# Questions Asked onJune 9, 2019

1. ## Mathemathics (teaser)_help

A Professor in havard University, Sent His Phone Number In A Disorderly Manner To His Brilliant Students. The Disordered Phone Number Was 64001128454. To Know His Real Phone Number, He Gave The Students The Following Conditions; 1. Eight (8) Must Comes In

2. ## health education

what are the branches of health education?

3. ## English

Use lines 1-8 of the King Arthur’s Knights excerpt to decide what type of constructed response the following question requires. What was the real reason King Mark wanted to make La Belle his bride? Open Excerpt Now King Mark said all this by reason of

4. ## English

Use lines 15-20 of the King Arthur’s Knights excerpt to decide what type of constructed response the following question requires. Being that Sir Tristram was unfamiliar with the new lands, what additional information could the messenger have given him to

5. ## American History

What social programs were promoted under President Kennedy’s “New Frontier?” (Select all that apply) urban renewal Medicaid Head Start Peace Corps A and D?

6. ## math

Suppose a and b are the roots of the quadratic equation x^2 +3x +5=0. What is the monic quadratic equation with roots a + 1/a and b +1/b?

7. ## chemistry

Suppose that the microwave radiation has a wavelength of 12 cm . How many photons are required to heat 295 mL of coffee from 25.0 ∘C to 62.0 ∘C? Assume that the coffee has the same density, 0.997 g/mL , and specific heat capacity, 4.184 J/(g⋅K) , as

8. ## Physics

A uniform rectangular marble slab is 3.4m and 2.0m wide.it has a mass of 180kg.its originally lying on surface flat ground. How much work is needed to stand it on It's short end? pls with formula need

9. ## math

Sum the series 1*2+2*3+3*4+ ... +2019*2020

10. ## calculus

A freshly brewed cup of coffee has temperature 95°C in a 20°C room. When its temperature is 71°C, it is cooling at a rate of 1°C per minute. When does this occur?

11. ## American History

How did Brown v. Board of Education change American society? It ended segregation on federal highways throughout the United States. It established a precedence for promoting civil rights at the local level. It established the power of the Supreme Court

12. ## American History

What led to the popularity of rock n’ roll music in the 1950s? teenage consumerism improvement of the highway system increase in the status quo invention of the radio C?

13. ## physics

A water balloon with a mass of 1.20 kg is falling from a roof. If the average force of friction is 0.500 N, what is the acceleration on the balloon in m/s2? I am not sure how to get started

14. ## Physics

A croquet ball that is hit by a bat keeps rolling horizontally after it leaves the bat because of

15. ## Physics

A spring 20cm long is stretched to 25cm by a load of 50n, what will be its length when stretched by 100n , assuming that elastic limit is not exceeded?

16. ## Life science

Grade 11 learners want to investigate which enzyme is responsible for chemical digestion of starch into glucose in humans.They are provided with two different enzymes ( carbohydrase and protease),starch powder,warm water at about 37 degrees Celsius and

17. ## American History

How did the Southeast Asia Treaty Organization (SEATO) carry out the United States policy on containment? SEATO founded an organization seeking to educate Southeastern Asian countries on Communism. SEATO sought to provide regional security in Southeast

18. ## math

A number X is converted to base 7 and becomes a four-digit number. Its leftmost digit is removed and placed at the right of the remaining three digits, resulting in a new number in base 7 which is twice the value of X. Find the decimal representations of

19. ## math

A rectangular parallelepiped whose base is 12 by 20 is inscribed in a sphere of diameter 25. Find the volume of the part of the sphere outside of the parallelepiped. How would I do this, is the diagonal of the parallelepiped the diameter of the sphere? PLS

20. ## physics

An elevator has a mass of 1200.0 kg. It is rising at a steady acceleration DOWNWARD of -3.00 m/s2. What is the tension in the cable lifting the elevator? T=1200.0x9.8 +1200.0x-3600 =8160N right?

21. ## Physics

An object has a mass of 24.0 kg and is accelerated horizontally at 4.0 m/s2. What is the force required?

22. ## Physics

Three railroad cars are pulled by a train engine at a constant speed. How does the tension pulling the last single car compare to tension pulling all three of the cars. There is friction involved.

23. ## Physics

An elevator has a mass of 1200.0 kg. It is rising at a steady speed of 3.00 m/s. What is the tension in the cable lifting the elevator? so T=mg + ma m=1200.0kg g=9.8 m/s^2 a=?? I'm not sure how to get acceleration from what is given.

24. ## English

'In crisis is cleverness born.' Chinese proverb The statement implies that crisis and obstacles can benefit us by making us creative. Do you agree?

25. ## Personal Fitness

Mt school ends tmrw i rlly these answers Answer these questions with a short paragraph for each one. 1.What steps can you take to ensure a safe workout program? 2. What is DOMS? What causes it and how should it be treated? 3. Explain the treatment plan

26. ## Home economic

What are the importance of table laying?

27. ## PE and Health

state 4 facts and failites about female partiipation in sports

28. ## Physics

a 35n force acts on a body of mass 5kg for 2 seconds . calculate the change in momentum of the body?

29. ## English

Consider the vocabulary words prepare, pace, perspective, and purpose. Which sentence uses a vocabulary word correctly? A.Marta snoozed comfortably in the back of the buggy as it moved down the street at a leisurely pace. B.We had to prepare for the storm

30. ## Math

If Sarah divided her friends into 4 groups and each person still got the same time to talk, how long would it take to tell the stories?

31. ## math

a boat took 5 hours to travel 60 km up a river, against the current. the return trip took 3 hours. find the speed of the boat in still water and the speed of the current. if possible, show your steps

32. ## Physics

A man has a mass of 77.0 kg and is accelerating upward in an elevator at 2.50 m/s2 What is the normal force on his feet in newtons? 77.0kg x2.50m/s^2 + 77.0kg x 9.80m/s^2 = Answer: 947 N??

33. ## Personal Fitness

I RLLY NEED SOMEONES HELP SCHOOL END TMRW FOR ME Answer these questions with a short paragraph for each one. 1.What steps can you take to ensure a safe workout program? 2. What is DOMS? What causes it and how should it be treated? 3. Explain the treatment

34. ## mathematics

two boats a and b left a port at the same time on different routes. b travelled on a bearing of 150 and a travelled on north side of b. when a had travelled 8km and b had travelled 10km, the distance between the two boats was found to be 12km calculate the

35. ## physics

What is the mass of a car that weighs 11,220 N? (The units are kg. Do not include units in the answer and you may round to 3 significant figures. ) so w=mg 11220=m9.80 11220/9.80=m 1144=m to three sig figures =1140 kg right?

36. ## American History

What was the impact of the Second Great Migration? It created a safe way for people to migrate throughout the United States. It brought racism to national attention. It promoted the creation of the United States Census Bureau. It spread Mexican American

37. ## Shortest Distance - Math

A home in rural area located at A (22,-24) IS CONVERTING TO NATURAL GAS HEATING. They will be connecting the home to a main gas line with the end points G (-16,-30) and H (38,42) Each unit represents 1m. At what point should the builder connect to the main

38. ## Maths

What is the mechanical advantage of a machine that uses 600N to overcome a load of 1200N.

39. ## Maths

Evaluating [20] gives [17] a)1140 b)1141 c)1131 d)1130

40. ## Physics

in his attempt,a long jumper took off from the spring board with a speed of 8ms^-1 at 30° to the horizontal. He makes a second attempt with the same speed at 45° to the horizontal.Given that the expression for the horizontal range of the projectile is

41. ## Math

A lamppost is 20 feet tall and a man is standing 30 feet away casting a 10 foot shadow. How tall is the man?

42. ## Chemistry

Why does a thermometer need to be heated before placing it in solutions?

43. ## Math

I need to find the perimeter of a figure with two missing side lengths. The lengths I have are : 3x, 5x-2, 6x-5, 2x I need the two side lengths and the total perimeter. Please help I have googled and watched videos and I still don’t understand

44. ## Math

Joseph is 3/5 times as old as John. What is the ratio of John's age to Joseph's age? What are the steps in answering this question?

45. ## chemistry

Suppose that the microwave radiation has a wavelength of 12 cm . How many photons are required to heat 295 mL of coffee from 25.0 ∘C to 62.0 ∘C? Assume that the coffee has the same density, 0.997 g/mL , and specific heat capacity, 4.184 J/(g⋅K) , as

46. ## chemistry

35.8 of a mixture of potassium trioxochlorate (v) were heated to a constant mass. if the residual weighed 24.5 what was the percentage mass of the potassium chloride in the mixture (k=39 (l= 3,5,6=16)kcl is not decomposed on heating solve the calculation

47. ## Science

Orbital speed is calculated by Circumference / Period (the unit is AU/year). Circumference is 2πr. If the orbital radius of Mars is 1.52, and its period is 1.88 earth years, calculate the orbital speed of Mars in AU/year

48. ## Counseling

Hansen's 6 tasks are all focused on a holistic view of career development.

49. ## Maths

A uniform metre rule of mass 90g is pivoted at the 40cm mark.if the rule is in equilibrium with an unknown mass m placed at the 10cm mark and a 72 g at the 70cm mark,determine m.?

50. ## biology

draw a map of Nigeria showing the biotic community. we

51. ## economics

Identify and describe the various types of business ownership. Provide examples of each. Explain the advantages and disadvantages of each.

52. ## composition wri

write a composition for Nigeria

53. ## english

Can anyone help me think of an industry where the wants of the customer have changed and affected the organization, which ends up putting this value chain at risk or making it no longer? I just need to braistorm a few ideas, please help

54. ## physics

a force of 40n is applied at the end of a wire 4m long and it produces an extension of 0.24mm. if the diameter of the wire is 2.00mm. calculate the (A)stress (B)strain in the wire

55. ## Math

a girl walks from a point A to a point B,20Km Away From A In Northeast Direction And WalkS To a point C on the bearing of 125degree,she is 80km away from the starting point,find her bearing from the starting point

56. ## Maths

find the value of your the expression (y 2) :undefined y2-3y-10?

57. ## trig

Add or subtract as indicated. 2/x+3 - 5/x-3

58. ## Maths

if sine 0=3/5 find tan if 0?

59. ## Maths

if the bearing of N from M is 500 , what is the bearing of M to N?

60. ## Maths

factories 3p^2 -11p 6?