# Questions Asked onFebruary 15, 2017

1. ## Social studies

Which of the following are true about railroad expansion in the late 19th century? Choose all that apply A) it led to new managerial forms and techniques*** B)It accelerated the growth of new territories C) It was financed by the government*** D) It grew

2. ## Science

Heat and pressure deep beneath the Earths surface can change any rock into A) chemical rock B) gemstone C) metamorphic rock D) sedimentary rock

3. ## Life Orientation

Recomment two ways in which a person should approach conflict to ensure conflict solution

4. ## Social Studies

How would the simultaneous admission of Missouri and Maine help to maintain peace in the United States? A. It identified the rights of Slave and Free states B.it allowed congress to prohibit Slavery C.it denied congress the power to regulate slavery D.it

Describe the vertical asymptote and hole for the graph of (x^2+x-6)/(x^2-9). a. asymptote: x=2; hole: x=-3 b. asymptote: x=3; hole: x=2 c. asymptote: x=-3; hole: x=3 d. asymptote: x=3; hole: x=-3 I know that it has to either be b or d because the asymptote

6. ## Math

Which equation can be used to find the measure of an angle that is supplementary to POS

Ms. Sue, Reed or anyone else, please check my answers! 1) How did Muslim turks influence turkey's development? Almost 100% of Turkey's population is Muslims. This means Turkey is following Islamic traditions, for example, Muslims pray 5 times a day and

8. ## Math

Yolanda buys two types of flowering plants. She buys 36 geraniums and 63 marigolds she wants to plant an eeach row will contain only one type of flowering each row will contain only one type of flowering plant Yolanda uses all the plants she bought in her

9. ## precalculus

Let $R$ be the set of primitive $42^{\text{nd}}$ roots of unity, and let $S$ be the set of primitive $70^{\text{th}}$ roots of unity. How many elements do $R$ and $S$ have in common?

10. ## Physics - Potential Difference

An electron moving in the + x-direction has an initial speed of 3.7*10^6 m/s at the origin. Its speed is reduced to 1.4*10^5 m/s at x = 2cm. Calculate the potential difference between the origin and that point. Which point is at the higher potential? My

12. ## Math

Alex then paints the face of the clock with white paint. It has a diameter of 14 inches. What is the area of the clock face? Next, Alex glued a band of metal around the circumference of the clock. What is the length of the metal band?

13. ## science

Compare lunar and solar eclipses and answer the following questions: How does a solar eclipse happen? How does a lunar eclipse happen? Which one occurs more often?

14. ## Chemistry

Is the following a properly written thermochemical equation? 2C8H18 + 25O2 → 16CO2 + 18H2O, ΔH = –5,471 kJ/mol No, the equation does not list the enthalpy of reaction. Yes, the equation is correct. No, the equation does not list the states of each

15. ## science

what happens to air temperature as altitude increases?

16. ## math

Traveling from City 1 to City 2, a pilot planned a southeast course along the path labeled d. Instead, a storm forced the pilot to travel 16 miles south, then 12 miles east to reach City 2. How many extra miles was the pilot forced to fly? ~ I got D and D

17. ## Math

The shipping clerk packs a cube with side lengths of 8 inches into a box with side lengths of 10 inches. What is the volume of the space left in the larger box for packing materials?

18. ## Math

Write the solution of the inequality in set-builder notation: 5r+8

19. ## Social studies

“Immigrants who arrive in American cities are poor and frightened. They are helped to find jobs and housing. These newcomers should show their gratitude at voting time.” Who most likely would have said this? Political boss Factory owner Labor union

20. ## science

What the lines making a circle around the high-pressure area indicate. please sombody help

21. ## Social Studies

Why did ancient Sumer most likely develop in Mesopotamia? A. The land is situated on a crossroads of trade. B. Highlands shelter the land from outside invasion. ***** C. The Tigris and Euphrates rivers provided fertile land for farming. D. Humans first

22. ## science

if there is a low pressure area developing over warm water, what type of storm is most likely to form?

23. ## Chemistry

In the following chemical reaction between H2 and Cl2 to produce HCl, what is the mass of HCl produced with 0.35g of H2 completely reacts with 12.42g of Cl2?

24. ## Physics

Please help me! 1) Karen shouts across a canyon and hears an echo 5.7 s later. How wide is the canyon? The speed of sound is 343 m/s. Answer in units of m. 2) The distance between two consecutive nodes of a standing wave is 16.8 cm. The hand generating the

25. ## Math

Alex mounts the clock on a wood base with the shape shown at the right what is the area of the wood base the composite figure is a square with a semicircle on top it the square is 18 inches in length and 20 inches in height

26. ## math

Let f of x equals 4 for x less than or equal to 3 and equals the quantity 7 minus x for x greater than 3. Use geometric formulas to evaluate the integral from x equals 1 to x equals 7 of f of x, dx. I got 16 but i dont think it is right.

27. ## Social studies

Which of the following is an example of acculturation? speaking a blend of English and another language living in a neighborhood with others from the same country replacing cultural traditions with new ones*** preferring to speak your own language over

28. ## chemistry

magnesium react with hydrochloric acid,what is the volume of hydrogen produced at r.t.p when 0.12g of magnesium ribbon react?

29. ## English

6. The _______ of an introduction to an essay establishes how you feel about your topic and the relationship with your readers. A. topic B. tone C. point of view IS NOT COORECT D. focus

69. ## English (put commas )

The chairman’s past work I believe is quite noteworthy. Parents were once legally required to bestow the father’s surname on their children but these laws have been contested in court and found invalid. We tried to help them with their homework and

70. ## math

suppose you borrow RM 14,000 at a rate of 10.0 % and must repay it in 5 equal installment at the end of each of the next 5 years.How much interest would you have to pay in the first year?

76. ## Math

Graphic designer has offered client 3 options. Poster 1 16x20 inches. Poster 2 1/2 the side of option 1. Option 3 poster that is 5/4 the size of Option 1. The photo on Option 1 is 4x5inches what size would that photo be on Option 2 and Option 3?

77. ## Physics

A cyclist and his bicycle have a combined mass of 55kg. Total area of the tyres in contact with the road is 2.2 in contact with pressure exerted by the two on the ground.

78. ## Effective Learning Environment

Which of the following is an accurate statement about improving air quality? A. Burning candles can help to mask odors and to clean the air. B. Humidity should be below 40% to reduce mold and increase children's natural mucus. C. It's important to

79. ## SS

Which event contributed most significantly to the settlement of Muslim peoples in Israel? 1) Exodus 2) Diaspora 3) Holocaust 4) World War 2 I think 2 but not sure

86. ## Math

The mass of the boulder is 48,567 kilograms.what is the mass of the boulder in metric tons?

87. ## Math

Divide the sum of -1/12 and -4/9 by difference?

88. ## Physics

A cyclist and his bicycle have a combined mass of 55kg. Total area of the tyres in contact with the road is 2.2 times (10 minus power of 3) in contact with pressure exerted by the two on the ground.

89. ## Physics-Energy

Loop Track Location 1 Location 2 Location 3 PE (J) 0.16 0.12 0.04 KE (J) 0.03 0.06 0.09 TME (J) 0.19 0.18 0.13 h (m) 0.4 0.3 0.1 v (m/s) 1.2 1.7 2.1 Roller Track Location 1 Location 2 Location 3 PE (J) 0.12 0.08 0.04 KE (J) 0.03 0.06 0.07 TME (J) 0.15 0.14

90. ## Calculus Question! ASAP!

Hello! I have this problem: x(dx)/sqrt(9-x^2) I was wondering why I can't use trig substitution and substitute sqrt(9-x^2) for sqrt(1-sec^2) and having: integral x = 3sin(theta) dx = 3cos(theta)d(theata) integral 3sin(theta)(3cos(theta))/3cos(theta) having

91. ## Science

A truck of mass 2000kg moving on a highway experiences an average frictional force of 800N. If it's speed increases from 25m/s to 35m/s over a distance of 500m what is the force generated by the truck .

92. ## S

An automobile travelling at 80km/hrs has tyres of radius 80cm. On applying brakes the car is brought to a stop in 30 complete turns of the tyres. What is the magnitude of the angular acceleration of the wheels? How far does the car move while the brakes

93. ## Physics

A Simple Astronomical Telescope In Normal Adjustment Has An Objective Of Focal Length 100cm And An Eye Piece Of Focal Length 5cm What Is The Angular Magnification (a) 20 (b) 25 (c) 1/20 (d) 1/25

94. ## Math HELP

1. which of the following side lengths will not make a right triangle A. 12, 16, 20 B. 5, 12, 13 C. 6, 17, 20 D. 3.5, 12, 12.5

Determine the following (convert to a mixed number where relevant). a) 20 + 10 × (-½) ÷ 5 b) 16 ÷ (3 + 5) × -1 + 2³ c) ½ + ⅓ + ⅜ d) 3⅝ + 4 × -2 e) -1 × -1 ÷ -2 + 3 + 2°

96. ## Physics

Physics instructor grew up with a 3 second rule for lightning bolts to allow estimation of the distance of thunderstorms. Why is that? Explain the difference between the “3 second rule” and the “5 second rule”.

97. ## maths

in a class the ratio of boys to girls is 3;4 there are 12boys in the class what fraction of the class are boys and how many girls are there

98. ## Maths

There are 150 mangoes in basket p and basket q. 1/4 of the mangoes in basket p were yellow and the rest were green. 3/5 of the mangoes in basket q were yellow and the rest green. The number of green mangoes in both baskets were equal. How many yellow

99. ## physics (simple question)

How does increasing the degree of a ramp change the an object's motion. the object is at the bottom and isn't going to go off the ramp. The object has an initial velocity.

100. ## biology

what kind of bond holds the hydrogen to the oxygen in one water molecule??

101. ## Social studies

Why the scientific method is better than Aristotelian science and divine Biblical knowledge..? about Galileo on Trial

136. ## language

define conclusion i need help

137. ## Physics

A Simple Astronomical Telescope In Normal Adjustment Has An Objective Of Focal Length 100cm And An Eye Piece Of Focal Length 5cm What Is The Angular Magnification

138. ## language

can u tell me al the similarities and the differences of oak trees and maple trees and im not cheating at all i JUST REALLY NEED THIS!

139. ## math

log(u^2÷v) ^3

146. ## too-hard probability sir damon/reiny/steve help

A bag contain 10. identical balls of which 4 are black and 6white a random sample of size 4 is drawn without replacement what is the conditional probability that the sample contain exactly two black given that it contain at least 1 white ball.. Please show

147. ## English

The worst was yet to come.Still shedding tears, I climbed back into the hearse, to return home.To return to a home which would never be the same again... Help:punctuation&Grammar? Is it good?