# Questions Asked onJanuary 9, 2018

1. ## Social Studies

1. What negative impact did gold and silver mining have in the west? I think it would be Ghost towns were left behind after the mines stopped producing. Is this right?

2. ## phys science

1. speed is the ratio of the distance an object moves to a. the amount of time needed to travel the distance** b. the direction the object moves c. the displacement of an object d. the motion of the object 2. a car traveled 60 km in 2 hours, 84 km in the

3. ## Math

Calculate S(17) for the geometric series 256 - 128 + 64 - 32 + ... using the finite geometric sum formula. Round your answer to three decimal places. 170.668 0.004 511.996 168,151.254 Find a(5) for the geometric sequence in which S(6) = 63 and the common

4. ## chemistry

What volume of oxygen measured at s.t.p will be produced on heating 24.5g of potassium trioxochlorate (v)?

5. ## physics

A ballistic pendulum consists of a 1.25-kg block of wood that is hanging from the ceiling in such a way that when a bullet enters it, the block’s change in height can be recorded as it swings. A bullet having a mass of 6.25-grams and unknown velocity

6. ## math

The graph below displays the wrist circumferences and heights of six students in Alyssaâ€™s classroom. mc019-1.jpg Is the height of these students a function of their wrist circumference? Yes because as wrist circumference increases height also

7. ## physics

A rocket engine uses fuel and oxidizer in a reaction that produces gas particles having a velocity of 1380 ms-1. The desired thrust is to be 195000 N. 1-What must be the fuel/oxidizer consumption rate (in kg s-1)? 2-f the initial weight of the rocket is

8. ## LA

what form of poetry are the poems shaped to look like their subjects? A) limerick B) haiku C) concrete D) narrative I think it is either B or C can someone please help me?

9. ## Math

Find a(7) in the geometric series in which S(5) = -61 and the common ratio is -3. -729 -574 2,680 2,188 Jamison just started a new job as a firefighter earning an annual salary for 38,500.00. his contract states that he will receive a 3% salary increase

10. ## physics

A train with a constant speed of 60km/h goes east for 40 minutes. Then it goes 45◦ north-east for 20 minutes. And finally it goes west for 50 minutes. What is the average velocity of the train?

11. ## physics

A 6.25gram bullet traveling at 365ms-1 strikes and enters a 4.50kg crate.The crate slides 0.15m along a wood floor until it comes to a rest. 4. What is the coefficient of dynamic friction between crate and the floor? 5. What is the average force applied by

12. ## Social studies

The spreading information to convince others or an idea

13. ## Math

Kevin moved from a city to a small town. The population of the city was 6 x 10^5, which is about 15 times a great as the small town. Write an expression in scientific notation that represents the population of the small town. I got 4 x 10^4? Please explain

14. ## math

write the ratio as a percent: in a seventh grade class, 19/25 students voted of having a class picnic

15. ## Science

The distance in degrees east or west of the prime meridian is called? A. Latitude **** B. Axis C. Equator **** D. Longitude

asked by Help me plz I'm one day behind
16. ## math

What is the difference between 6z and z6

17. ## American Government

Why was it a problem that Congress did not have the power to tax under the Articles of Confederation? a. Congress wanted to provide more services, but it could not afford to without taxes. b. Congress could not regulate trade between the states. c.

18. ## math

if 7 times a certain number is subtracted from 630,the remainder is thrice the number. find the number

19. ## Physics

A body ascends a slope with a speed of 10ms^-1. If 105 J of energy of the body is lost due to friction , the height to which the body will rise is (take g =10ms^-2)?

20. ## Calculus

I found part B, but stuck on part A. Use implicit differentiation to find the points where the parabola defined by x^2-2xy+y^2+4x-8y+24= 0 has horizontal and vertical tangent lines. A) The parabola has horizontal tangent lines at the point(s): B)The

21. ## math

In this subtraction, the boxes contain the digits 3, 4, 6, and 9 in some order and the circles contain the digits 4, 5, 8, and 9 in some order. What four-digit number is represented

22. ## physics - I don't know what's wrong

A spring with a force constant of 111 Nm is attached to the ceiling. When an unknown mass is attached it pulls the spring down 0.340m to its equilibrium position. The mass is then pulled 9cm below its equilibrium position and oscillates back and forth.

23. ## math

Am I correct? Write the decimal as a percent: 0.01 A.10% B.1%**** c.0.1% d.0.01%

24. ## math

If a 5 by 7 picture is enlarged by 150%, what is the new area?

25. ## English

Indentify the choice that best describes the scentences. When I arrived at the office, I found that the principle was out; apparently, he had contracted the same sickness as half the school. A- simple B- compound C- complex D- compound complex* I'm pretty

26. ## math

If a 5 by 7 picture is enlarged by 150%, what is the new area?

27. ## Grammar

On the way to visit my Aunt in California, we crossed the Golden Gste Bridge. Would you the a in Aunt be capitalized? Why or why not?

28. ## Science

How many grams of potassium chloride should be added to 1.5kg of water to lower it's freezing point to -7.5°c kf for water =1.86°ckg mol-1

29. ## Physics

A 905 kg test car travels around a 3.34 km circular track. If the magnitude of the force that maintains the car’s circular motion is 2134 N, what is the car’s tangential speed? Answer in units of m/s.

30. ## Maths

The height of a particular tree is increasing at the rate of 10 cm per month. What would be the height of the tree after 5 years, if its present height is 10 m

31. ## Math

This problem is going to reveal the first name of the offender. Simplify the expression: (6^4⋅6^9/6^3)3 If the simplified expression is 6^16 , the first name of the culprit is Mandy. If the simplified expression is 6^18 , the first name of the culprit is

32. ## math

how much simple interest would you earn for 5 years at 7% with a beginning principal of 8,000.000?

33. ## physics

a ray of light strikes a rough surface such that the angle of incidence is 40.0. what is the angle of reflection 1. 0 degrees 2. 20.0 degrees 3. 40.0 degrees 4. the angle of reflection cannot be determined. I am confused between 3 and 4 but I think the

2. if m

35. ## math

The temperature on Saturday was -4 degrees Fahrenhit.The temperature on sunday was 9 degrees warmer than the temperature on Saturday.Was the temperature in degrees Fahrenhit positive or negative explain,

36. ## Math

What is the perimeter of a 30 60 90 triangle whose shorter leg is 5 inches long?

The area of the original is 4x that of the reduced photo.The area of the reduced photo is 1/4 that of the original. She sent a 4 cm-by-6 cm photo to each team member.If the photo were enlarged to 150% of its original size, what would be it's new

38. ## math

A ship moved from point B 12km away on a bearing of N035E.it then moved westward to another point c20km which is on the bearing of N052w.calculate the distance /bc/

39. ## US History

What is one cause of labor discontent during the Gilded Age? What is one effect ?

40. ## History

Briefly describe the role of Texas' location in its involvement in the Civil War. Then, describe how that in involvement may have differed if Texas had been located farther east.

41. ## MC science history

Which of the following is not considered part of the "golden age" of microbiology? A.First artificial vaccine is developed B.Gram stain is devised C, Viruses are defined D.all of the above Who determined Archaea are the third domain of life? A.Carl Woese

42. ## Science

Bacteria, such as E coli are simple, single-celled (unicellular) organisms. Elodea, also known as water weed, is a plant that is commonly used in aquariums. Which of the following is a main difference in cell structure between an E coli and an Elodea cell?

43. ## Capacitor

I have a question regarding a pair of conducting plates. My question states: "if this device operates as a capacitor, how is it able to store electrostatic potential energy?" is the answer: The charge separation between the plates causes an internal

44. ## math

there are 18 girls and 40 boys in the liblary.if 5/9 of the girls and 3/8 of the boys are reading.how many children are reading.?

45. ## Chemistry

Outline a suitable procedure for separating a mixture of sulphur and sand.

46. ## math

what is the absolute value of -25

47. ## Algebra

If the volume of a cube is 343x^12, what is its side length. I’m trying to find out how to set the formula up, not for answers. Thank you!

48. ## science

How many grams of CO are needed with an excess of Fe2O3 to produce 35.0 g Fe? I just don't get how to set up so I could do the work

50. ## Science

what steps could be taken to control emissions levels?

51. ## Math PLZ HELP

when you have a final answer that is 5-4√5/10 can you reduce it? If so can you also reduce the -4?

if m

53. ## Physics

Which of the following factors does not affect the work done against gravity when a person climbs a staircase? A. the person's speed B. the height of the staircase C. the person's mass D. acceleration due to gravity I think the answer is A.

54. ## math

5 pies shared equally among 8 neighbors how much each neighbor get

55. ## Math

I received an D+ for a final grade what did I get on the final

56. ## help!

I have an assignment for tomorrow and I am completely confused. What are the techniques needed for an essay?

57. ## math

3/4 divided by 2/5 So I think then I turn it into. 3/4 x 5/2 then I'm a bit confused after this. Find the common denominators? (Which would be 8) In my lesson it says for 3 and 2 find their common factor. And it's 1. But that won't change anything. Could

59. ## Financial analysis

I have 2 question. If current assets increased, then current liabilities also increase or decrease? And if current liabilities decreased, then current assets also increase or decrease?

60. ## English

1. He chose not to be angry but happy with his life. 2. He chose not to be angry but to be happy with his life. [Can we use both? Which one is common?] 3. As he started to give motivational speeches, many people got hope through his story. 4. Because he

61. ## Science

Girls will like that boys will use that parents will hate that -m-a-i-

62. ## maths

If 6men can do a piece of work in 20 days and one man can do a work of 2 boys.Find how many days can 10 men and 5 boys do the same work ?

63. ## Me sue plz help math

Quadrilateral PQRS is drawn with the following information labeled: · Side PQ is 8 feet. · Side QR is 13 feet. · Side RS is 8 feet. · Side SP is 13 feet. · Angle Q is 120 degrees. Quadrilateral TUVW is drawn with the following information labeled: ·

64. ## Math

1. Lois is making applesauce. Each batch she makes yields 3.25 quarts of applesauce. Lois already has 1.5 quarts. She would like to have a total of 14.5 quarts before she is finished for the day. How many batches of applesauce does Lois need to make? First

Which of the following is not considered part of the "golden age" of microbiology? A.First artificial vaccine is developed B.Gram stain is devised C, Viruses are defined D.all of the above Please do not guess I chose C but i think it was wrong

66. ## MATh

Dose the expression d-12 have a greater value when d=42 or when d = 46? Explain ‘,without computing

67. ## Logarithms

Log(base(x))x^(m-1) +1=m I don't know how I'm supposed to prove this

68. ## Math

At Six Flags, 360 visitors rode roller coasters in 3 hours. At the rate, how many visitors will ride roller coasters in 7 hours? A) 840 B) 120 C) 369 D) 2520

69. ## Math

Mr. VanNevel makes rectangular glass aquariums with glass tops. The aquariums measure 12 in by 6 in by 8 in. a.) draw a net and find the total surface area I know there are no photos allowed on the website but if you can try to explain this it would be

70. ## English

When I was thirteen, I read a story of a man like me. -------------------------------- Does 'man' mean, #1 or #2 in the sentence? 1. an adult human male 2. a human being of either sex; a person.

71. ## Algebra

I'm having trouble with these problems, I'm not asking for just the answers, I need to know how to solve them, its a practice for my upcoming final, So I need to know how to do them. Name the property of real numbers illustrated. (2√7)*√3=2(√7*√3)

72. ## Math

What is the perimeter of a 30 60 90 triangle whose shorter leg is 5 inches long?

73. ## Math

when you have a final answer that is 5-4√5/10 can you reduce it? If so can you also reduce the -4?

74. ## English

1. I know that I should look 'at' the good side of my life. 2. I know that I should look 'on' the good side of my life. [Which preposition should we use? Are both okay?] 3. Try to look on the bright side. 4. Try to look at the bright side. [#3 is a common

75. ## math

How to use log tables?

76. ## physics

A truck takes 80 seconds to travel the first 80m and another 10 seconds to travel a further 70m. What is the average speed?

77. ## Logarithms

I tried to do these questions but I can't figure it out. 1)4^x+6(4^-x)=5 Textbook Answer=0.79,0.5 2)8(5^2x)+8(5^x)=6 Textbook Answer=-0.43

78. ## English

There you are at last! 1. We'd given you up. 2. We'd given up on you. -------------------------------------- In this context, does #1 mean #2? can we use both?

79. ## Precalculus

How many radians are in a straight angle?

34÷ 45=_

82. ## Math

11. Solve for x: 12:x=8:6 I don't understand what I need to do. Help.

83. ## Math

Ein Bauplatz ist 45m lang und 32 m breit. Zur Absicherung wird eine Schnur zweimal herumgespannt. Wie viel m Schnur werden dazu gebraucht.?