leena

Most popular questions and responses by leena
1. geography

Compare and contrast folded mountains to volcanic mountains. How they are alike? How they are different? i got some of it.. Similarities: Both were probably formed from convergent plate boundaries. Difference: Volcanic Mountains - are mountains that form

2. physics

An elastic cord is 65 cm long when a weight of 75 N hangs from it but is 85 cm long when a weight of 189 N hangs from it. What is the “spring” constant k of this cord

3. Chemistry

What would be the temperature change if 3.0g of water absorbed 15J of heat?

4. poem

write a acrostic poem on continents. C O N T I N E N T S

5. math

The Gilbert's re designing a rectangular patio. The patio has an area of 432 square feet. The width of the patio is 3/4 of its length. What is the length of the patio? I really tried it but my teacher was not getting really in dept with this problem.

6. math

lily estimated a quotient of 120 and found an actual of quotient of 83 what should she do next ? explain please?

7. english

Fill in the spaces with the correct form of the verb in present continues tense. Hey! Do you want to hear about what my family (do) ________ ________(1) right now? Well, I hope you do, because I am going to tell you! Right now, my dad (work) ________

8. math

a blue rectangular tile and a red rectangular tile are similar. the blue tile has a length of 10 inches and a perimeter of 30 inches. the red tile has a length of 6 inches. what is the perimeter of the red tile?

9. Physics

A particle starts from the origin at t = 0 with an initial velocity of 8.0 m/s along the positive x axis. If the acceleration is (-3.7 + 2.5 ) m/s2, determine the velocity and position of the particle at the moment it reaches its maximum x coordinate.

10. physiscs

A Venturi meter is a device for measuring the speed of a fluid within a pipe. The drawing shows a gas flowing at speed v2 through a horizontal section of pipe whose cross-sectional area is A2 = 0.0779 m2. The gas has a density of ρ = 1.30 kg/m3. The

11. Geometry..... reposted ques by me

in the diagram AB=20 cm, BC=21 cm, AD=10 cm and DE= 10.5 cm. Angles ABC and ADE are right angles. if triangle ADE is removed from triangle ABC.What is the area of shaded region that remains?

12. maths

find the number of bricks, each measuring 25 cm x 16 cm x 10 cm required to construct a wall 24 m long, 6 m high and 0.4 m thick. the mortar occupies (1/10)th of the volume of the wall

13. Chemistry

A sample of NH3 gas occupies 75.0 liters at STP. How many molecules is this?

14. Math

To travel 175 miles, it takes Sue, riding a moped, 4 hours less time than it takes Doreen to travel 66 miles riding a bicycle. Sue travels 19 miles per hour faster than Doreen. Find the times and rates of both girls.

15. Chemistry

Zinc iodide is dissolved in 2.5 L of water to make a solution. 1.00 L of this solution is then diluted to make 12.0 L of a 0.50 M solution. What mass of zinc was added to make the original solution?

16. trig

if cot of theta is less than zero, and csc of theta is less than zero what quadrant is theta in?

17. maths

what is the cost of spraying insecticide on a field measuring 2000m by 3200m if the cost is \$22 per hectare.

18. english

need to write a short essay on 'describe a trip you took with your family or friends. It could be to another state, another town, or to a store. You should talk about what happened, why, and when.'

19. english

i need to write an essay on 'the day your neighbour asked you to look after her young baby while she went to market.' please give me some ideas.....

20. physics

Find angle of refraction through a 60° triangular prism of edge length 4.5 to 5 cm, if angle of incidence are 30°,35°,40°,45°,50°,55°& 60°

21. Chem

How do you find the pH for 0.010M of HNO3?

22. physics

a fisherman's scale stretches 3.6 cm when a 2.7 kg fish hangs from it. what will be the amplitude and frequency of vibration if the fish is pulled down 2.5 cm more and released so that it vibrates up and down? i think the frequency is 2.63 Hz, but i don't

23. maths

find the speed of a point on the rim of a 24-cm diameter fly -wheel which is tuning at 2800 revolutions per minute. give your answer in meters per second.

24. english............... can't decide

Just got a debate to write on the following topic: Modern Means of Communication have Brought People Closer Are there more valid points if i write against the topic? Help................

25. Organic chemistry

please help me with these what are the functional group(s) in Lexiva (Fosamprenavir Calcium)? i only know that it has an amine group but i'm not sure if there is another group!!! and how can i relate Lexiva to chemistry?(ideas please)

26. trig

if csc of theta is greater than zero and sec of theta is less than zero what quadrant is theta in?

27. math

find the area of the region described: shared by the cardiods r = 2(1+cos theta) and r = 2(1-cos theta)

28. english

hey reiny can u please help me? I need help on pharaphrasing. Can you pharaphrase this for me? E/i hexes always produce 15 units. This makes the E/I hex different in a second way because the number of units of all other busness hexes on the number living

29. Social studies

Word for illegal or immoral behavior by officials Word for experts working together to problem solve Word for economic pressure to change a nation's actions. Thanks for your help❤️

30. science

what is a biome? ecological niche?

31. urdu

can anyone who can study urdu give me the character sketch of 2 main characters of "aali par kia guzri" a book written by a urdu poet called Aziz Asri.

32. history

Akber became emperor at only thirteen years of age. Research his reign. What were his greatest achievements as emperor?

33. Math

For a certain set of five numbers, the mean of all but the largest is 80, and the mean of all but the smallest number is 90. What is the range of the set of five numbers?

34. friendship

my friend and i need to teach our other friend a lesson about the real world but everytime we try and explain these things to her, she doesnt understand and feels a little insulted. any help on how to teach her a lesson without being mean??

35. trig

if than of theta is greater than zero and cos of theta is greater than zero what quadrant is theta in?

36. algebra , math

two third of a number increased by 7 is 29 . Find the number. Answer- 2/3x + 7 = 29 2/3x = 29 - 7 2/3x = 22 X = 22/2 multiplied by 3 X = 33 Is the answer right

37. Math🤓

Stanley ordered a pizza that was cut into eight pieces. If he ate 3/7 of the pizza, how much was left? So far the only thing I can think of is multiplying 3/7 by 8

38. Math🤓

A farmer wants to make a fence that is 32 ft. By 40 ft. If he wants to put up a fence post every 4 feet how many posts will he need? I got 18 because 40 divided by 4 is 10 and 32 divided by 4 is 8 then I added 10 and 8 and got the answer of 18

39. Math

Which Is More Correct? A Watch That Doesn't Work At All Or A Watch That Loses A Minute Each Hour? BTW It's a Trick Question😉 All I have is the one that loses a minute each hour because it's logical reasoning but I just wanted to double check

40. physics

need five differences between compounds and molecules...... got only one that is ;A molecule is formed when two or more atoms join together chemically. A compound is a molecule that contains at least two different elements.

41. world history

what was African society and economy like prior to European imperialism?

42. geometry

in the diagram AB=20 cm, BC=21 cm, AD=10 cm and DE= 10.5 cm. Angles ABC and ADE are right angles. if triangleADE is removed from triangleABC.What is the area of shaded region that remains?

43. history

write a short note of 170-180 words on the travelling experiences of 'James Cook'

44. Chem

Hey in class we learned that pi molecular orbitals come from overlapping p atomic orbitals...this occurs in a conjugated system or aromatic rings ( contains sp2 carbons with one remaining p orbital which can can overlap to form double bonds)...my question

8+4

46. trig

if sin of theta is less than zero and cos of theta is greater than zero what quadrant is theta in?

47. world history

Why did Great Britain lead industrialization during the 18th century?

48. maths..... geometry word problems

the length of a rectangle is 8 cm more than its width. if its perimeter is 56 cm, find its area.

49. english........bridges

is 'Go Between Bridge' an important landmark for the country? Explain why or why not.

50. geography

Sometimes high winds can cause disasters. Wind can flame a fire or destroy a rooftop. Wind also does some very good things. Explain one good thing that happens as a result of wind.

51. history

i need to write a short note on mughal empress princess jahanara

52. science

explain the comment ''your brain makes you, you''

53. science

why would a spinal cord injury leave someone paralyzed?

54. math

(76-12)-(48divided by 8)2

55. Maths

Write 7 july 2011 in 5 letters without using a word

56. math: precal

How do I find the zeros of a polynomial function?

57. history

was the gang of four the same as the group of jiang

1. social studies

^ they are right

posted on April 24, 2019
2. Social Studies unit test

No one helps on here hmu on snap leena62004

posted on June 6, 2018
3. Pre Algebra

Guys they always change the the questions in tests and hmu on snap @leenaleena.13 :)

posted on May 14, 2018
4. even moar math

10 is right and add me on snap loves @ leena62004

posted on April 30, 2018
5. Math

Is b and add me on snap leena62004

posted on April 30, 2018
6. math

Kara is right

posted on April 6, 2018
7. sat essay

It's great, I love how you provided information to explain what you are talking about very good

posted on April 1, 2018
8. Language

I TOOK THE TEST AND I GOT 6/16 BUT HERE IS THE RIGHT ANSWERS. 1.C 2.C 3.D 4.A 5.C 6.A 7.A 8.D 9.D 1O.C 11.ESSAY 12.B 13.D 14.B 15.C 16.A 17.A 18.ESSAY I PROMISE

posted on October 25, 2017
9. math

A rectangular block of aluminium 24 cm long and 12cm wide is melted and recast into cubes of edge 4 cm. 64m of aluminium is lost during the process. If 125 cubes are obtained calculate the height of the rectangular block before it was melted

posted on October 17, 2017
10. Algebra 2 ..........

5a) g(c)= c-0.2c which means 0.8c f(c)= c-0.15c which means 0.85c Then you find the composition of g(f(c))= g (0.85) = 0.8 (0.85) = 0.68c 5b) use 0.68c = 0.68(248) = \$168.64

posted on January 9, 2016
11. maths

i forgot to mention that take pie as 3.142 and give the answer correct to two decimal places if necessary.

posted on September 22, 2013
12. maths..... geometry word problems

thank u Miss. Sue

posted on September 8, 2013
13. Geometry..... reposted ques by me

i did not made the diagram like this.......

posted on September 8, 2013
14. Geometry..... reposted ques by me

here is the diagram Steve but it is not perfect. All sides are in cm. there r no dotted lines, but i didn't had any choice. /| / | / | / | / | / | / | / 10.5 | /\ | 10 / \ | / \ | / \ | A ------------ B E ______20______

posted on September 8, 2013
15. Geometry..... reposted ques by me

the maths tutor where online because ques which were posted after me were answered, and why reposts will be deleted

posted on September 6, 2013
16. english........bridges

posted on September 5, 2013
17. english........bridges

thanks ...... :)

posted on September 4, 2013
18. geography

i found 1 more difference; Volcanoes are created by debris from their own eruptions but fold mountains are formed by slow motion collisions of earth's plates

posted on July 25, 2013
19. geography

ok if u wish i will read it again

posted on July 25, 2013
20. geography

i cannot find any similarities from this link. :(

posted on July 25, 2013
21. geography

can you give me some more similarities.

posted on July 25, 2013
22. geography

ok thank you :)

posted on July 24, 2013
23. poem

i am sorry

posted on July 18, 2013
24. math

i can help u. First, draw a picture (it helps to visualize ^_^): S　　　　a　　　　M　　　　b　　　　T where S = start M = meeting point T = turn around point Let b = brother and a = sister The formula is Distance = Rate x Time First focus

posted on July 17, 2013
25. english

it was so easy but i was confused.

posted on July 17, 2013
26. english

i got it..... 1) is doing 2) is working 3) is mowing 4) is always talking 5) is always doing 6) is singing 7) is cooking 8) is putting 9) is sitting 10) is boiling 11) is baking 12) is starting 13) are playing 14) are laughing 15) are making 16) is getting

posted on July 16, 2013
27. english

i just need to write it of 250 words.

posted on July 15, 2013
28. english

yeah this is included in vacation work. Can u help me out........

posted on July 15, 2013
29. english

no i haven't in my life ever taken care of a neighbor's baby.

posted on July 15, 2013
30. chemistry

Molar mass CuSO4.5H2O = 249.69 g/mol You want 400ml of 0.85M: 249.69 *400/1000*0.85 = 84.9g CuSO4.5H2O dissolved to total volume 400ml.

posted on July 15, 2013
31. history

ok thanks

posted on July 12, 2013
32. history

hi! Ms. Sue, i am Leena the link about James_Cook was not helpful as i have to write a short note. Kindly please can you write a short note of 170-180 words on the travelling experiences of 'James Cook' for me.

posted on July 11, 2013
33. Physics

Never mind! Figured it out!

posted on August 29, 2012
34. friendship

i need to explain to her that having fancy clothes and being fashionable is not the whole world. i also want her to understand that she needs to stop copying my style and be herself

posted on June 15, 2012