# Sammy

Popular questions and responses by Sammy
1. ## math

1. QTR and ______ are complementary. QTS * RTS PTN QT 2. QTN and _____ are supplementary. QTS QTP * RTS PTR 5. PTN is adjacent to _____. QTR PTS RTS NTS *

1. The functions of the respiratory system are (select all that apply) A. to pump blood to your body B. to deliver oxygen to the body C. to remove carbon dioxide from the body D. to absorb nutrients 2. The dome-shaped muscle that lies below the lungs and

3. ## Geomety check

Complete the two-column proof. Given:

4. ## science

which of the following would be most likely to lead to increase biodiversity? A.clear-cutting B.oil drilling C.national park planning D.farming

The High School Step Team Karla’s cousin Jade urged her to join the step team. “This afternoon you should definitely try out!” Jade suggested after the final bell rang. “I know she wants the best for me,” Karla thought to herself, “but I’m

21. Which of the following sentences contains a misplaced modifier? (1 point) ⦁ I can’t believe I heard you complain about your surprise party! ⦁ Reading Paul’s essay, it was apparent his research skills were poor. ⦁ Alexis painted the murals

Read the following sentences from "When Greek Meets Greek." Fraser scratch his head. "I know of a landlord up the road who vow that ain't ever taking anybody who come from the West Indies. But he don't mind taking Indians. He wouldn't know the difference

Why is there a difference between interest charged and interest earned? A) Banks are non-profit institutions B) Banks are profit-making institutions C) Banks must pay more than they receive D) There is no difference between interest charged and interest

1) You and 3 friends go to a concert. In how many different ways can you sit in the assigned seats? A) 6 B) 12 C) 24 D) 10 2) You own 7 pairs of jeans and want to take 2 of them with you on vacation. In how many ways can you choose 2 pairs of jeans? A) 60

10. ## Geometry check

how is constructing an angle bisector similar to constructing a perpindicular bisector? Both constructions begin with a given angle Both constructions allow you to find the midpoint of a segment Both constructions require that you draw a ray Both

A 154-lb person burns 420 calories per hour riding an exercise bicycle at a rate of 15 mi/h. Write a function rule to represent the total calories burned over time by that person. Can someone please help me???

Is the following definition of complementary angles reversible? If yes, write it as a true biconditional Complementary angles are two angles whose sum measures to 90 degrees - The statement is not reversible - Yes, if angles are complementary, then their

13. ## Math help

You buy clothing at a sale. You buy sneakers at 2/3 of their original price of \$60, a sweater at 7/10 of its original price of \$35, and a jacket at 5/6 of its original price of \$45. Answer each question and show all your work. a. How much money did you

14. ## Geometry help

The true conditional statement "If 1/2 (m

15. ## Science

Why are aboriginal clan systems considered a human social system?

17. ## History

1.)which describes a belief of the progressive movement ? A.) the belief that government could correct ills of society B.) the belief that individual citizens could work to improve social problems C.) the belief that business and the free enterprise system

1) What conclusion can you draw about the comparative advantages other countries have in farming over Japan and the Koreas? 2) What conclusion can you draw about the government's influence on daily life in North Korea? Explain your reasoning. My answer:

19. ## 1 More English check please!!

Read the following sentences from "The Destructors." The new recruit had been with the gang since the beginning of the summer holidays, and there were possibilities about his brooding silence that all recognized. He never wasted a word even to tell his

20. ## Social Studies

Out of the experience of an extraordinary human disaster that lasted too long, must be born a society of which all humanity will be proud. The time for the healing of the wounds has come. The moment to bridge the chasms that divide us has come. Never,

21. ## Language Arts-Poetry

The Tide Rises, the Tide Falls by Henry Wadsworth Longfellow The tide rises, the tide falls, The twilight darkens, the curlew calls; Along the sea-sands damp and brown The traveller hastens toward the town, And the tide rises, the tide falls. Darkness

22. ## History

which statement describes expansion of Islam under the Umayyads? Did they expand south through Egypt into sub Saharan Africa or west through North Africa as far as Spain? I’m confused, can someone please help me?

23. ## physics

Ilya and Anya each can run at a speed of 7.80 and walk at a speed of 3.20 . They set off together on a route of length 5.00 . Anya walks half of the distance and runs the other half, while Ilya walks half of the time and runs the other half. Part A How

24. ## History

1.)which describes a belief of the progressive movement ? A.) the belief that government could correct ills of society B.) the belief that idividual citizens could work to improve social problems C.) the belief that business and the free enterprise system

25. ## Social Studies

What effect might the dry climate of Mongolia and western China have on the people who live there? In my opinion, I think that there might be less fresh produce (crops), which people need for part of their sustenance. Also, the dry climate may cause

26. ## Physics

A 35 kg box rest in the bed of a truck. The coefficient of static friction between the box and the truck bed is 0.30 and the coefficient of friction of kinetic friction is 0.10. A) Calculate the maximum acceleration the truck can have before the box slides

27. ## Trigonometric Functions! (Ferris Wheel)

The Ferris wheel at a carnival has a diameter of 18m and descends to 2m above the ground at its lowest point. Assume that a rider enters a car at this point and rides the wheel for two revolutions My main problem is how to get the phase shift. (The answer

28. ## Language Arts

Write an essay in which you analyze the importance of plot events and characters' actions to the development of a story's theme. You might choose "Raymond's Run" by Toni Cade Bambara, "The Story-Teller" by Saki, "The Finish of Patsy Barnes" by Paul

29. ## Social Studies

1) What statement best describes Yokohama? A) Yokohama is an ancient political center B) Yokohama is a rural farming village C) Yokohama is a large, crowded city D) Yokohama is an important mining town 2) What describes a difference between life in japan

30. ## Math (trigonometry)

A baseball diamond is actually a square with each side approximately 27.4 m. The pitcher's mound is 18.4 m from home plate on the diagonal of the square - note that the pitcher's mound is NOT located at the centre of the diamond! a) How far (to 3 decimal

A woman with a genetic disease marries a man who does not carry the disease. It is not possible for their children to carry the disease. The disease must be a) sex - linked b) recessive c) dominant d) cause by an extra chromosome I think the answer is

32. ## Physics

The maximum force a grocery sack can withstand and not rip is 250 N. Calculate the greatest acceleration 20 kg of groceries can be lifted from the floor to the table such that the sack does not break.

33. ## algebra

Kevin invested his savings in two investment funds. The amount he invested in Fund A was \$3000 less than the amount he invested in Fund B. Fund A returned a 8% profit and Fund B returned a 5% profit. How much did he invest in Fund A, if the total profit

34. ## Chemeistry

when 4.50 g of fe2o3 is reduced with excess h2 in a furnace, 2.6 g of iron metal is recovered. What is the percent yield when molar mass of Fe2O3 is 159.7

35. ## cal

Water, at the rate 10 ft^3/min, is pouring into a leaky cistern whose shape is a cone 16' deep and 8' in diameter at the top. At the time the water is 12' deep, the water level is observed to be rising 4''/min. How fast is the water leaking away? Can

Which of these is a feature of early American and colonial literature? a. the literature primarily focuses on religious themes b. the voices of women and minorities are absent (my answer) c. the literature was nonexistent before the printing press d. the

37. ## Physics

A ball is thrown straight upward and returns to the thrower's hand after 3.40 s in the air. A second ball is thrown at an angle of 29.0° with the horizontal. At what speed must the second ball be thrown so that it reaches the same height as the one thrown

\$3,000,000,000,000,000 how much is this in words?

39. ## chemistry

A student suspected that an unknown was undergoing a chemical change at its melting point. Suggest a simple method for testing this hypothesis.

40. ## PreCal

Angel of Elevation: You are skiing down a mountain with a vertical height of 1500 feet. The distance from the top of the mountain to the base is 3000 feet. What is the angle of elevation from the base to the top of the mountain? Traveling at 25 miles per

41. ## Social Studies

1) In which of the following ways are Japan and South Korea similar? A) they both are peninsulas B) they both are made up of islands C) they both have dry summers D) they both have few mineral resources

1) Which of the following is not a function of the human nervous system? A. regulating heartbeat B. listening to music C. moving oxygen from air into the blood D. signaling the diaphragm to contract 2) An external event stimulates a sensory nerve, which

43. ## physics

A 950-kg race car can drive around an unbanked turn at a maximum speed of 46 m/s without slipping. The turn has a radius of 120 m. Air flowing over the car's wing exerts a downward-pointing force (called the downforce) of 12000 N on the car. (a) What is

What are some of the benefits and pitfalls of the ethnic, language, and religious diversity in Africa? ***(It's an essay question)*** Thank you! (=

45. ## social studies

Compare and contrast how the United States and Canada achieved independence. Why do you think the United States has 10 times more people than Canada? Explain one way that ethnic groups in the U.S. and Canada are similar and one way that they are different.

46. ## physics

A satellite circles the earth in an orbit whose radius is 2.01 times the earth's radius. The earth's mass is 5.98 x 1024 kg, and its radius is 6.38 x 106 m. What is the period of the satellite?

47. ## Math

Find the area for a triangle: base 14 cm, height 5.5 cm. 19.5 cm² 77 cm² 38.5 cm² 770 cm²

48. ## CHEM

If 335g water at 65.5 degC loses 9750 J of heat, what is the final temperature of the water?

49. ## english

What is the main effect of the scene with the lightning strike on the reader? 1. It suggests the narrator has little understanding of the world. 2. It suggests the power of nature is beyond the control of the narrator 3. It suggests the shifting nature of

50. ## Math I REALLY NEED HELP!!!!!!!!!

A figure is dilated by a scale factor of 4. If the origin is the center of dilation, what are the coordinated in the original figure of a vertex located at (8,8) in the enlarged figure? A/(2,2) B/(4,4)

51. ## Calculus

Optimization: A man on an island 16 miles north of a straight shoreline must reach a point 30 miles east of the closet point on the shore to the island. If he can row at a speed of 3 mph and jog at a speed of 5 mph, where should he land on the shore in

52. ## math ( Discrete Functions)

lottery offers two options for the prize. (7) Option A: \$1000 a week for life. Option B: \$600 000 in one lump sum. If you choose Option B, you have the opportunity to place the winnings into an investment that also makes regular payments, at a rate of

53. ## english

I feel exquisite pleasure in dwelling on the recollections of childhood, before misfortune had tainted my mind and changed its bright visions of extensive usefulness into gloomy and narrow reflections upon self. 1. Which words from this text help develop

54. ## Econ

Suppose that the government decides to charge cola consumers an excise tax. Before the tax, 12 million cases of cola are sold every month at a price of \$3.50 per case. After the tax, 6 million cases of cola are sold every month; consumers pay \$4.00 per

55. ## math

Let L1 be the line passing through the points Q1=(−1, 5, 3) and Q2=(1, 6, 1) and let L2 be the line passing through the point P1=(3, 10, 2) with direction vector →d=[4, 4, −2]T. Determine whether L1 and L2 intersect. If so, find the point of

Which of the following systems is not directly involved in the body's regulation of water. a. digestive b. muscular c. urinary d. integumentary

57. ## Analogy

Analogy: broom is to sweep AS brush is to _____________ 5 letter word that starts with either scr, spr, str, or thr. I've been trying to figure this out but I can't. I need help.

58. ## History

1.) which was a part of the populist party's platform? A.) tax breaks for farmers B.) civil rights for all Americans C.) higher tariffs on foreign goods** D.) increased industrial development 2.) Whom did Rebecca Latimer Felton replace when she was

59. ## Periodic Function (Trigonometric Fuctions)

A lighthouse beacon rotates through 360 degrees every 12 seconds, it is located 100 m off the shore of an island with a coastline of steep cliffs running north and south. As the light beam sweeps clockwise, starting from the north (direction of 0 degrees),

60. ## Geometry help

m angle 2 =34 degrees find m angle 1 Would appreciate the help on this one This is for long x that has 1 and 3 labeled top and bottom left side is labeled 4 right side is 2 That's what it looks like best I know how to describe it

61. ## Economics

Among monopoly, oligopoly, Monopolistic competition, and perfect competition, how would you classify the markets for each of the following drinks? a. tap water b. bottled water c. cola d. beer I think it would be... a. Monopoly b. Oliopoly c. monopolistic

62. ## Math (trigonometry)

A surveyor wishes to find the height of a mountain. He selects points A and B on level ground along the same line of sight to the mountain. He measures the distance AB to be 1503 m and the angles of elevation of the top of the mountain from the points to

63. ## Social Studies

Why was it important that Israel was recognized by the United States and other nations? A) it meant the other nations would supply Israel with economic aid B) It meant the other nations agreed to trade with Israel C) it meant the other nations would treat

64. ## Chemistry

Why does changing the volume of the reaction vessel have no effect on this equilibrium? CO(g) + Fe3O4(s) CO2(g) + 3FeO(s)

65. ## Physics

There is a rod that is 50cm long and has a radius of 1cm that carries a charge of 2uC distributed uniformly over its length. What would be the value of the magnitude of the electric field. (a) 4.0 mm from the rod surface, not either end So far I have

66. ## history

in lincolns second inaugural adress he says with malice toward none with charity for all what does this quote reveal about lincolns attitude toward the south a. forgiveness b. hatred c. indifference d. envy

67. ## chemistry

a chemist reacts 8.85g or iron with an excess oh hydrogen chloride to form hydrogen gas and iron(II)chloride.calculate the theoretical yield and the percentage yield of hydrogen if 0.27g H2 are collected

68. ## physics

A stereo speaker emits sound waves with a power output of 100W. (a) find the intensity 10.0m from the source. B) find the intensity level in decibels, at this distance. C) at what distance would you experience the sound at the threshold of pain,120dB?

69. ## english

What is the main effect of describing key events in the narrative as "accidents" or as happening by chance? They suggest the events are not entirely negative in their effects on the narrator. They suggest the events cannot be retold objectively by the

70. ## science

Why are liners laid down at the bottom of a landfill before waste in the landfill?

71. ## Algebra 2

I need steps on how to complete this please i am so confused and lost. :( Consider the infinite geometric series x e n=1 -4(1/3) n-1. In this image, the lower limit of the summation notation is "n=1". a. Write the first four terms of the series. b. Does

72. ## Math

Which of the following rectangles is similar to a rectangle that measures 12 units by 16 units? A/18x24 B/9x14 C/6x10 D/16x20

73. ## physics

Three identical blocks connected by ideal strings are being pulled along a horizontal frictionless surface by a horizontal force . (Figure 1) The magnitude of the tension in the string between blocks B and C is = 3.00 . Assume that each block has mass =

74. ## physics

The coefficient of static friction between the 3.0 kg crate and the 31° incline shown below is 0.300. What is the magnitude of the minimum force, F, that must be applied to the crate perpendicularly to the incline to prevent the crate from sliding down

75. ## statistics

a recent poll of 700 peole who work indoors found that 278 of the smoke. If the researchers want to be 98% confident of thier results to within 3.5% how large a sample is necessary? how do i work this problem?

76. ## studying

wut should i study for a social studies unit test in the 8th grade????

At rest, a car’s horn sound at the note A(440Hz) The horn is sounded while the car is moving down the street. A bicyclist moving the same direction with one third the car’s speed hears a frequency of 415 Hz. What is the speed of the car? Is the cyclist

78. ## Math

Use the binomial probability to solve. Basketball Suppose you make 90% of your free throws and you attempt 3 free throws. Use the Binomial Theorem to calculate each probability. a. You do not make any of them. - I have this one b. You only make 1 of them.

79. ## Algebra

Jonas purchased a new car for \$25,000. Each year the value of the car depreciates by 20% of its value the previous year. In how many years will the car be worth \$5000?

80. ## Physics

There is a proton that is at the origin and an ion at x1=6 nm. If the electric field is zero at x2= -3 , what is the charge on the ion? All I ahve for this is 2q/d^3=-e/x1^3 q=9*10^9 d=9 e=1.602*10^-19 x1=6 I get -2.7. They want an integer so i put up -3.

81. ## physics

A man yell's in a long canyon and waits for the echo to come back to him. It takes 3.0 seconds for him to hear the echo of his yell. The sound has to travel down the canyon and back to reach his ears, and sound travels at 343 m/s. How long is the canyon?

82. ## ENGLISH

PLEASE HELP !! Identify the pronoun in the sentence below. Also identify the class and noun function of the pronoun using the abbreviations from the chart. For intensive pronouns, put NONE for noun function. 1.Robert was successful because his planning

The Hershey-Chase experiment proved that DNA was the hereditary material because. a) radioactive phosphorus in viral proteins was shown not to enter bacterial cells b) radioactive phosphorus in viral DNA was shown to enter bacterial cells **** (my choice)

84. ## Physics

There is a rod that is 50cm long and has a radius of 1cm that carries a charge of 2uC distributed uniformly over its length. What would be the value of the magnitude of the electric field. (a) 4.0 mm from the rod surface, not either end So far I got

85. ## math

A lottery offers two options for the prize. (7) Option A: \$1000 a week for life. Option B: \$600 000 in one lump sum. If you choose Option B, you have the opportunity to place the winnings into an investment that also makes regular payments, at a rate of

86. ## maths literacy geog business studies bio English a

What can I study after school with the following subjects maths literacy business studies bio English lo Afrikaans geog

87. ## Us history

Examine the unalienable rights of individuals as started in the declaration. Do you think these rights are upheld today? Gives examples and support your answer.

88. ## PreCal

Projectile Motion: An object is propelled upward at an angle theta, 45 degree < theta

89. ## Physics

Water (density = 1.0 × 103 kg/m3) flows through a horizontal tapered pipe. At the wide end its speed is 4.0m/s and at the narrow end it is 5.0 m/s. The difference is pressure between the two ends is:

90. ## Maths

Find the area of the region bounded above by y=2cosx and above by y=secx,-π/4≤x≤π/4

91. ## Algebra

Jonas purchased a new car for \$25,000. Each year the value of the car depreciates by 20% of its value the previous year. In how many years will the car be worth \$5000?

Which of these nations has the highest population density? A) China B) Indonesia C) Mongolia D) Japan Is the answer japan or china, I'm not sure, can someone please help? Thanks! (=

93. ## Pre-Algebra

Can U Just Check My Answer Please! Thank You Guys :D Complete the sentence below. Scatter plots are used to look for a pattern of association, or trend, between ____________ A) one set of values. B) two sets of values. C) three sets of values. D) four sets

94. ## chem101

which of the following compounds have polar bonds and a net dipole moment? a) H3COH b) H3CCOCH3 ALSO PLEASE CHECK THIS, RANK THE FOLLOWING FROM MOST TO LEAST ACIDIC COMPOUND: A)H2SO4>H3CCO2H>H20 B)H3CCH2NH2>H3CCH2OH>H3CCO2H

95. ## Calculus

Find the Rates of convergence of the following functions as h->0 lim h->0 sin h - hcosh ------------- = 0 h Find the Rates of convergence of the following functions as n->inf lim (Sin (1/n))^2=0 n-> inf

96. ## Maths

A.Find the area of the region bounded above by y=2cosx and above by y=secx,-π/4≤x≤π/4. B.Find the volume of the sold generated by revolving the region in (A) above about the x-axis

97. ## english

Read Article IX of the United States Bill of Rights: The enumeration in the Constitution, of certain rights, shall not be construed to deny or disparage others retained by the people. What is the main effect of setting the phrase of certain rights off with

98. ## Social Studies

One advantage of a market economy is its ability to A)limit consumer choices B)control the price of labor C)sell goods at a high price D)adjust to change over time*** I'm not sure exactly what the answer is, but is that right?

99. ## Math

If the length of the hour and the minute hands of a clock are 4 cm and 6 cm, respectively, what is the distance in cm between the tips of the hands at two o'clock?