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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. 370 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. 154 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. 454 views
The theory of vitalism has been rejected by present-day scientists. Describe vitalism. Describe what scientists now think about
1. 1 answer
2. 662 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. 1,092 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. 2,121 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. 1,620 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. 571 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. 584 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. 19,017 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. 535 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. 669 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. 14,541 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. 444 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. 954 views
Propose three models that explain Thomson’s findings and evaluate them. To be complete you should include Thomson’s
1. 2 answers
2. 1,386 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. 1,752 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. 6,593 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. 1,042 views
What is the temperature of oxygen that boils at negative 183 Celsius?
1. 2 answers
2. 917 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. 817 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. 1,770 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. 582 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. 625 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. 851 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. 1,241 views
The comparative statements of Lucille Company are presented here.LUCILLE COMPANY Income Statements For the Years Ended December
1. 0 answers
2. 702 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. 2,916 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. 11,693 views
Factor the following. 3x^3+49=x^2+147x
1. 1 answer
2. 539 views
find all points having an x-coordinate of 2 whose distance of the point (-1-2)is 5.
1. 1 answer
2. 3,103 views
Find the real solutions by factoring. 3x^3+16=x^2+48x
1. 1 answer
2. 510 views
Compare and contrast the theories of Daniel Levinson , Irene Frieze, and Esther Sales concerning adult development.
1. 6 answers
2. 1,152 views
Name several aspects of everyday life that will change when our country converts to SI units.
1. 1 answer
2. 1,089 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. 892 views
what relationship do you expect between the change in the kinetic energy and the change in the potential energy?
1. 1 answer
2. 385 views
what relationship do you expect between the change in the kinetic energy and the change in the potential energy?
1. 1 answer
2. 382 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. 479 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. 483 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. 5,897 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. 897 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. 705 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. 1,197 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. 4,005 views
Can someone edit my ISU? it's only 8 paragraphs.
1. 0 answers
2. 420 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. 1,024 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. 373 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. 973 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. 828 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. 537 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. 553 views
how many tens are in 13,644A.4 B.13,644 C.1,364 D1,364.4
1. 1 answer
2. 1,426 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. 4,973 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. 563 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. 2,529 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. 576 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. 681 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. 1,463 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. 887 views
The area of a rectangle is 25cm^2. Express the perimter of the rectangle in terms of its width.
1. 1 answer
2. 810 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. 511 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. 450 views
Find the radius of a circle with an area of pi(16x^2+24x+9)
1. 1 answer
2. 2,895 views
Course project,to research a healthcare facilityHow do i write a Outline
1. 1 answer
2. 390 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. 425 views
Evaluate.The integral of (e^5x)(sin6x)dx
1. 1 answer
2. 412 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. 786 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. 732 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. 580 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. 527 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. 505 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. 1,426 views
3 radical 4x^2 time s radical 6x^4 times 3radical 9x
1. 2 answers
2. 404 views
Could you explain in detail why a saponification reaction is considered to be the reverse of an esterification reaction.
1. 1 answer
2. 1,525 views
what type of electromagnetic radiation does a flame emit?
1. 1 answer
2. 510 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. 1,948 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. 568 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. 661 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. 2,193 views
One more question........Who was King Oedipus lead away from?
1. 1 answer
2. 438 views
Who did Oedipus believe was his father?
1. 1 answer
2. 413 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. 589 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. 545 views
How do you determine the number of moles in 78.6 grams of carbon tetrachloride (CCl4) ?
1. 2 answers
2. 1,162 views
How do you determine the number of atoms in 28.7 grams of gold (Au)
1. 1 answer
2. 972 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. 566 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. 325 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. 338 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. 8,306 views
Does anyone know what the 1-1-1 rule in regards to spelling?
1. 2 answers
2. 238 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. 418 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. 345 views
Express y as a function of x. The constant C is a positive number.ln y = 9x + ln C
1. 0 answers
2. 443 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. 456 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. 777 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. 2,517 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. 521 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. 1,068 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. 1,254 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. 542 views

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