Friday

September 30, 2016
Total # Posts: 61

**Math**

((1.645*197)/11)^2

*May 17, 2016*

**Physics **

The melting point of aluminum is 660°C, its latent heat of fusion is 4.00 × 105 J/kg, and its specific heat is 900 J/kg • K. If 300 kJ of heat are added to 442 g of aluminum at 100°C, what is the final state of the system? That is, how much is liquid, how ...

*March 10, 2016*

**Physics**

A shot-putter throws the shot ( mass = 7.3 kg) with an initial speed of 14.0 m/s at a 36.0 ∘ angle to the horizontal. Calculate the horizontal distance traveled by the shot if it leaves the athlete's hand at a height of 2.20 m above the ground.

*February 14, 2016*

**math**

I have a flat 4.5 foot round disk,, I need to completely fill it with 3 centimeter flowers. How many flowers will it take to fill this?

*January 10, 2016*

**Algebra**

It's an equation. That's the answer and I got it right. Take it or leave it, it's not my grade. :)

*November 17, 2015*

**Algebra**

GUYS I HAVE THE ANSWER: LP divided by PL = Sp/Distance = Player x You're welcome, fellow Connections Academy students.

*November 17, 2015*

**Further mathemactics**

Demostrate the validity of tan^2theta-sin^2theta=sin^4theta sec^2theta

*May 4, 2015*

**oceanography**

Compute the amount of heat is needed to raise the temperature of 1,200 grams of ice at -30 degrees C to 1,200 grams of water vapor at 140 degrees C. Show work.

*April 21, 2015*

**Chemistry **

A 1.0-g sample of MgCl2 produced a 10.00C increase in a calorimeter charged with 40.0mL of deionized water. The specific heat is of MgCl2 is 0.750J/C*g. What is the value of delta(s)H for MgCl2? I know that the formula needed is delta(s)H=-([massH2O*deltaTH20]+[mass(MgCl2)*C(...

*March 29, 2015*

**algebra**

thanks that's how it is written on my assignment. Seemed off to me. Thanks for your kindness Damon

*December 13, 2014*

**algebra**

Rock is thrown from the top of a building. The formula h=-16t+234 describes the height of the rock, h in feet, t seconds after the rock is thrown. how long after the rock is thrown does it hit the ground?

*December 13, 2014*

**chemistry**

How much hydrogen gas (mL) would be rpoduced at 25 degreez C and 1.34 atm if 5.5 grams of zinc reacts with 25mL of 0.05 M hydgrchloric acid? Please respond with how u found the answer

*May 25, 2013*

**sociology**

An unskilled assembly line worker replacing a skilled carpenter is an example of __________. (Points : 1)

*March 17, 2013*

**Science**

1.49*10^-18

*November 18, 2012*

**physics....**

A 5kg fish swimming at 1 m/s swallows an absent minded 1-kg fish swimming toward it at a velocity that brings both fish to a halt. Find the speed of the smaller fish before lunch.

*June 14, 2012*

**math**

Water is leaking from a pipe at a constant rate of 1/2 cup every 10 minutes. At this rate, how many gallons of water will leak from the pipe in 1 week? (16 cups = 1 gallon)

*May 1, 2012*

**math**

A rectangle's length is three times its width. Its perimeter is 67 feet. What are the dimensions of the rectangle?

*January 11, 2012*

**Accounting**

Lovvern Trophies makes and sells trophies it distributes too little league ballplayers. The company normally produces and sells between 8,000 and 14,000 trophies per year. The following cost data apply to various activity levels

*December 7, 2011*

**English**

Can you help me find communtaries for FDR's D-day prayer. When i google it, everything is about how Obama is opposed to adding the prayer to the WWII memorial.

*November 26, 2011*

**finance**

If I wanted to calculate how the number of years it takes to save x number of dollars, How will I do so. I have the PV,FV and the interest rate. Can you also tell me what 1n is in the following formula: ln(FV / PV) / ln(1 + r)

*September 8, 2011*

**hrm**

What are the critical coponents of a compesation strategy? Would these be the intrinsic and extrinsic rewards or something else.

*May 21, 2011*

**Physics**

Hi I really need help with this question... please provide a step by step explanation with the answer because I need to understand it. Thanks! A 406-kg pile driver (the figure below) is raised 12 m above ground. (a) How much work must be done to raise the pile driver? [Answer ...

*March 2, 2011*

**Physics**

A spy satellite is in circular orbit around Earth. It makes one revolution in 6.00 hours. (a) How high above Earth's surface is the satellite? [Answer in Km] (b) What is the satellite's acceleration? [Answer in m/s^2] Please provide a step by step explanation of how ...

*February 22, 2011*

**Physics**

A 360-kg satellite is in orbit around the Earth 10000 km above the Earth's surface. (a) What is the weight of the satellite when in orbit? [Answer is in N] (b) What was its weight when it was on the Earth's surface, before being launched? [Answer is in N] (c) While it ...

*February 14, 2011*

**Physics**

An airplane lands and starts down the runway at a southwest velocity of 46 m/s. What constant acceleration allows it to come to a stop in 1.1 km? PLEASE HELP ME WITH THIS QUESTION AND PROVIDE AN EXPLANATION IF POSSIBLE!!!! THANK YOU!

*January 24, 2011*

**investing**

Discount Sales sells some used store fixtures. The acquisition cost of the fixtures is $12,500, the accumulated depreciation on these fixtures is $9,750 at the time of sale. The fixtures are sold for $4,500. The value of this transaction in the Investing section of the ...

*May 10, 2010*

**math**

two trains start from towns 208 miles apart and travel towards each other on parallel tracks. They pass each other 1.6 hours later. If one travels 10 mph faster than the other find the speed of each train?

*April 19, 2010*

**physics**

The press box at a baseball park is 34ft above the ground. A reporter in the press box looks at an angle of 17 degrees below the horizontal to see second base. What is the horizontal distance from the press box to second base?

*February 27, 2010*

** Science**

its 66,666.7 but you can not have .7 of an egg so you round, the answer is 66,667

*January 25, 2010*

**MATH**

lynn is correct... Use logic.....For example use number 10 and 20..... 1/2 of 10= 5 1/2 of 20 =10.....You take 1/2 of each number but rsult is not the same

*January 25, 2010*

**math**

1000marbles = 10 people taking 5 each= 950 but since he gives back 5 the answer is 955

*January 25, 2010*

**Physics**

thanks a lot

*January 25, 2010*

**Biology**

What is the occupational outlook for an agronomist. Are there any job openings for this career, what is the outlook?

*October 17, 2009*

**dividing monomials**

How would you solve this and could you give more examples? (-e)^6f^1/e^6f^4

*November 6, 2008*

**computer science**

how would 123 base 4 look in base 5 and why?

*October 8, 2008*

**computer science**

how was the price of computation changed over time?

*October 8, 2008*

**computer science**

Where do basic technical innovations most often originate?

*October 8, 2008*

**physics**

A placemaker must kick a football from a point 36 m (about 39yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a velocity of 20.0 m/s at an angle 53 degrees to the horizontal. By how much does the ball ...

*September 30, 2008*

**physics**

An artillery shell is fired with an initial velocity of 300 m/s at 55 degrees above the horizontal. to clear an avalanche, it explodes on a mountainside 42 sec after firing. what is the x-coordinate of the shell where it explodes, relative to its firing point? An artillery ...

*September 30, 2008*

**physics**

a fireman 50 m away from a burning building directs a stream of water from a ground-level fire hose at an angle of 30 degrees above the horizontal. If the speed of the stream as it leaves the hose is 40.0 m/s at what height will the stream of water strike the building?

*September 30, 2008*

**physics**

Tom the cat is chasing Jerry the mouse across the surface of a table 1,5m above the floor. jerry steps out of the way at the last second, and Tom slides off the edge of the table at a speed of 5m/s. Where will tom strike the floor? Tom the cat is chasing Jerry the mouse ...

*September 30, 2008*

**physics**

thats because i dont know where to start duh

*September 30, 2008*

**physics**

A placemaker must kick a football from a point 36 m (about 39yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a velocity of 20.0 m/s at an angle 53 degrees to the horizontal. By how much does the ball ...

*September 30, 2008*

**physics**

An artillery shell is fired with an initial velocity of 300 m/s at 55 degrees above the horizontal. to clear an avalanche, it explodes on a mountainside 42 sec after firing. what is the x-coordinate of the shell where it explodes, relative to its firing point? An artillery ...

*September 30, 2008*

**physics**

a fireman 50 m away from a burning building directs a stream of water from a ground-level fire hose at an angle of 30 degrees above the horizontal. If the speed of the stream as it leaves the hose is 40.0 m/s at what height will the stream of water strike the building?

*September 30, 2008*

**physics**

Tom the cat is chasing Jerry the mouse across the surface of a table 1,5m above the floor. jerry steps out of the way at the last second, and Tom slides off the edge of the table at a speed of 5m/s. Where will tom strike the floor? Tom the cat is chasing Jerry the mouse across...

*September 30, 2008*

**physics**

Multiple part question….. A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed of 18.0 m/s. The cliff is 50.0m above a flat, horizontal beach. With what angle of impact does the stone land (in degrees). A student stands at the...

*September 26, 2008*

**physics**

one of the fastest recorded pitches in major league baseball. thrown by billy wagner in 2003, was clocked at 101.0 mi/h. if a pitch were thrown horizontally with this velocity, how far would the ball fall vetically by the time it reached home plate, 60.5 ft away. Report answer...

*September 26, 2008*

**physics**

how does that help mee???

*September 26, 2008*

**physics**

A student atands at the edge of a cliff and throws a stone horizontally over the edge with a speed of 18.0 m/s. The cliff is 50.0 m above flat, horizontal beach. With what speed of impact does the stone land?

*September 26, 2008*

**physics**

A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed of 18 m/s. the cliff is 50 m above a flat, horizontally beach. how long after being released does the stone strike the beach below the cliff?

*September 25, 2008*

**physics**

A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed of 18.0 m/s. The cliff is 50.0m above a flat, horizontal beach. With what angle of impact does the stone land (in degrees).

*September 25, 2008*

**physics**

Traumatic brain injury such as concussionn results when the head undergoes a very large acceleration. Generally, an acceleration less than 800 m/s^2 lasting for any length of time will not cause injury, whereas an acceleration greater than 1000 m/s^2 lasting for at least 1 ms ...

*September 18, 2008*

**physics**

so how high does it go? I cant figure it out

*September 18, 2008*

**physics**

It is possible to shoot an arrow at a speed as high as 80 m/s. If friction is neglected, how high would an arrow launched at this speed rise if shot straight up? How long would the arrow be in the air?

*September 18, 2008*

**physics**

A ball thrown vertically upward is caught by the thrower after 2 seconds. Find the initial velocity of the ball and the maximum height the ball reaches???!!

*September 18, 2008*

**Confidetiality of Health information**

What grade did you end up getting on your paper?

*August 10, 2008*

**Reseach paper**

I have just started my research for this paper and have had some success. As far as references and citations I have been using a program called eazy paper. You can download a free trial at their website. It is super helpful and well worth the download! I suggest watching the ...

*June 21, 2008*

**vegetable names....**

what vegetable name includes all letters (and i mean ALL of them) except the letter 'y'? this means all 25 other of them. zsdg give me names of vegetables from a-z

*January 17, 2007*

**Fluid Mechanics HELPPPPP!!!!!**

Hi, I have a deadLine untill Thursday to find out the solutions to the following Questions. Can Anyone Help me??? please?? 1) A cylinder with Relative Density=0.5 and height=10m is holding vertical with the bottom base touching the surface of water. If we leave the cylinder to...

*August 29, 2005*

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