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Cathy

Questions and answers by visitors named Cathy

Questions (219)

$A detailed and engaging illustration that can accompany a physics question regarding optics and refraction. The central focus should be a transparent material, possibly shaped like a prism, with a refractive index of 2.0. Portray light rays entering and exiting, with relevant angles clearly indicated. Also, include an area where the refractive index is less than 2.0, for contrast. The difference in behaviour of light rays in both sections should be evident. Avoid including any text in the image.$
If a transparent material has a refractive of 2.0;a) calculate the critical angle b) if the refractive index were less than 2,0,
1. 5 answers
2. asked by Cathy
3. 3,024 views
Maintenance cost of an equipment is P20,000 for 2 years, P40,000 at the end of 4 years, and P80,000 at the end of 8 years.
1. 6 answers
2. 5,816 views
I was just wondering, if a series of numbers has 8 digits and the 1st digit is always 3, how many possible combinations of this
1. 1 answer
2. 427 views
A 17.0 kg child travels down a playground slide 3.50 m high and reaches the bottom with a speed of 2.50 m/s. How much heat was
1. 1 answer
2. 504 views
Write a 1,050- to 1,400-word research paper identifying the linguistic, political, social, economic, religious, and familial
1. 1 answer
2. 498 views
I'm having trouble understanding the motion comparison word problems. Help!
1. 1 answer
2. 374 views
The Goodyear Tire Company is testing a new tire. The tires are placed on a machine that can simulate the tires riding on a road.
1. 3 answers
2. 589 views
Two sailboats are 9.8 miles apart and sailing toward each other. The larger boat sails 4 miles per hour faster than the smaller
1. 2 answers
2. 1,083 views
Two sailboats are 9.8 miles apart and sailing toward each other. The larger boat sails 4 miles per hour faster than the smaller
1. 2 answers
2. 621 views
What do I capitalize? Which is correct in this sentence: California Gold Rush or California gold rush? Please support with the
1. 4 answers
2. 2,377 views
Use the points(0,6200) &(25,10500) to write an equation for the number of housing units needed. Then use the points(0,6500) and
1. 3 answers
2. 630 views
how many outfits can be made from 5 shirts, 6 slacks, 7 ties?I never understand how to do this type of problem.
1. 5 answers
2. 766 views
What shape's top view is a circle and side view is a triangle?
1. 1 answer
2. 456 views
Using the 4 principles of sustainability Reliance on Solar Energy, Nutrient recycling, Biodiversity, and Population control. How
1. 4 answers
2. 966 views
Using the 4 principles of sustainability Reliance on Solar Energy, Nutrient recycling, Biodiversity, and Population control. How
1. 3 answers
2. 450 views
The following pie chart represents the results of a survey about whether people in a certain town have cats or dogs as pets.Neit
1. 4 answers
2. 1,272 views
The following graph shows the enrollment at a community college.1997 6,000 1998 8,000 1999 10,000 2000 12,000 2001 14,000 what
1. 3 answers
2. 435 views
My 10 year old son needs to write an essay on municapal gov't and how to educate the youth in the community and get them
1. 1 answer
2. 417 views
In peas, tall plants (T) are dominant to short (t), purple (P) is dominant to white flower color (p), and round seeds (R) are
1. 4 answers
2. 2,275 views
What is the greatest common divisor of 54 and 144?
1. 2 answers
2. 555 views
Describe the changes in the graph of the following funcitonh(t) = sin(4/3 - 2t)
1. 1 answer
2. 693 views
Describe the changes in the graph of the following funcitont(h) = -2/3sin(h) + 1
1. 1 answer
2. 412 views
Need a helpful website that i can read to help explain the following question. or some insight on this question.Between 1968 and
1. 2 answers
2. 497 views
I need help with getting started:1.The crystal structure of an ionic compound consists of alternating cations and anions lying
1. 1 answer
2. 513 views
In a regular octagon, AB is a diagonal and CD joins the midpoints of two opposite sides. The side length of the octagon is 4 cm.
1. 5 answers
2. 1,485 views
Problem: A Super Ball is thrown to the ground with an initial downward velocity of 0.70 m/s and pops back up to the hand of the
1. 3 answers
2. 545 views
Problem: A hunter shoots an arrow at a deer directly away from him. When the arrow leaves the bow, the deer is at a distance of
1. 3 answers
2. 1,603 views
I am working with a graph and if at every 5.6 km you cut in half the atmospheric mass. So at 16.8 km wouldn't you have 12.5% of
1. 2 answers
2. 1,003 views
The warmest temperature occurs at _______ and why does the warmest daily temperature occur in mid-to-late afternoon rather than
1. 2 answers
2. 671 views
What does temperature have to do with thickness?
1. 1 answer
2. 270 views
I am having problems with week 5 assignment, Documenting Sources. Do I use my final project topic or do I choose another one?
1. 1 answer
2. 351 views
Could you please check these thanks.Directions: Supply can decrease and increase depending upon several factors. Also you must
1. 2 answers
2. 760 views
what draw backs did the first new deal face.
1. 1 answer
2. 350 views
Homework IPg.108 (Ex.1)Choose the verb that agrees with its subject according to the conventations for academic and professional
1. 3 answers
2. 633 views
Explain the relationship between the 3 elements that constitute the marketing concept.
1. 5 answers
2. 1,149 views
Draw the best Lewis structure for NCCH2C(O)CH2CHO, a neutral molecule.Show all atoms, bonds, lone pairs, and formal charges.
1. 1 answer
2. 849 views
solve 3(2x-2)=18select the correct choice below& if necessary fill in the answer box to complete your choice. a. the solution is
1. 2 answers
2. 540 views
collect 5s+s+3s/19 simplify your answer. type an improper fraction
1. 1 answer
2. 365 views
5simplify your answer. type an improper fraction.s+st3s/19
1. 1 answer
2. 276 views
describe the situation from the veiwpoint of each person.during a year a person saves 12oo dollars and another person spends 500
1. 2 answers
2. 565 views
How would you solve this problem??A piggy bank contains only nickels and dimes. In all there are 42 coins with a total value of
1. 4 answers
2. 1,114 views
I need a help to correct this sentence if it is right or not. Must live with a soccer ball since the age of 4?
1. 7 answers
2. 384 views
Envision that you have served as business manager of Media World for over 2 years. You have noticed that for the last 12 months
1. 1 answer
2. 1,098 views
Can someone steer me in the right direction? Here's the question.Envision that you have served as business manager of Media
1. 22 answers
2. 828 views
What is the decision facing American Express and what are the alternatives? (promotional strategy and integrated communication)
1. 1 answer
2. 332 views
Can someone please check to see if I got these right.A store receives $400 cash after offering a chain discount of 10/10/5 on a
1. 6 answers
2. 468 views
Can someone please help me out with these?What is the rate of inflation of an item with a Consumer Price Index of 246.8 in 1991
1. 3 answers
2. 467 views
A buffer is prepared by mixng 150.0 mL of 0.500 M ammonia, 250.0 mL of 0.200 M ammonium chloride and 600.0 mL of water. To this
1. 1 answer
2. 472 views
BackgroundYou’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and
1. 4 answers
2. 540 views
Is this argument valid or invalid? If invalid, describe a possible situation where all of its premises are true and its
1. 1 answer
2. 491 views
Sue, got a raise at work her current wage was $32.500 a year her new wage is 35.500 a differents of $3.000 per year how do I
1. 1 answer
2. 391 views
Please HELP this is my first comparative essay and I need someone to review it and tell me if I am on the righttrack or if I am
1. 7 answers
2. 365 views
0.05 mole of HCL is added to a liter of buffer containing 0.04 mole of NH3 and 0.03 mole of NH4CL. What is the ph? Kb= 1.8X10^-5
1. 1 answer
2. 421 views
Can you help me with the following: Calculate the pH that results when 25 mL of .1M HCL is titrated with .1M NaOH solution run
1. 3 answers
2. 446 views
I have an assignment for week 4 in HCR210 due Sunday. We are to interview small, medium-sized and large medical facilities and
1. 5 answers
2. 648 views
What were the begining and ending balances for MERCHANDISE INVENTORY when $169,000 was recorded in the debit column and $193,434
1. 1 answer
2. 370 views
In printing an article of 48,000 words, a printer decides to use two sizes of type. Using the larger type, a printed page
1. 2 answers
2. 654 views
Discuss the prevalence and effects of Foetal Alcohol Syndrome (FAS) in South Africa with reference to either Erikson’s theory
1. 2 answers
2. 535 views
Hi , I am having a hard time understanding the following:Discursive Psychology\Social Representation and Attitude theory.Please
1. 1 answer
2. 1,120 views
Hi , I need to write an esay intergrating the social representations approach with three attitudes, namely gender, race and
1. 1 answer
2. 416 views
In the first paragraph, underline all common nouns once and proper nouns twice.In the second paragraph, underline two pronouns.
1. 4 answers
2. 2,321 views
Hi SRJPlease can you review my essay, I would appreciate any critisms In 1935 Allport claimed that “the concept of attitude is
1. 2 answers
2. 634 views
write a program that prompts the user to input three numbers. The program should then output the numbers in nondescending order.
1. 2 answers
2. 1,272 views
Calculate the earth's orbital angular speed in radians/sec due to its motion around th sun.
1. 1 answer
2. 386 views
What mass of phosphine gas yields 3.5x10^-6 moles of PH3
1. 1 answer
2. 389 views
There are a total of 50 houses with two floor plans. use x to repre4sent floor plan 1 and y to represent flor plan 2 write an
1. 1 answer
2. 485 views
Is there an instance in which a linear equation is not a function?
1. 1 answer
2. 286 views
How can you determine if two lines are perpendicular?
1. 1 answer
2. 341 views
The representative tells you that floor plan #1 sells for $175,000 and floor plan #2 sells for $200,000. She also mentions that
1. 1 answer
2. 423 views
For the reaction ,2 O3 —> 3 O2,the reaction rate , delta[O2]/delta t , = 3.0M/min. What is the reaction rate, delta[O3]/delta
1. 2 answers
2. 880 views
For the reaction ,2 O3 —> 3 O2,the reaction rate , delta[O2]/delta t , = 3.0M/min. What is the reaction rate, delta[O3]/delta
1. 1 answer
2. 376 views
direct or indirect characterization? I lay screaming on the floor, "My foot! My foot! I think it's broken!" But my sister just
1. 2 answers
2. 516 views
The change in memory density with time can be described by B=19.97*10^10.1977(year 1960).If a straight line projection is mode
1. 1 answer
2. 498 views
At what temperature will ni=10^14/cm^3 in silicon? And ni=10^16/cm^3?
1. 3 answers
2. 356 views
What happened in the civil rights movement during the 1970s?
1. 1 answer
2. 428 views
What did President Ford mean when he said "Our great republic is a government of laws and not men."
1. 4 answers
2. 345 views
A) What did President Ford do to try to ease turmoil in the United States? B) How did he try to ease tensions with other
1. 7 answers
2. 476 views
Whats a good book that's somewhat similar to "LIKE WATER FOR CHOCOLATE" by LAURA ESQUIREL.Please Help && If You Have Any Other
1. 1 answer
2. 345 views
A square measures 18feet 6inches in length. If an octagon is inscribed in the square, then how long should each side of the
1. 3 answers
2. 437 views
Explain why there is no number that can replace N to make the |N| = -1 true.
1. 1 answer
2. 313 views
a rail road train accelerates at a rate of 2 meters per second squared. How fast is the train moving after 6 seconds?
1. 1 answer
2. 380 views
Math help???1.) 13 1/3 divided by 6 2/9 2.) 15 * 4 2/3 3.) 10 2/3 divided by 4
1. 3 answers
2. 293 views
Romeo and Juliet;Act 1 Scene 5 Chorus Now old desire doth in his death-bed lie, and young affection gapes to be his heir; That
1. 3 answers
2. 869 views
What if ten years ago, you started working as a clerk for DMD Medical Supplies? Six months ago, Liz Jakowski,the human resources
1. 2 answers
2. 630 views
How many moles of hypochlorous acid are needed to react with 0.257 mol of 9-fluorenol?Molecular weight of hypochlorous acid =
1. 3 answers
2. 460 views
Eric has 3 more rocks than Clay. Together they have 35 rocks. How many rocks does each boy have?
1. 1 answer
2. 412 views
If water is synthesized how much hydrogen would be needed to make 10.0 grams?
1. 1 answer
2. 322 views
One shuttle service charges $10 for pickup and $0.10 per mile. The other shuttle service has no pickup fee but charges $0.35 per
1. 4 answers
2. 1,448 views
henry is 5ft tall and casts a shadow that is 15ft long a tree next to henry casts a 324-ft long shadow. how tall is the tree?
1. 1 answer
2. 467 views
solve -9/x-2 - x = 8
1. 1 answer
2. 278 views
scientific notation12,150,000,000 1.215 x 10(7)
1. 3 answers
2. 389 views
scientific notation0.0000000005 5 x 10(-9)
1. 3 answers
2. 604 views
Take the following out of fraction form tan^2x/cscx+1
1. 5 answers
2. 2,801 views
What is the rhetoric device in this sentence: "The right to life includes and implies the right to commit suicide To hold
1. 1 answer
2. 362 views
June rides the 15 foot tall ferris wheel at the city fair. She enters the ride at the bottom. If the ride makes 8 complete
1. 3 answers
2. 346 views
What is the compound name for Sb2(CrO4)5?This is the only question I am having trouble with.
1. 3 answers
2. 1,472 views
For what values of n will n! be exactly divisible by 7?
1. 1 answer
2. 254 views
Two children balance on opposite ends of a seesaw. One child weighs 45 pounds and the other weighs 38 pounds. The distance
1. 4 answers
2. 3,313 views
Robert buys a pair of pants and a shirt for a certain price .The shirt accounts for 2/5 of the total price of both items. He
1. 1 answer
2. 267 views
Give at least two pieces of evidence in the Preview chapter that contradict the belief that the universe is less than 10,000
1. 1 answer
2. 367 views

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