Saturday

August 27, 2016
Total # Posts: 20

**math**

The volume of a sphere is given by V=4*r^3/3, where r is the radius,compute the radius of a sphere having a volume 40 percent greater than that of a sphere of radius 4 ft?
*November 9, 2015*

**Pre-calsulus**

a twin-engine cessna is heading on bearing of 35 degrees with an air speed of 180 mph. if the wind is out with a bearing of 90 degrees at 40 mph, then what is the bearing of this course? what is the ground seed of the airplane?
*April 15, 2015*

**calculus**

karen hits a tennis ball with an initial velocity of 42 feet per second an at angle of 16 degree with the horizontal from a height of 2 feet. she is 20 feet from the net and the net is 3 feet. will the ball go over the net?
*April 8, 2015*

**Basic Physics**

An unknown charge sits on a conducting spherical shell of radius 10 cm. If the electric field 15 cm from the center of the sphere has the magnitude 3.0E3 N/C and is directed radially inward, what is the net charge on the sphere?
*February 9, 2015*

**Physics**

A proton is initially at rest in empty space, when suddenly an electric field of magnitude 8.0 x 10 4 n/c and direction due east is turned on. what is the magnitude and direction of the initial acceleration of the proton? Repeat the problem, but with an electron.
*February 9, 2015*

**physics**

You are constructing a mobile out of 5 identical toy helicopters, each of mass m = 25.3 g, 4 identical sticks (each length l = 21.2 cm, and negligible mass), and thin string of negligible mass. The distance from the left-hand side of each stick to the attachment point of the ...
*February 1, 2015*

**essex county**

a robe exert a force on a 20kg crate. the crate starts from rest and accelerates upward at 5m/s^2 near the surface of the earth. how much work was done by the force in raising the crate 4.0m above the floor?
*June 27, 2013*

**Statistics**

honor code
*May 18, 2013*

**Statistics**

a) 0.342 b) 0.231 c) 0.625
*May 18, 2013*

**Psychology of Learning**

the brain’s role in human emotion
*June 3, 2012*

**Psychology of Learning **

Olds and Milner (1954) performed experiments on rats to determine:
*June 3, 2012*

**math**

ball thrown up from top of 96 foot high tower with initial velocity of 80 ft/s. when does ball reach max height and how high is it at that time?
*October 10, 2011*

**Critical Thinking (philosophy)**

14. <11{4[2(12)56]}> Choose the pair of words/phrases among the choices that exhibits the same logical relationship as the words/phrases in the following pair. building : blueprint (Points : 1) ship : sea cake : recipe bridge : island guitar : song 15. <11{5[1(01)57...
*April 30, 2011*

**physics**

A 1.50 multiplied by 103 kg car starts from rest and accelerates uniformly to 19.9 m/s in 11.6 s. Assume that air resistance remains constant at 400 N during this time. (a) Find the average power developed by the engine. 1 W (b) Find the instantaneous power output of the ...
*October 6, 2010*

**math**

What is the quotient of (6x^2-x-40) divided by (5+2x)
*February 26, 2010*

**chemistry**

Bromine can be added to limonene to created a brominated compound. The balance equation is shown below. When 613 mg of limonene and 3.5 ml of a 10% (v/v) solution of Br2 in dicholomethane (a solvent) are combined, 959 mg of the product is isokated. Calculate the percent yield ...
*February 20, 2010*

**fraction**

A and B buy a car.A spends 5/11 of car's prices (a)What is the fraction of B? He paid 25240Rs more than A? (b)What is car's prices
*August 27, 2009*

**English**

The essay I just got checked by my teacher has a lot of tense mistakes. She said I needed to make my tense either all present or all past. What's a good website that can help me check my tenses?
*August 22, 2008*

**english**

Ive just watched the film mississippi burning and now i have to write an essay on the themes tolerance and prejudice. But i have no idea what i could write in the main body for the 3 paragraphs. i was thinking the way the blacks are treated and the racist views of the town? ...
*March 25, 2008*

**Algebra**

Thomas can do a job in 4 hours. Julia can do the same job in7 hours. How many hours will it take the two of them to do the job it they work together?
*March 9, 2008*

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