# aisha

Popular questions and responses by aisha
1. ## science-physics

a battery of 12v supplies a charge of 1000C to an electric device. how much work is done by the battery in moving the charge?

2. ## maths

solve 2x+3y=13 with 4x+5y=23

3. ## physics

A cyclist is cycling at a uniform velocity of 8m/s for 8 seconds. He then stops paddling and the cycle comes to rest in next ten seconds. Draw the velocity-time graph and calculate: (i) the average retardation.(ii) the distance covered with uniform

4. ## Geometry

Find the coordinates of the midpoint of the segment whose endpoints are (-4, 6) and (-8, -2).

5. ## chemistry

water cannot cook beans on the moon.explain

6. ## physics

if an iron cube of volume 400cm3 is immersed in water,the upthrust will be?

7. ## physics

An egg is thrown nearly vertically upward from a point near the cornice of a tall building. It just misses the cornice on the way down and passes a point a distance 48.0 m below its starting point at a time 5.00s after it leaves the thrower's hand. Air

8. ## physics

A meter stick is held vertically above your hand, with the lower end between your thumb and first finger. On seeing the meter stick released, you grab it with these two fingers. You can calculate your reaction time from the distance the meter stick falls,

9. ## geometry

From the top of a lighthouse 210 feet high, the angle of depression to a boat is 27 degress. Find the distance from the boat to the food of the lighthouse. The lighthouse was built at sea level? Please help and for some sugesstions

10. ## social studies

the process of redrawing the boundaries of legislative districts is called what

11. ## algebra 2

determine whether the data in the table appears to be positively skewed, negatively skewed, or normally distributed. explain

12. ## algebra2

state the number of positive real zeros, negative real zeros, and imaginary zeros for g(x) = 9x^3 - 7x^2 +10x - 4

13. ## maths

A piece of land in Ottawa with an area of 1.4 square kilometers is priced at 5800 Canadian dollars. If there are 1.21 Canadian dollars per U.S. dollar, then what is the price in U.S. dollars per square mile?

14. ## Science

Which statement correctly describes the sun and earth? a. the sun and earth both have water. b. the sun and earth both have a surface called the crust. c. the sun and earth both have an atmosphere d. the sun and earth both have breathable air

15. ## algebra

there are x dozen of oranges in a shop. how many oranges are there in this shop?

16. ## English

What does the knife symbolize in the story "knife"?

17. ## Science

What is an example of inbreeding? Please tell me.

18. ## biology

The sequence below begins with the initiator methione. ATGTTCAATGTTATGGATTGGCCCTGGTAAATGAAATAGAATGAT Please give a hypothetical (translation of cDNA sequence into single amino acid codes if there is a C deletion in the phenylalanine codon _4pts.(Please

19. ## chemistry

2NaOH + H2SO4 yields Na2SO4+2H2O calculate the molarity of H2SO4

20. ## calculus

find derivative y= 3x^5-6x^3/7secx find dy/dx * xcosy= 5( y+cosx) * X^5-Y^3+8XY=466 * A RIGHT TRIANGLE HAS LEGS OF LENGTH 15M AND 7M. THE 7M LEG IS NOT CHANGING. 15M LEG IS GETTING LONGER AT RATE OF 8M PER SECOND. SO WHAT IS RATE OF CHANGE OF THE

21. ## Community service

Help! I need to do 40 hours of community service by 2 weeks. In my nieghborhood there are no libraries, or anything and I have no idea what to do. I need to do this because it is mandatory for honor students like me! The past month went by , because of

22. ## physics

A rocket carrying a satellite is accelerating straight up from the earth's surface. At 1.25 s after liftoff, the rocket clears the top of its launch platform, 69 m above the ground. After an additional 4.80 s , it is 1.00 km above the ground. Calculate the

23. ## maths

the length of a rectangle is 3 less than 5 times its width. Write a simpified algebriac expression for the perimeter of a rectangle. If the rectangle width is tripled and its length is doubled,the perimeter of new rectangle is 92cm greater than the

24. ## algebra2

list all of the possible rational zeros of f(x) = 3x^5 - 7x^3 + 2x - 15.

25. ## Math

The registration code for a new softwear game you purchased consists of a string of 3 letters followed by 5 digits. How many different registration codes are possible? If you lost your registration code and had to quess, what is the probability that you

26. ## mechanics

show that theoretically the period of rotation of a satellite which circles a planet at negligible distance from its surface depends only on the density of the planet

27. ## Maths

A rocket flies 150 km on a bearing of 042 degrees. It then flies 45 km on a bearing of 165 degrees. Find a. The bearing b. The distance of the rocket from the starting point?

28. ## Math

An equilateral triangle of side 20cm is inscribed in a circle. Calculate the distance of a side of the triangle from the center of the circle.

29. ## Science

Two equal and oppisitely directed forces acting on an object will be in equilibrium . (a)only if they act on the same point on he object. (b)if they are separated by a distance. (c)when they are balanced by a third force. (d)when their moments about the

30. ## CHEMISTRY

WHAT PRESSURE WILL BE COMPRESS 7.75 LITRES OF HYDROGEN AT ATMOSPHERIC PRESSURE TO 5 LITRES?

31. ## science

A body was moving with a velocity 60km/hour. It is brought to rest by applying a force of 200newton.Find the mass of body in5sec

32. ## MATH

WHILE SETTING UP THE STORE AND SHOPPING, HOW WE CAN ENSURE THE ASPECTS OF KINDNESS, NEATNESS AND SAFETY?

33. ## Math

a square carpet covers 60% of the floor area the room is 5m by 5m what are the dimensions of the carpet

34. ## operation and production management

what is meant by "operations" in a. a hospital b. a university c. a commercial bank

35. ## Maths bearing

City A is 300km due east of city B ..city C is 200km on a bearing of 123* from city B how far is it from C to A

36. ## algebra

peter has n marbles. He has 5 more marbles than Tom. How many marbles does Tom have?

37. ## algebra

the area of a triangle is 40cm2. the height of it is h cm. what is the lenght of its base?

38. ## Math- fractions

A cookie recipe calls for 3/4 cup of chocolate chips.Spencer has 2/3 cup. Does he have enough?If your answer is yes ,explain.If your answer is no, how much more does Spencer need?

39. ## physics

In Figure 10-1, if the force exerted on a 3.0-kg backpack that is initally at rest is 20.0 N and the distance it acts over is 0.25 m, what is the final speed of the backpack?

40. ## Communications 12

When writing an expository paragraph do you put the characters names in quotations?

41. ## science

explain to to transfer heat from a electric stove?

384,239

43. ## algebra

638 divided by 8

44. ## Chemistry

15.0 ml of 0.50 M NaOH is added to a 100.-mL sample of 0.442 M NH3 (kb for NH3= 1.8 x 10^-5). What is the equilibrium concentration of NH4+ ions?

45. ## History

The U.S. Army at first failed to stop raids by Native Americans for all these reasons EXCEPT? a. it failed to build forts. b. the soldiers were untrained. c.the soldiers were inexperienced. d. it did not have enough soldier

Joanne and Ed Greenwood built a new barn with an attached arena. To finance the loan, they paid \$1,261 interest on \$52,600 at 5%. What was the time, using exact interest?

47. ## biology

Looking through a microscope,I saw a Eukaryotic cell. How could I conclude if the cell is a plant or animal cell?

48. ## MATHS

In a triangle ABC, angle B> angle C. If AM is the bisector of angle A and An is perpendicular to BC. Prove that angle MAN=1/2(angle B-angle C).

50. ## geography

what does the drop in canada's imagration rate have to do with learning about imagration and canada's role in it

51. ## science

100mL of oxalic acid (H2C2O4) requires 35mL of 0.04M KMnO4 to titrate it to the endpoint. calculate the molarity of the oxalic acid.

52. ## Legal Studies

Identify key personnel working in the courtroom.Outline their role.

53. ## chemistry

What would be the MOLARITY (M) of the NaBr in the same buffer solution, if its concentration is now 0.9% (w/v)? Relative atomic masses:Na = 23; Br = 80

54. ## physics

A person walk up a stalled escalator in 90sec.when standing on the same escalator now moving,he is carried in 60 sec.the time he would take to walk up the moving escalator will be.

55. ## math

a player made 20 freethrows in first half which was 80% of attemted that half. how many were attempted that half

56. ## Math

2 expression for the perimeter of a square 1 with brackets and 1 without The shape is a square and t+3 is 1 side of the square P(with brackets) P(without brackets)

57. ## emu

a bullet of mass ..21kg is fired from a gun of a mass 5.6kg. if gun is recoiled at a speed of 2.5 m/s .What speed must the bullet have as it leaves the gun

58. ## biology

4pts((all(or(none): Q1:(Draw(a(gene(with(three(exons(on(the(line(below. The(coding(region((ORF) is(completely(contained(in(the(second(exon. Make(sure(you(annotate(the(following(regions: TSS 5’UTR(all(regions) Coding(sequence 3’UTR(all(regions)

59. ## physics

The inverted pendulum shown consists of a uniform rod of length L and mass M hinged at its base. A spring is attached a distance h from the pendulum’s pivot and has a spring constant k. At equilibrium the pendulum is perfectly vertical. For small

60. ## math

i have a test tomorrow and im still not sure how to do this. can you please help me? p={a,b,c} Q={a,c,d,f} Q-P=?

61. ## science

What is true about the amplitude of a tsunami? A- it increases in shallow water near the shore. B- is is always lower in amplitude that a wave made by wind C- it is high enough to topple ocean liner far out sea. D- in deep water, it is 3 times higher than

What could increase the damage to human built structures during an earthquake? A-buildings far away from the pint of origin of the earthquake B- loose material in underlying land C- solid rock beneath buildings D-flexible buildings is it C???

63. ## maths

the minute hand of a circular clock is 18cm long how far gdoes the tip of the hand move in 2 hours

64. ## maths

the circumference of a circle 314cm find the radius and the area

65. ## maths

a circular flower bed is surrounded by a path 3m wide the diameter is 44m what is the area of this path

66. ## calculus

find derivative y= (3x^5-6x^3)/7secx

67. ## math

A blue light every 30seconds. A red light blinks every 40seconds. If both lights blink at exactly 1:00pm, at what time will they blink at the same time again?

68. ## chemistry

how to calculate activation energy and frequency factor

69. ## 7th grade social studies

Explain the quote by Samuel de Champlain in your own words. "Through (exploration) we gain knowledge of different countries, regions and kingdoms; through it we attract and bring into our countries all kinds of riches; through it... Christianity (is

70. ## ms.sue(social studies)

Ms.Sue about the question of the the Protestant Reformation is it that England was christian and France wasn't or something else (please help)

71. ## social studies

Explain how the Protestant Reformation led to war between England and France in the 16th century?

72. ## vocabulary

what does vain mean in simple words please?

73. ## HELP

I am writing and essay for social studies and i only have a conclusion left please help!!!! The essay is about the war of England and Spain in the 1500's their war about cultures and i want to finish this essay so i need help with the conclusion!

74. ## social studies

Why did Spain attack, England in the late 1500's? {2 reasons} How did Spain's defeat lead to the weakening of the Spanish Empire?

75. ## ela

How can making inferences in literature help you determine how the societal conflicts can make your identity?

76. ## the girl who could fly book

Can somebody help me with this question, it is about the book the girl who could fly How can making inferences in literature help you determine how the societal conflicts in I.N.S.A.N.E. shaped Piper's identity?

77. ## statistics

Acrylic bone cement is commonly used in total joint replacement to secure the artificial joint. Data on the force (measured in Newtons, N) required to break a cement bond was determined under two different temperature conditions and in two different

78. ## math

Can you help me with this integer problem? -8+6+(-10)+(-2)*(-10) is it 8????

79. ## ela

I need a attention grabber for, a newspaper article. It is based on the giver, it is about a ceremony that is about to begin i need a attention grabber for that.

80. ## owning and operating a car

It is important to make sure that any person selling you a car has? A. physical possession of the vehicle. B. informed the motor vehicles department of the intention to sell the vehicle. C. legal title to the vehicle. D. a good reputation for honesty.

81. ## science fair

I need a science fir project!! I looked on a thousand of websites online but they give no interesting idea. I am in 6th grade and i need something at a 6 grade level that is easy a science fair project that is do in 1 week. i am in 6 grade and i don't need

82. ## math

Steven made 9 napkins out 1 1/2 yards. All the napkins were equal sizes. So based on this information how many yards will it take for Steven to make 30 napkins of equal size?

A ball starts from rest and rolls down a hill with uniform acceleration, traveling 170 m during the second 5.5 s of its motion How far did it roll during the first 5.5 s of motion? x=

84. ## physics

A ball starts from rest and rolls down a hill with uniform acceleration, traveling 170 m during the second 5.5 s of its motion. How far did it roll during the first 5.5 s of motion? Express your answer using two significant figures. x= m

85. ## physics

The human body can survive a negative acceleration trauma incident (sudden stop) if the magnitude of the acceleration is less than (m/s2) If you are in an automobile accident with an initial speed of 101(km/h) and are stopped by an airbag that inflates

86. ## physics

Ricardo and Jane are standing under a tree in the middle of a pasture. An argument ensues, and they walk away in different directions. Ricardo walks 22.0 in a direction 60.0 west of north. Jane walks 10.0 in a direction 30.0 south of west. They then stop

87. ## Science collage

A jetliner lands at speed of 210 km/h and breaks at rate of 20 km/h/s . If the jatliner travels at a constant speed of 210 km/h for 1s after landing before applying the breakes . What is the total displacement of the jetliner between couchdown on the

88. ## chemistry

what volume of 0.1 moldm-3 HCL acid would be required to dissolve 2.3 grams of calcium carbonate equation CaCO3+2HCL----------=CaCl2+CO2+H20 (WATER)

89. ## math213

In each of the following, order decimals from least to greatest a.24,9419, 24.942, 24,94189, 24.94199 b.-34.25, -34.251, -34.205, -34.2519

90. ## math

Convert eat of the following repeating decimal to a/b form, where a and b are integers and b doesn't equal 0. a. 0.7 c. 2.37 e. -4.34

91. ## Devry

One of your corporate clients has approached you about whether or not its employees are required to include certain benefits provided by the corporation in their income. In particular, the corporation has inquired whether the following benefits provided by

92. ## Geometry

Find The coordinates of G'reflected in the x-axis if the coordinates of G are (4,-3)

93. ## geometry

sketch label and mark each figure 1.Isoscles obtuse triangle TRI with vertex angle T. 2.Rhombus RHOM with acute

94. ## geometry

What are the values of a and b.if any,where a|b-2|

how might a walmart representative respond to the negetive criticism that might arise as result of sighting a new facility in a community ranging from traffic congestion to anti-union sentiment to unfair competition?

What is a good thesis statement on the destruction of world due to food we eat for my critical analysis paper?

97. ## social studies

the form of government used in most of louisisana's parishes is called what

98. ## Social Studies

A document that sets up broad organization of a government and the rules under which it will operate is called what.

99. ## ETH/125

Checkpoint: Legislation Legacy Resources: National Congress of American Indians Web site Country Newspaper at · Due Date: Day 5 (Friday) Please post in your Individual Forum · Post a 200- to 300-word summary of a current issue between Native Americans