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Questions Asked on October 26, 2013

why do scientists use the international system of units(SI)?a) because the SI is based on the metric system b) because the tools
1. 16 answers
2. asked by victoria
3. 7,188 views
Problem 2-1. As a ship is approaching the dock at 45 cm/s, an important piece of landing equipment needs to be thrown to it
1. 4 answers
2. asked by Maryam
3. 6,018 views
the moon has a period of 27.3 days and a mean distance of 3.90x10^8 m from the center of the earth. find the period of a
1. 1 answer
2. asked by allie
3. 4,975 views
The figure below presents the EQE of a triple junction solar cell with junctions A, B and C under short circuited (V = 0 V)
1. 20 answers
2. asked by Anonymous
3. 4,023 views
A = 21w + 21h + 2wh Solve for h
1. 4 answers
2. asked by Stacey
3. 3,570 views
Figure 1 shows a simplication of the AM1.5 solar spectrum at 1000W/m2. The spectrum is divided in three spectral ranges:A for
1. 24 answers
2. asked by Anonymous
3. 3,382 views
a) Family Smith has already installed PV in their house. Now, they also want to cover their needs for warm water with solar
1. 6 answers
2. asked by Anonymous
3. 3,221 views
1/R = 1/R1 + 1/R2 Solve for R1
1. 2 answers
2. asked by Anonymous
3. 2,881 views
Which of the following is the LARGEST unit of volume? Kiloliter or Hectoliter or Dekaliter or Deciliter
1. 1 answer
2. asked by Joyce
3. 1,973 views
Thirty-two percent of adults did not visit their physicians' offices last year. The probability, rounded tofour decimal places,
1. 1 answer
2. asked by Vera
3. 1,675 views
a 100 W electric heater operates for 10 minutes to hear the gas in a cylinder. At the same time, the gas expands from 1 L to 14
1. 2 answers
2. asked by maria
3. 1,529 views
A skateboarder with mass ms = 42 kg is standing at the top of a ramp which is hy = 3.7 m above the ground. The skateboarder then
1. 0 answers
2. asked by Anonymous
3. 1,461 views
Calculate the mass of ammonia produced when 11.2cm3 of nitrogen gas is reacted with excess hydrogen gas
1. 2 answers
2. asked by Ajoke
3. 1,435 views
A plane flying with a constant speed of 19 km/min passes over a ground radar station at an altitude of 4 km and climbs at an
1. 1 answer
2. asked by Anonymous
3. 1,378 views
im going to grade 10 next year,and i want to be a psychologist and im going for maths letaracy and history feild im realy not
1. 6 answers
2. asked by khanyisa maringa
3. 1,355 views
A poorly tuned Prius can accelerate from rest to a speed of 28 m/s in 20s.a) what is the average acceleration of the car? my
1. 1 answer
2. asked by Alexander
3. 1,330 views
A crate of mass 43 kg is loaded onto the back of a flatbed truck. The coefficient of static friction between the box and the
1. 1 answer
2. asked by JAYZ
3. 1,236 views
A given solar cell has the following specifications:Isc=4A Voc=0.7V 36 identical cells with the above specifications are to be
1. 4 answers
2. asked by Anonymous
3. 1,174 views
In a dream you're in a car traveling at 50 km/h and you bump into another car traveling toward you at 48 km/h. The speed of
1. 2 answers
2. asked by josh
3. 1,132 views
A typical bathtub can hold 106 gallons ofwater. Calculate the mass of natural gas that would need to be burned to heat the water
1. 1 answer
2. asked by maria
3. 1,114 views
A study of 902 decisions (to grant parole or not) made by the Nebraska Board of Parole produced the following 95% confidence
1. 1 answer
2. asked by Nick
3. 1,070 views
Given the gene sequence ABCDE, crossing over should occur most frequently between_____.a. A-B b.) B-C c.) A-E d.) A-D e.) A-C
1. 0 answers
2. asked by nini
3. 1,059 views
A study found that 27% of the fish in a river are trout, 36% are salmon, and 18% are sturgeon. If a large fish trap is set and
1. 1 answer
2. asked by anonymous
3. 1,013 views
Look at the following puzzles and try to decipher the well known sayings1. Ban ana 2.nafish nafish 3.japmadean 4.issue issue
1. 3 answers
2. asked by Tim
3. 1,012 views
Student observed ten antinodes on a string of length 1.70 m under tension produced by a mass of 0.22 kg. The string linear
1. 0 answers
2. asked by Amy
3. 995 views
Mr. Sanchez took his wife and two children to the circus. Tickets were $7.50 for adults and $5.25 for children. Mr. Sanchez had
1. 3 answers
2. asked by Nnuh
3. 995 views
12. Which of the following words is not an adverb?A. Deadly B. Fiercely C. Knowingly D. Carefully I picked A, because deadly is
1. 3 answers
2. asked by Cassie
3. 937 views
A change purse contains two loonies, six quarters, seven dimes, four nickels, and five pennies.Compare the loonies, quarters,
1. 2 answers
2. asked by lol
3. 900 views
How did the Daughters of Liberty respond to the Townsend Acts?a. They encouraged colonists to stop working or strike in order to
1. 3 answers
2. asked by bigurl1.4
3. 871 views
The British turned to taxing the American colonies because __________________.a. they had incurred a huge debt from the French &
1. 1 answer
2. asked by bigurl1.4
3. 858 views
!A 100.0 mL aliquot of 0.200 M aqueous calcium hydroxide is mixed with ! 100.0 mL of 0.200 M aqueous aluminum nitrate.a.)! Write
1. 1 answer
2. asked by Anonymous
3. 848 views
The bacteria in a certain culture double every 7.5 hours. The culture has 6,500 bacteria at the start.How many bacteria will the
1. 1 answer
2. asked by Anonymous
3. 810 views
Two travelers were 225 miles apart at 2:00 pm and were headed toward each other. If they met at 4:15pm and one was traveling 20
1. 1 answer
2. asked by Alexis
3. 809 views
using the break-even equations to solve for price and variable cost per unit andromeda company's break-even point is 2,400
1. 3 answers
2. asked by jackie
3. 798 views
Aaron wants to put $200.00 per month into an IRA account at 15% for four years. What is he solving for using his financial
1. 2 answers
2. asked by Sharon
3. 797 views
The experimental strings are not ideally rigid, and have some elasticity: the stronger the pull, the bigger the elongation. What
1. 0 answers
2. asked by Amy
3. 786 views
In my lab report, I am asked to"Find the solubility of Ca(OH)2 in H2O as the temperature increases. Explain (in terms of energy)
1. 1 answer
2. asked by June
3. 776 views
Wouldn't it be 3*0.234 instead of 2* 0.234? since....2Al3+ +3SO4 2- ----> Al2(SO4)34.) A solution is prepared by dissolving 25.0
1. 1 answer
2. asked by Anonymous
3. 767 views
Solve did you use an estimate or an exact answer?1/people donated 124 books to the library last month and 139 books this month.
1. 4 answers
2. asked by Nawaf
3. 759 views
how does energy provided by the sun influence global weather patterns?
1. 3 answers
2. asked by Anna
3. 758 views
Which of the following is not an assumption or condition that needs to be checked for the one-proportion z-interval?A)
1. 1 answer
2. asked by Nick
3. 753 views
A car is towing a trailer along a horizontal straight road using a horizontal tow-bar. The masses of the car and trailer are
1. 2 answers
2. asked by Math Only For The Brave
3. 741 views
Assume s is a string of lower case characters.Write a program that counts up the number of vowels contained in the string s.
1. 2 answers
2. asked by theonewhoknocks
3. 735 views
10,000_ 4,564
1. 1 answer
2. asked by Joji
3. 730 views
A body of mass 25kg moving at 3m/s on a rough horizontal floor is brought to rest after sliding through a distance of 2.5m on
1. 2 answers
2. asked by James
3. 724 views
Need help on the problem below.Tommy drew a triangle. Which information will enable you to draw a triangle that is congruent to
1. 1 answer
2. asked by Brandi
3. 724 views
You baked 36 cookies. One cookie has a diameter of 7 cm and is 15 mm thick. You must pack 12 cookies in a rectangular or
1. 5 answers
2. asked by Zama
3. 714 views
The Declaratory Act of 1766 stated _______________________.I'm not quite sure.... a. that colonists were to trade only with
1. 6 answers
2. asked by bigurl1.4
3. 708 views
(a) Transform the expression (x − a)^2 + y^2 = a^2 into polar coordinates.(b) Sketch the region R bounded by the curve given
1. 1 answer
2. asked by help please
3. 703 views
1. Congratulations you on winning first prize in the spelling contest.2. Congratulations you on your winning first prize in the
1. 1 answer
2. asked by rfvv
3. 693 views
Write the complete subject in each sentence.1/The sound of the piano mixes with the sound of the voices. 2/Beautiful music
1. 3 answers
2. asked by Joji
3. 691 views
is it possible to have two fractions with different denominators and numerators representing the same decimal?
1. 6 answers
2. asked by anonymous
3. 686 views
Use the data in the table below to determine which sports teams have equivalent scored by two scored against ratios.Team Scored
1. 1 answer
2. asked by anonymous
3. 685 views
In her first litter, a young cat gave birth to two kittens. Her second litter included six kittens. What percent is the second
1. 1 answer
2. asked by anonymous
3. 676 views
A motorist was to travel from town A to town B, a distance of 80 miles. He traveled the first 24 miles at a certain rate;
1. 3 answers
2. asked by Jane
3. 662 views
A solution is prepared by dissolving 5.00 g of stannic nitrate in enough water to make 250.0 mL of stock solution. A 15.0 mL
1. 1 answer
2. asked by Anonymous
3. 656 views
A solution is prepared by dissolving 5.00 g of ferric chloride in enough water to make 500.0 mL of stock solution. A 50.0 mL
1. 1 answer
2. asked by Anonymous
3. 648 views
Fifteen percent of a number is 10.5. What is the number?
1. 1 answer
2. asked by lol
3. 635 views
A fisherman has caught a 5kg fish with a line and is lifting it vertically out of the water. While the fish is still in the
1. 0 answers
2. asked by todd
3. 630 views
Compare the stages of Maslow's hierarchy of needs.
1. 1 answer
2. asked by Anonymous
3. 620 views
A railroad gun of mass M = 2.0 kg fires a shell of mass m =1.0 kg at an angle of theta= 35.0 with respect to the horizontal as
1. 0 answers
2. asked by askas
3. 617 views
A string can hold up to 12 kg without breaking. you tie the string to a 30 kg object sitting on ice and use it to pull the
1. 0 answers
2. asked by Goku
3. 616 views
two parallel chords lie on opposite sides of the centre of a circle of radius 13cm.their lengths are 10cm and 24cm. what is the
1. 2 answers
2. asked by maryam
3. 613 views
A proton moves perpendicular to a uniform magnetic field B at 1.20 107 m/s and experiences an acceleration of 2.00 1013 m/s2 in
1. 0 answers
2. asked by smita
3. 612 views
Describe the demand and marginal revenue curves faced by a firm in a purely competitive market. Are they different from those
1. 0 answers
2. asked by Reyes
3. 610 views
Ion Concentrations1.) A solution is prepared by dissolving 5.00 g of stannic nitrate in enough water to make 250.0 mL of stock
1. 1 answer
2. asked by Anonymous
3. 608 views
Why do acids and bases conduct electricity?
1. 1 answer
2. asked by Sam
3. 603 views
Watershed's affect our environment because without watershed's we wouldn't be able to transport water to nearby lakes,streams,
1. 1 answer
2. asked by Envoirmental Kid
3. 598 views
PLEASE HELP ME UNDERSTAND HOW I WAS TOLD TO USE 1.5 (BEING = TO 50%) * MY NUMBER TO ARRIVE AT THE ANSWER, I WAS PREVIOUSLY
1. 1 answer
2. asked by EXTREMELY CONFUSED
3. 577 views
Identify the simple predicate in the sentence below.The best selling novel is unavailable for the next three weeks. a) is b)
1. 2 answers
2. asked by Steve
3. 567 views
5. Complete the following sentence with a word or words that show a logical relationship.Joshua took a nap _______ sorting the
1. 4 answers
2. asked by Cassie
3. 559 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. asked by joe
3. 554 views
Everyone rushed to get on the elevator.(Is 'to get-' the object of the verb 'rush'? Is 'rushed' a transitive verb taking an
1. 1 answer
2. asked by rfvv
3. 553 views
A 33.7 kg block m1 is on a horizontal surface, connected to a 7.10 kg block m2 by a massless string as shown in the Figure. The
1. 0 answers
2. asked by JAYZ
3. 544 views
Hello! Does anyone know where to find the solubility of Ca(OH)2 in water as temperature changes? I need this information to
1. 2 answers
2. asked by June
3. 543 views
Given 1 mile is about 1.6 kilometers, change 65 miles to kilometers104 km
1. 1 answer
2. asked by Jerald
3. 534 views
Think of some examples of how you change the following elements of a conversation in a formal situation.Vocabulary Pronunciation
1. 1 answer
2. asked by Angie
3. 526 views
6 ⅚ – 17/18 Solve the following problem and convert to lowest terms (mixed number)
1. 1 answer
2. asked by natasha
3. 525 views
If upon retirement in 20 years Simon plans to invest $400,000 in a fund that earns 5%, what is the maximum annual withdrawal he
1. 1 answer
2. asked by Jennifer
3. 522 views
Can I please get a personification in the poem daffodils by William Wordsworth
1. 2 answers
2. asked by Ren
3. 518 views
A 2 kg mass rests on a horizontal table with a light spring with a force constant of 200 Nm-1attached to it. The coefficient of
1. 1 answer
2. asked by njood
3. 515 views
Russell Gossman is training for the Olympics. He wants to know the distance across Lake Royal so he can write how far he went in
1. 2 answers
2. asked by Jessie
3. 510 views
According to management scholar Karl Albrecht, scanning to acquire environmental intelligence should focus on:
1. 0 answers
2. asked by Anonymous
3. 504 views
A spacecraft of mass = 4673 kg with a speed 5.0 10 m/s approaches Saturn which is moving in the opposite direction with a speed
1. 0 answers
2. asked by Anonymous
3. 503 views
An instrument-carrying projectile of mass m1 accidentally explodes at the top of its trajectory. The horizontal distance between
1. 0 answers
2. asked by Anonymous
3. 498 views
If you want to add a column of data together, you should find the __________.mean? im so confused
1. 2 answers
2. asked by bigurl1.4
3. 498 views
Brandon was paid $132.50 commission for his work selling $2650 of farm equipment. What was his commission rate?please explain
1. 1 answer
2. asked by smile0003
3. 491 views
Terrence normally uses seven-eighths teaspoon of dried basil to make his own salad dressing. He decides to change the recipe and
1. 1 answer
2. asked by Kaitlen
3. 490 views
where is the watershed located?please give a short answer and i searched up so many websites there confusing and i don't really
1. 2 answers
2. asked by Bill Nye
3. 482 views
An instrument-carrying projectile of mass m1 accidentally explodes at the top of its trajectory. The horizontal distance between
1. 0 answers
2. asked by Anonymous
3. 471 views
How do Falstaff's adventures mirror the main plot in Shakespeare's Henery the 4th
1. 1 answer
2. asked by Shana
3. 469 views
Round this to three sig figs.0.03335 Is it 0.0334? Is the rule: odd number goes up and even number stays the same? 3 is odd and
1. 1 answer
2. asked by Anonymous
3. 466 views
Solve the following exponential equation5^2-x=7^5x+7
1. 2 answers
2. asked by Moku
3. 464 views
1. Woodpeckers have special eyelids that close a millisecond before each hit.(What is the part of speech of 'a millisecond' in
1. 1 answer
2. asked by rfvv
3. 459 views
This question concerns your ability to manipulate combinations of capacitors. Devise a networkof capacitors whose total
1. 0 answers
2. asked by njood
3. 458 views
State the rule for optimum input allocation to produce a given level of output at the lowest possible cost -when two inputs are
1. 0 answers
2. asked by Reyes
3. 456 views
Is AP Psychology and introduction to psychology (college course) the same?
1. 1 answer
2. asked by Laruen
3. 455 views
What did Mayu Yamamoto do with/from cow droppings?1. She invented a way to make vanilla flavor from cow droppings. 2. She
1. 1 answer
2. asked by rfvv
3. 451 views
Given 1 mile=1760 yards convert 6,688 yards to miles. Now convert it to feet
1. 2 answers
2. asked by Jerald
3. 451 views
An instrument-carrying projectile of mass m1 accidentally explodes at the top of its trajectory. The horizontal distance between
1. 0 answers
2. asked by Anonymous
3. 450 views

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