# Questions Asked onJanuary 31, 2018

1. ## calculus

If an arrow is shot upward on Mars with a speed of 52 m/s, its height in meters t seconds later is given by y = 52t − 1.86t2. (Round your answers to two decimal places.) What is the average speed over the given time intervals? (i) [1, 2] (ii) [1, 1.5]

2. ## Science Help!!!

Discuss how to separate iron fillings,salt, sand, and wood chips? Can someone explain to me Please?

3. ## English

Since words have multiple meanings, the context of a word often provides clues to its meaning better than the dictionary's definition. In the following lines from Anne Bradstreet's poem "To Her Father with Some Verses," what is the best definition for ill?

4. ## Calculus

If an arrow is shot upward on Mars with a speed of 52 m/s, its height in meters t seconds later is given by y = 52t − 1.86t2. (Round your answers to two decimal places.) What is the average speed over the given time intervals? (i) [1, 2] (ii) [1, 1.5]

5. ## physics

ABC is an equilateral triangle of side 0.1m. Point charges of +3nC and -3nC are placed at the corners A & B respectively. Calculate the resultant electric field at C

6. ## math

4. Kelvin and Marsha are going to dinner and a movie this evening. Kelvin wants to have at least \$70 cash in his wallet. He currently has \$10. How much money, x, does Kelvin need to withdraw from the bank? a) x + 10 > 70; x > \$60 b) x + 10 ≥ 70; x ≥

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7. ## English

The suffix —ly, as in the word pretentiously, means which of the following? (1 point) Pretentiously is an adjective. Pretentiously is an adverb.

8. ## Texas History

What geloed expand the system of roads and highways in Texas in the 1920’s A. A gas tax B. A new form of asphalt C. Country government control D. Federal matching funds 2. Which major factor contributed to the population boom of the 1920’s A. The price

9. ## physic

Approaching one of the many sharp horizontal turns in the Monaco Grand Prix, an experienced Formula-1 driver slows down from 125 km/h to 53.0 km/h while rounding the bend in 12.0 s. If the driver continues to decelerate at this same rate and the radius of

10. ## Social Studies

Why does the term "Gilded Age" accurately describe the period of the late 1800s. A.)It was a time when voter turnout rose and political corruption declined. B.)It was a time when the government enacted reforms to help the poor. C.)It was a time when a thin

11. ## MATH help again!

Average height of a species of tree (in feet) after a certain number of years Years Height 1 2.1 2 3.2 3 6.8 4 7.3 5 11.2 6 12.6 7 13.4 8 15.9 About how tall do you expect one of these trees to be after 22 years? a. 22.31 ft b. 35.2 ft c. 44.25 ft d. 46.2

12. ## SOCIAL STUDIES

What popular form of entertainment drew from the immigrant experience? A.)Ragtime B.)Baseball C.)Vaudeville D.)Basketball Ragtime?

13. ## MATH help!!!

Andre has \$30, and Erin has \$14. Andre is saving \$5 per day, and Erin is saving \$9 per day. After how many days will Andre and Erin have the same amount of money. A) 1 Days B) 4 Days C) 5 Days D) 10 Days I would say C Is that correct??

14. ## History

Read the statement. Finally, you have broader considerations that might follow what you would call the “falling domino” principle. You have a row of dominoes set up, you knock over the first one, and what will happen to the last one is the certainty

15. ## English

Which poetic device is used in the sentence "There was an iciness, a sinking, a sickening of the heart"? enjambment metaphor consonance assonance

16. ## physic

A golfer hits his approach shot at an angle of θ = 52.8°, giving the ball an initial speed of v0 = 37.0 m/s (see figure below). The ball lands on the elevated green, yf = 5.3 m above the initial position near the hole, and stops immediately. (a) How much

17. ## English

Which sentence uses the appositive correctly? A snowstorm a serious one occurred two days ago. A snowstorm, a serious one, occurred two days ago.

18. ## Math

A rectangle prism has a length of 8 cm with 3 cm and height 5 cm what are the dimensions of the horizontal cross section ? A. 8 cm by 5cm B.8cm by 3cm C. 5cm by 3cm D. 8 cm by 8cm

19. ## calculus

If a ball is thrown into the air with a velocity of 48 ft/s, its height in feet t seconds later is given by y = 48t − 16t2. (a) Find the average velocity for the time period beginning when t = 2 and lasting for each of the following. (i) 0.5 seconds ft/s

20. ## SOCIAL STUDIES

Which of the following pieces of the square deal legislation left a major impact on the economy? A.)Wisconsin Idea B.)16th Amendment C.)Pure food and drug act D.) New interstate commerce commission laws B???

21. ## Social Studies

Which statement best describes the role of muckrakers? A.) They encouraged the growth of railroads B.) They reported favorably about the lives of the rich C.) They increase the power of trust D.) They exposed corrupt businesses and political practices

22. ## English

Decide if the underlined pronoun in the sentence below is used as a subject, a predicate nominative, or an appositive. 1:Both Ben and (he) will graduate at the same time. A:Subject*** B:Predicate nominative C:Appositive 2:The driver of that station was

23. ## Health and Physical Eduacation

1. True or False: Friends are important because they offer us a sense of belonging, encouragement, and honesty. The Answer is True 2. Which of the following is a good way to deal with negative peer pressure? The Answer is D 3. True or False: Gender roles

24. ## SS

Realists wanted to make people aware of the costs of the industrial growth. Which action was hastened largely because public opinion was aroused by a contemporary novel. A.) Ratification of the nineteenth amendment B.) Establishment of the Interstate

25. ## chemistry

For 2SO2(g)+O2(g)⇌2SO3(g), Kp=3.0×104 at 700 K. In a 2.00-L vessel the equilibrium mixture contains 1.15 g of SO3 and 0.107 g of O2. 1) How many grams of SO2 are in the vessel? ---------------------------- A flask is charged with 1.500 atm of N2O4(g)

26. ## SOCIAL STUDIES

What underlying cause lead states to pass laws and at night late 1800s and requiring kids to attend school? A.) The necessary of an education workforce B.) The growth of civil rights movement C.) The increased number of women who work out of the home D.)

27. ## science

After reading the article “The Land Blew Away,” reflect back on the accounts of the people who witnessed the Dust Bowl. Write a paragraph in reaction to the survivors’ stories as well as your thoughts on what it might have been like to experience a

28. ## Calculus

If an arrow is shot upward on Mars with a speed of 52 m/s, its height in meters t seconds later is given by y = 52t − 1.86t2. (Round your answers to two decimal places.) (i) [1, 2] (ii) [1, 1.5] (iii) [1, 1.1] (iv) [1, 1.01] (v) [1, 1.001]

29. ## SOCIAL STUDIES

Why did cartoonist Thomas Nast portray Boss William as a vulture feeding on the city of New York? A.) Because tweed had a controlled labor in the city B.) Because tweed had created the city out of a huge amount of money C.) Because tweed gave loans to the

30. ## Social Studies

Why did the United States become involved in Mexico's civil war? Select all that apply. 1)Relations had weakened between the United States and the new government. 2)Mexico was unable to end the war without U.S. intervention. 3)The United States provided

31. ## Math

If m angle 6 = 30 degrees what is m angle 7? A.150 / _______1/2________ B.120 3/4 / C.90 / _______5/6________ D.30 7/8

32. ## English

Whose writing reflects the following regional dialect? “‘Scuse me, suh, I’s lookin’ for my husban’. I heerd you wuz a big man an’ had libbed heah a long time, an’ I ‘lowed you wouldn’t min’ ef I’d come roun’ an’ ax you ef you’d

33. ## Math

here are the results from Stacey's last five quizzes Quiz right Wrong 1-------->4------------>1 2-------->16----------->4 3-------->20----------->5 4-------->16----------->4 5-------->20----------->5 on the sixth quiz, Stacey got 3 questions wrong if she

34. ## Math

A floor refinishing company charges \$1.87 per square foot to strip and refinish a tile floor for up to 1000 square feet. There is an additional charge of \$250 for toxic waste disposal for any job which includes more than 150 square feet of tile. A. Find

35. ## Calculus

If an arrow is shot upward on Mars with a speed of 52 m/s, its height in meters t seconds later is given by y = 52t − 1.86t2. (Round your answers to two decimal places.) What is the average speed over the given time intervals? (i) [1, 2] (ii) [1, 1.5]

36. ## Math

If the graph of f ′(x) is continuous and decreasing with an x-intercept at x = c, which of the following must be true? The graph of f has a relative maximum at x = c. The graph of f has an inflection point at x = c. The graph of f has a relative minimum

37. ## Music

What musical term is indicates a chord where the notes are played one after another rather than all together?

38. ## Math

You want to save \$20,000 to buy a new boat. You deposit \$12,500 in an account earning 6.5% simple interest. After how long will you have enough money in the account to purchase the boat? Round your answer to the nearest whole number.

39. ## Programming concepts

Write a pseudocode to represent the logic of a program that allows the user to enter the rainfall for 12 months (January to December). The output will consist of the total rainfall for the year and the average rainfall for the 12 months.

40. ## science

C=5/9(F-32) The equation above shows how temperature F, measured in degrees Fahrenheit, relates to a temperature C, measured in degrees Celsius. Based on the equation, which of the following must be true? A temperature increase of 1 degree Fahrenheit is

41. ## SOCIAL STUDIES

Why does the term gilded age accurately describe the period of the late 1800s A.) It was a time that one that voter turnout rose and politician corruption declined B.) It was a time when the government enacted reforms to help the poor C.) It was a time

42. ## Game design

French sociologist caillois said that a basic characteristic of any game is that. A: players choose to participate of their own free will B: players play for pleasure C: play should be a source of joy and amusement D: all of the above I want to check my

43. ## English

The following is an example of regional dialect from which author? "The feller took the money and started away; and when he was going out at the door, he sorter jerked his thumb over his shoulder­­so­­at Dan'l, and says again, very deliberate, 'Well,'

44. ## Social Studies

What effects did the arrival of Europeans have on Native Americans? A. The arrival of Europeans had little effect on the Native Americans. *B. Conquest and diseases brought by Europeans changed the Native American way of life forever. C. Native Americans

45. ## Geography

how did the decade of prosperity affect the lives of many Mexican-Americans in Texas They became wealthier They became migrant laborers They Moved to other states They Entered New Industries My answer is the 3rd one please check that for me!

46. ## physic

A golfer hits his approach shot at an angle of θ = 52.8°, giving the ball an initial speed of v0 = 37.0 m/s (see figure below). The ball lands on the elevated green, yf = 5.3 m above the initial position near the hole, and stops immediately.

47. ## Statistics

A 2014 Gallup Poll of 1028 adults found that 216 thought abortion should be illegal in all circumstances, a decrease of 2 percentage points from the record high in 2009. We are 95% confident that between ___% and ___% of all adults thought abortion should

48. ## Algebra

The larger of two numbers is 11 more than twice the smaller number the sum of the numbers is 44 find each number

50. ## English

[1] The main environmental problem caused by the production of Greek yogurt is the creation of acid whey as a by-product. [2] Because it requires up to four times more milk to make than conventional yogurt does, Greek yogurt produces larger amounts of acid

51. ## science

The light from the Sun heats a metal surface. This is an example of A. conduction. B. radiation. C. convection. D. reflection.

52. ## Math

At the movies a bag of popcorn cost \$3.50 a bottle of mineral water cost \$2.75. IfMadeline has \$18 I don’t but only two bottles of water, how many bags of popcorn can she buy at the most?

53. ## Algebra

Bit (a lot) of trouble solving this: The landing for the steps leading up to a county courthouse is shaped like a trapezoid. The area of the landing is 1500 square feet. The shorter base of the trapezoid is 15 feet longer than the height. The longer base

54. ## Geography

A person who worked to get rid of slavery in 19th- century America

55. ## English

Choose the correct word to complete the sentence. 1:Except for Ronnie and....., everyone was on time. A:he B:him*** 2:Between you and ...., I know the answer to the mystery. A:I B:me*** Identify how the underlined pronoun in each sentence is being used.

56. ## Algebra

Hello ^^ I'm new to this site :0 I was wondering if someone could help me with my schoolwork! I have a bit of a habit of overthinking my work, so I just need it checked by someone to make sure I actually am you know, getting it. The problem is -(5)^-1, and

57. ## Math

Left hand! right hand Female___!________ Male_____!_______ Total-18 ! 122 The incomplete table above summarizes the number of left-handed students and right-handed students by gender for the eighth grade students at Keisel Middle School. There are 5 times

58. ## English

Each of the items below contains two of the types of verb mistakes discussed in this chapter. Find and cross out these two mistakes. Then, in the spaces provided, write the correct forms of the verbs. 1.

59. ## math

select all the pairs of ratio's that form a proportion. 1/6 4/20 7/9 28/36 14/18 21/27 30/80 6/18 this question has to answers help my answer's are B. and C.for this question

Pete's peanuts wants to grow its overall prouctivity.which investment would best help the company achieve this goal? A. a larger building to store its peanuts. B. better advertiements for its products. C. new uniforms for company employees. D. an improved

61. ## math

What is the base 7 representation of the number 275? 21201 is the base 3 representation of what number? I'm having trouble with both questions. Can someone help me out? I tried using the internet but I was still confused.

62. ## physics

Over a time interval of 1.98 years, the velocity of a planet orbiting a distant star reverses direction, changing from +21.9 km/s to -17.2 km/s. Find (a) the total change in the planet's velocity (in m/s) and (b) its average acceleration (in m/s2) during

63. ## West and Worlds since 1500

Which of the following are ways that intellectual, political, social, and religious developments of the seventeenth century were related, especially in regard to the dynamics of the Scientific Revolution? Check all that apply. The English Revolution

64. ## Science

Clouds that form in layers—like sheets or blankets—are called _____ clouds. A.cumulus B.cumulonimbus C.stratus D.cirrus

65. ## physic

A child swings a tennis ball attached to a 0.662-m string in a horizontal circle above his head at a rate of 4.50 rev/s. (a) What is the centripetal acceleration of the tennis ball? m/s2

66. ## Unit 1 lesson 7 math

1. if MNO is = to QSR witch of the following is true? 2.The triangles shown are congruent. Find the measure of P 3.Which congruence statement says the same thing as ABC = DFE 4.Note: Remember to show all of the steps that you use to solve the problem. Be

67. ## science energy

A stone held above the ground has potential energy. When the stone is dropped, potential energy is converted to _________ energy. A. kinetic B. thermal C. chemical D. electrical

68. ## Physics

Over a time interval of 1.98 years, the velocity of a planet orbiting a distant star reverses direction, changing from +21.9 km/s to -17.2 km/s. Find (a) the total change in the planet's velocity (in m/s) and (b) its average acceleration (in m/s2) during

69. ## math

A museum charges \$4 for a group of 4 or fewer people. A group of more than 4 people must, in addition to the \$4, pay \$2 per person for the number of people above 4. The maximum group size is 9. (a) What are the domain and range of this cost function? Enter

70. ## Statistics

A 2014 Gallup Poll of 1028 adults found that 216 thought abortion should be illegal in all circumstances, a decrease of 2 percentage points from the record high in 2009. We are 95% confident that between ___% and ___% of all adults thought abortion should

71. ## English

1 When he awoke, it was three o’clock in the afternoon. He bounded up with a start; half of one of 2 his precious days gone already! He spent more than an hour in dressing, watching every stage of his 3 toilet carefully in the mirror. Everything was

72. ## physic

A jetliner travels with a constant speed of 597.4 km/h relative to the air to a city 780.1 km due south. (a) What is the time interval required to complete the trip if the jetliner is experiencing a headwind of 41.1 km/h toward the north? h (b) What is the

73. ## Algebra

I need help with a few questions, please explain. 1. Write a polynomial function in standard form with zeros -1, -1, 6. 2. Find the roots of the equation x^3 – 3x^2 + x + 5 3. Describe the number and type of roots for the polynomial (how many real and

74. ## Pre-Algebra

The cost y (in dollars0 to provide food for guests at a dinner party is proportional to the number x of guests attending the party. it costs \$30 to provide food for 4 guests. a. Write an equation that represents the situation. b. Interpret the slope. c.

75. ## Maths

If both the hour hand and the minute hand start at the same position at 12 o'clock, when is the first time, correct to a fraction of a minute, that the two hands will be together again?

76. ## math

If a ball is thrown into the air with a velocity of 48 ft/s, its height in feet t seconds later is given by y = 48t − 16t2. (a) Find the average velocity for the time period beginning when t = 2 and lasting for each of the following. (i) 0.5 seconds ft/s

77. ## chemistry

the maximum solubility of nacl in water to form brine at 0 c is 26% (mass/volume.) the density of the solution is 1.2 g/ml

78. ## Reed

how do you know? this is what you said... Trying to give and get answers here is frowned upon. The object is to help students learn, not just give away answers so that nobody has to study and learn anything. Giving away answers can get a person banned from

79. ## math

k/3=3/9 A.1 B.3 C.9 D.27

80. ## Geometry

Complete the following: Describe one way that concepts about similarity could be used in real life. Write two proportions in the form start fraction a over b end fraction equals start fraction c over d end fraction. Only one of your proportions should be a

81. ## English

22 dramas, the text of all romances, the nerve-stuff of all sensations was whirling about him like the 23 snowflakes. Lines 22–23 offers an example of (1 point) allusion. alliteration. simile.

82. ## Algebra 2

Which describes the number and type of roots of the equation x^3 - 4x^2 + 50x + 7 = 0? a. 1 positive, 2 negative b. 2 positive, 1 negative c. 3 negative d. 3 positive I know I asked this before but I'm going over it and I don't understand it. I got help

83. ## MATH

TO PAINT A SHED IN THE BACKYARD WE NEED 10 CAN OF YELLOW PAINT AND 6 CAN OF RED PAINT WHAT IS THE RATIO OF RED CANS OF PAINT TO YELLOW CANS OF PAINT THAT ARE NEEDEDTO PAINT THE SHED

84. ## English

22 dramas, the text of all romances, the nerve-stuff of all sensations was whirling about him like the 23 snowflakes. Lines 22–23 offers an example of (1 point) allusion. alliteration. simile personification.

85. ## social studies

What is the family name of the ruling dynasty of Monaco? A)Casiraghi B)Dommanget C)Grimaldi*****

86. ## Trig

Show that the following statement is an identity by transforming the left side into the right side. sinθ(cscθ − sinθ)= cos^2 θ

87. ## Social studies

Which of the following describes a canal? (1 A flat-bottomed boat that carries goods B prehistoric period when Earth was covered with ice C gated part of a river that raises or lowers the water level D waterway dug across land for ships to go through

88. ## Algebra

a boat is taking a cruise to a remote island 800 miles away. The trip downstream with current is 8 mile per hour. the return trip upstream against current is 10 hours. find the speed of the boat in still water and speed of current

89. ## Chemistry

Convert 0.0904 in^3 to liters. (2.54 cm = 1 inch, 1 L= 1000 cm^3, 1 ft = 12 inches) Really appreciate it if you can show steps please.

90. ## SOCIAL STUDIES

What is the most notable thing that Jedediah Smith writes down in his Journal? "13 Jul 1827 – 3 Jul 1828 20th I went with the Trappers within a mile of the place where I struck the river on the last Apl. Above that there was no Beaver sign but

91. ## General Physics 2

three charges, +2.5×10^-6, -4.8×10^-6, and -6.3×10^-6, are located at (-20m,0.15m), (0.50m,-0.35m), and (-0.42m,-0.32m) respectively. What is the electric field at the origin?

92. ## Science

How does gravity work?

93. ## Science

Where is a watershed located and why is the watershed, its tributaries, rivers and lakes, similar to a branching pattern of a tree?

94. ## Math

If I spend one third of my money on ice cream an half on a book what fraction of my money would I have left

95. ## health

Where in the human body would you find the medulla oblongata?

96. ## physics

Two charges 5*10^-8 and -3*10^-8 C are located 16cm apart in air. At what point on the line joining the two charges is the total electric potential zero? Take the potential at infinity to be zero

97. ## geometry

11 11â€‹-foot ladder is placed against a vertical wall of aâ€‹ building, with the bottom of the ladder standing on level ground 7 7 feet from the base of the building. How high up the wall does the ladderâ€‹ reach?

98. ## Science

4. 3 elements are listed by atomic number, #19, 20, and 21. Which property do all of these elements have in common? They are all brittle. They all have 4 valence electrons. They are all malleable. ***** They shatter easily.

99. ## science

Synchronized averaging is more suitable for suppressing following type of noise: Shot noise White noise Gaussian noise Zero mean noise

100. ## science

Time domain filtering is used in presence of exponential noise gamma noise additive noise multiplicative noise

101. ## science

The transfer function of 4 points MA IIR filter is H(z)=14[1−z−41−z−1] H(z)=14[1−z−41−z−4] H(z)=14[1−z−2−z−41−z−1] H(z)=14[1−z−81−z−1]

102. ## Social Studies

In which sea battle was Mark Antony defeated by Octavian in 31 BC?

103. ## science

Calculate the number of moles in 0,25grammes of sodium carbonate

104. ## Math

let g(x)=root25-x^2. The range of a function that will translate the graph of 6 units to the right and 2 units up is ____

105. ## trigonometry

hello fellas ... please help me with this,a farmer cooperator in an agricultural research wishes to fence the field in the form of right triangle. if one angle is 30° and the hypotenuse is 100m. find the cost of the fencing of the field if each meter of

106. ## Math

What value of x makes this equation true: 3x + 2 + (-1) equals x + 6 + -1 ???

107. ## Algebra

Solve (8X5)+(8X1)-(2x6)+6-2x(2-1)

108. ## science

PSD of noise and desired signal is required to design Derivative-based filter Butterworth filter Wiener filter Notch filter

109. ## science

The phase plot of MA filter with symmetric tap weights is linear exponential non-linear quadratic

110. ## maths

What is half of one thousand

111. ## science

The signal which is sampled at 500Hz has a power line artifact at 60 Hz. Find the location of zeros in the transfer function of the notch filter to remove the artifact at 60 Hz. 0.512+j0.66 0.512−j0.66 0.7289+j0.6845 0.7289−j0.6845

112. ## physic

Two bicyclists in a sprint race begin from rest and accelerate away from the origin of an xy coordinate system. Miguel's acceleration is given by (−0.800i + 1.20j) m/s2, and Lance's acceleration is given by (1.40i + 0.400j) m/s2. (a) What is Miguel's

113. ## algebra

in a 3 digit number, the tens digit is twice the hundreds digit and 1/2 the units digit. if the digits are reversed, the new number is 49 more than 3 times that of the original number

114. ## Chemistry

How are absorbance and retention time related? Specifically, if something has a longer retention time, does that indicate high or low absorbance? I'm a little confused on how they're related. Thanks!

115. ## Physics

An object weighing 72 newtons is being accelerated at 3.5 m/s^2 by an unknown force Fp at an angle of 35 degrees from the horizontal. The object is being pushed across a surface with a coefficient of friction 0.2. Find Fp.

116. ## chemistry

a student collect exactly 5.00 of 3.47*10 m2fecl of a volmetric flask and add and adds enough water to make it 250cm of solution what is the concentration of the diluted solution

117. ## science

If the first and second order moments of the process do not change with time then the process is weak sense stationary quasi stationary strict sense stationary non stationary

118. ## college

how to evaluate sin(a) when adj =4 and oposit side 10?

119. ## 6th grade Social Studies

Based on the map, why does the article emphasize the role of U.S. approval of the pipeline?

120. ## science

ADC convert _________________? None of the above Analog to digital Digital to analog Both, Analog to Digital and vice versa

121. ## Math

How can I solve for x for 3^2x +5^x-1=-6

122. ## math

I'm working on conversions and can't ever figure out when I need to multiply and when I need to divide. For example - 50L = ? gal I know 3.79 L = 1 gal but do I divide or multiple to get the correct answer? Or, 2 mi = ? m I know 1 m = 3.28 ft and 5280 ft =

123. ## Maths

AP and CQ are perpendicular to BC and AB respectively. If AP : CQ = 3 : 4, the the numerical value of sin A/ sin C.