b) 5
1. 17 answers
2. 8,274 views
Does anyone know what the 1-1-1 rule in regards to spelling?
1. 2 answers
2. 220 views
Solve this equation. Verify your solution using a graphing utility.log_1/3(x2 + x) - log_1/3(x2 - x) = -1
1. 1 answer
2. 382 views
Solve this equation. Verify your solution using a graphing utility.log_a(x - 1) - log_a(x + 6) = log_a(x - 2) - log_a(x + 3)
1. 0 answers
2. 328 views
Express y as a function of x. The constant C is a positive number.ln y = 9x + ln C
1. 0 answers
2. 426 views
Express y as a function of x. The constant C is a positive number.ln y = ln x + ln C
1. 0 answers
2. 442 views
Suppose that ln7 = a and ln8 = b. Use properties of logarithms to write this logarithm in terms of a and b.ln root5(56)
1. 0 answers
2. 751 views
Suppose that ln2 = a and ln3 = b. Use properties of logarithms to write this logarithm in terms of a and b.ln8
1. 2 answers
2. 2,483 views
Use properties of logarithms to find the exact value of this expression. Do not use a calculator.6log6 8 - log6 7
1. 0 answers
2. 492 views
There are 33 students in the band. There are 6 more fifth-grade students than third-grade students. There are an equal number of
1. 6 answers
2. 1,032 views
I have to do a research paper on Lupus. I need help with an introduction paragraph. ( 3-5 sentences) and a conclusion paragraph.
1. 2 answers
2. 1,231 views
If a daily dosage of drug is 0.2 mg per kg of body weight how much should a 100 lb person take?
1. 1 answer
2. 517 views

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