# Questions Asked onSeptember 6, 2013

1. ## math

Why is an idea like the pacific?

2. ## PHYSICS

An automobile battery has an emf of 12.6 V and an internal resistance of 0.0500 . The headlights together present equivalent resistance 5.60 (assumed constant). (a) What is the potential difference across the headlight bulbs when they are the only load on

3. ## Physics

Which of the following describe possible scenarios? A) An object has zero instantaneous velocity and non-zero acceleration. B) An object has negative acceleration and is speeding up. C) An object has positive acceleration and constant velocity. D) An

4. ## Physics

The drawing shows a positive point charge +q1, a second point charge q2 that may be positive or negative, and a spot labeled P, all on the same straight line. The distance d between the two charges is the same as the distance between q1 and the spot P.

5. ## main ideas

Scientists generally agree that Earth is getting warmer due to what's called the greenhouse effect. A greenhouse used for plants stays warm because sunlight and heat coming through the glass roof are mostly trapped. The heat doesn't radiate back into the

6. ## physics

A ball thrown straight up from the ground passes a window 5.6 m up. An observer looking out the window sees the ball pass the window again, going down, 3.4s later. Find the velocity with which the ball was initially thrown.

7. ## Physics

A police radar has an effective range of 1.0 km, and a motorist's radar detector has a range of 1.9 km. The motorist is going 100km/h in a 80km/h zone when the radar detector beeps. At what rate must the motorist decelerate to avoid a speeding ticket?

8. ## econ

Assume Felix is willing to par $8 for a Star Trek pizza cutter. Tim also wants one but would only be willing to pay$6 for it. At a Star Trek convention,Felix manages to buy the last pizza cutter at the market price. In a strange twist of fate, however,

9. ## Algebra 1

William, a logistician, needs to route a freight train that is 20 feet at its tallest point and 10 feet at its widest point within 3 days. The most direct path includes a single-track tunnel that needs 24 hour notice prior to use. If the tunnel is roughly

10. ## Science

On a hot summer day, you notice a line of dark clouds forming. Based on this observation, you go back inside and get an umbrella. What scientific skill have you used? a) classification b) prediction c) communication d) quantitative observation I think it

11. ## Science

A chemist notes that a solution turns blue when a chemical reaction takes place. Which of the following correctly describes the chemist's data? a) it is a qualitative observation. b) is is a quantitative observation. c) it is a prediction. d) it is a

12. ## Science

You walk into the kitchen and see a broken egg on the floor. Which of the following is an inference you can make based on this observation? a) The egg rolled off the kitchen counter b) the dog will eat the egg off the floor c) there are pieces of broken

13. ## Science

A biologist determines that a lizard's body temperature is 29 degrees C. Which of the following correctly describes the biologist's data? a) it is a qualitative observation b) it is a quantitative observation c) it is a prediction d) it is a classification

I have to follow the pattern .125, .25, .375, .5 ?

15. ## physics

In the rectangle in the drawing, a charge is to be placed at the empty corner to make the net force on the charge at corner A point along the vertical direction. What charge (magnitude and algebraic sign) must be placed at the empty corner? (the rectangle

16. ## Psychology

1.Do axons and dendrites meet at synapses? True 2. Does perception take place in the corpus callosum? False 3. One of the drawbacks of breast feeding is that the quantity of breast milk produced is not adjustable. for example it may be difficult for a

17. ## HELP! Geometry

Part I 1. Why is the word coplanar included in the definition for parallel lines? 2. Explain why you think the angle pairs formed by two lines and a transversal are related. Why might it be helpful to identify them as angles that go together instead of

18. ## Algebra

Rod and reel inc. manufactures and sells fishing rods. The company uses the equation P= 25r - 12,500 to estimate its profit P on the sale on the fishing rods. How many fishing rods were sold if the company made a profit of 125,000? Please help. Thank you

19. ## english

In " At the Tourist Center in Boston," the speakers tone can best be identified as?

20. ## Algebra 1 (Steve)

In a diving siblings showcase, 11yr old Hannah takes off from a 24.61 foot platform with an initial velocity of 9.7 ft/sec at the same time that her brother Tyler, who is older takes off from a 32.81 foot platform with an initial velocity of 4.51ft/sec.

21. ## english

In " At the Tourist Center in Boston," the speakers tone can best be identified as?

22. ## Physics

Two point charges are fixed on the y axis: a negative point charge q1 = -26 µC at y1 = +0.21 m and a positive point charge q2 at y2 = +0.30 m. A third point charge q = +8.5 µC is fixed at the origin. The net electrostatic force exerted on the charge q by

i need help in health subject for my son 5 grade Question 1- connect suppose you have a cold. this affects your physical health. does if affect your mental,emotional,family, and social health, too? explain why or why not. Question 2- practice healthful

24. ## English

What is the simple subject of the following sentence: A large number of swimmers competed in the race.

25. ## history

in what ways did Neolithic people dramatically improve their lives

26. ## Geometry..... reposted ques by me

in the diagram AB=20 cm, BC=21 cm, AD=10 cm and DE= 10.5 cm. Angles ABC and ADE are right angles. if triangle ADE is removed from triangle ABC.What is the area of shaded region that remains?

27. ## chem

Suppose you have two 100mL graduated cylinders. In each cylinder, there is 36.0mL of water. You also have two cubes: one is lead, and the other is aluminum. Each cube measures 3.00cm on each side. After you carefully lower each cube into the water of its

28. ## physics

During the second stage of a rocket launch the rockets upward velocity increases from 980 m/s to 9000 m/s with an average acceleration of 33 m/s*. How long did the acceleration last??

66. ## calculus

int dx/3sinx+4cosx dx =

67. ## algebra 1

A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of $1,050. At the end of March 2009, her checking account held a balance of$800. What is the monthly rate of change for the

68. ## Geometry

Paragraph proof: in the figure AC and BD LIE IN PLANE j and BY AND CX lie on k C and D are collinear. 2.) points a c and x are coplanar. 3.) X and Y are collinear

69. ## COMM100

Which of the following would be an appropriate way to use the DECIDE tool in response to research suggesting that there are differences between the way men and women communicate?

70. ## math

A professor wants to supplement her pension with investment interest. If she invests $26,000 at 7% interest, how much more would she have to invest at 9% to achieve a goal of$4,160 per year in supplemental income?

71. ## Math

A rectangular rice land is to be fenced along 4 sides and in the middle to divide it into to 2 equal areas. If 200m of fencing is available, what is the maximum area to be fenced?

72. ## budgeting and forecasting

Paint Sales Time Series Week Sales (000’s of gallons) 1 6 2 8 3 10 4 9 5 11 6 12 7 10 8 8 9 7 10 9

73. ## macroeconomics

Assume Felix is willing to par $8 for a Star Trek pizza cutter. Tim also wants one but would only be willing to pay$6 for it. At a Star Trek convention,Felix manages to buy the last pizza cutter at the market price. In a strange twist of fate, however,

74. ## calculus

find the area enclosed between the x-axis and the curve, if y=x^3 and the straight line y=x

75. ## Ancient World History

Why did the development of agriculture ocurred around the same time in several different places

76. ## Literature

HELP PLEASE!!! Can you state the aspect of style revealed in this quote so I can write a paper? "Clyde if I could only die. That would solve all this. And I have prayed and prayed that I would lately, yes I have. For life does not mean as much to me now as

77. ## History (Western Civilization)

Explain the importance of the Hebrews to the development of western civilization including the ideas of monotheism, the covenant, the Torah and Christianity. - Can someone briefy explain to me? I am searching through goggle but can not find the right

78. ## Algebra

Please help with this factoring problem: 2x^3/2 − 6x^1/2 + 4x^−1/2 what i did first was make all the exponents whole numbers, so I got: 4x^3-36x+16x^-1 I don't know what to do from there.

79. ## physics

a thin square homogeneous plate, AB=BC=CD=DA=2 m density 78 kn/m2 and thickness 10mm is suspended. A and B is fixed. if support a breaks suddenly calculate (1)instaneneous accelration of D,(2) instataneous angular acceleration op plate and (3) instateneous

80. ## STATISTICS

Researchers asked questions in 1001 randomly selected adults in Russia. We found a statistically significant, strong positive correlation between income and the number of recycling bins filled their houses per week (r = 0,77). Choose the best

93. ## Physics

A circular surface with a radius of 0.058 m is exposed to a uniform external electric field of magnitude 1.49 104 N/C. The electric flux through the surface is 74 N · m2/C. What is the angle between the direction of the electric field and the normal to

94. ## algebra

1. Are the rotations of figures always congruent? Why are or why not? 2. A car tire rotates when you drive. How is this type of rotation different from a rotation in Geometry? What other type of transformation is happening to the car tire? Explain.

95. ## Physics

A circular surface with a radius of 0.058 m is exposed to a uniform external electric field of magnitude 1.49 104 N/C. The electric flux through the surface is 74 N · m2/C. What is the angle between the direction of the electric field and the normal to

96. ## English

1. Identify the sentences in which antecedents are used correctly. Choose several. a) We can’t go to the game on Friday because you must be a sophomore. b) I missed the bus because I woke up late. (This is my choice) c) The store hours can be obtained by

97. ## Geography

What factors might account for the per capita incomes of Colorado, Delaware, Maryland, Massachusetts, New Jersey, and New York of the United States and Yukon Territory, Ontario, and Northwest Territories of Canada? My answer: The factors which may account

98. ## calculus

int x^2/(x-2)(x^2+1)dx

99. ## algebra

Please help me figure this out: consider f(x) = -6x -1 and g (x) = 4x^2 solution for (f+g)(x)

100. ## calculus

int -1,0x^3dx =

101. ## calculus

int 7/(2x-5)dx =

102. ## precalc

This question is from the previous question. What was the change in distance in miles?

103. ## computer science

Write the " 7−2" expression so that no answer includes negative exponents. Assume the variables are nonzero

104. ## American Gov

What is the primary claim made by those who oppose hate crimes legislation?

105. ## Geography

What is significant about the location of California and Ontario of Canada?

106. ## health

You can find ways to manage stress by ________. A. Getting active and eating healthy B. Pushing yourself to work harder C. Dismissing any signs of stress D. Keeping what’s causing your stress to yourself is it A??????????

107. ## World History

What do the dates reveal about the chronology of early human migration?

108. ## Algebra

Quick q if I have 2x^2+x=6 and I want to isolate x^2 would it be x^2+x/2=3 or x^2+1/2x=3?

109. ## Algebra

If there is a population of 800 deer what would be a good sample size and why.

111. ## algebra

please help me figure this select x-coordinate of the vertex of the parabola defined by the function f(x) = -5x^2 + 9x + 2

112. ## calculus

find the area enclosed between the x-axis and the curve, if y=x^2-25 for (-5) is less than or equal to x less than or equal to 5

113. ## Geometry

How do you segment postulates to determine congruent segments

114. ## calculus

integrating e^1/3dx i got 3e1/3 +c pls am i right

115. ## Algebra

Factor x^4+64

116. ## literature

HELP PLEASE!!! Can you state the aspect of style revealed in this quote so I can write a paper? "Clyde if I could only die. That would solve all this. And I have prayed and prayed that I would lately, yes I have. For life does not mean as much to me now as

117. ## Math

3^4 /3^3 + 4^2 *4^0/2^4 Please help and explains how you got the answer. I have been stuck on this for awhile and am not sure how to do this. Thank you!

118. ## Geography

What relationship do these figures, states and provinces or territories with high mortality rates, appear to have to the urban/rural population ratio?

119. ## calculus

int 0^1e^2edx =

120. ## math probability

you roll 2 dice. what is the probability that at least one of them is a 6.

biogy

122. ## math

suppose that a, b, c ,and d are positive integers whose sum is 100 and a-c=5.What is the greatest possible value of ab-cd answers

123. ## geometry

how to solve angle numbers?

124. ## geography

write short note watercycle

125. ## calculus

int e^5xsin3xdx =