Wednesday

July 23, 2014

July 23, 2014

Total # Posts: 21

**when the energy of a sound wave is transferred to **

when the energy of a sound wave is transferred to a particle of a medium and causes it to vibrate and generate heat, the sound wave is a. reflected b. refracted c. absorbed d. transmitted The pitch of the siren of a moving fire truck changes from high to low as the fire truck ...

**Which one is correct?**

Emma 6^2*6^5=36^7 Erin 6^2*6^5=6^10 Eden 6^2*6^5=6^7 and what did the other two do wrong?

**LOOK AT THE GIVEN TRIANGLES??**

Big triangle 4x+2 7x+7 5x-4 Small triangle x+3 x+7 2x-5 a.Write an expression in the simplest form for the perimeter of each triangle. b.Write another expression in simplest form that shows the difference between the perimeter of the larger triangle and the perimeter of the sm...

**Two numbers with exponents??**

PsyDAG

**Two numbers with exponents??**

THANK YOUOUYOUYOUOUYOYUOU :)) <3

**Two numbers with exponents??**

3^3*3^33 a. 3^24 b. 3^30 c. 3^36 d. 3^99 I don't get it every time I try to solve it my answers don't match

**What is the coefficient of x?**

-5x-4x^2+9 a.-4 b.-5 c.5 d.9 I keep doing it but my answers don't match :(

**Simplify Polynomials**

Simplify Polynomials 18x^2+6+4x-15x^2-4+13x 3x^2+6-2x+5x-4x^2+9 3x^2+3x-7x+3-5x^+2 ______________________________________________ What is the coefficient of x? -5x-4x^2+9 ______________________________________________ ADD (m^2-m-4)+(m-5) SUBTRACT (5x^2+x-3)-(-2x^3+4) _________...

**SCIENCE**

OMG!!! THANKS DAMON THEY WERE ALL CORRECT!!! THESE ARE ALL TEHE CORRECT ANSWERS...

**SCIENCE**

Hey Damon thanks did u already take this quiz?

**SCIENCE**

1. If the net force on an object is O N, the forces are considered unbalanced. true false <---- 2. Most people in the United States use feet and miles to measure distance in their everyday lives. Why do scientists in the United States use meters to measure distance? Meters ...

**Finance**

You are 45 years of age and your asporation is to retire in 17 years at age 62. Assume you are about to set up a new retirement savings account at a 4% annual interest rate (APR). Based on how you want to live in retirement, and any other sources of retirement income you have ...

**Language Arts**

What change should be made to the following sentence?: That song is The Star Spangled Banner, and Francis Scott Key wrote it.

**Economics**

When Burton Cummings graduated with honors from the Canadian Trucking Academy, his father gave him a $350,000 tractor-trailer rig. Recently, Burton was boasting to some fellow truckers that his revenues were typically $25,000 per month, while his operating costs (fuel, mainten...

**organic chemistry**

How can looking at traces of GC (looking at their peaks and data such as area and retention time) enable me to determine what mechanism a reaction underwent? Specifically SN1 or SN2. My GC results has many peaks.

**organic chemistry**

How can looking at traces of GC (looking at their peaks and data such as area and retention time) enable me to determine what mechanism a reaction underwent? Specifically SN1 or SN2. My GC results has many peaks.

**organic chemistry**

What if I mix 2-pentanol with NaBr and sulfuric acid, what mechanism would that be? Since the alcohol is on a secondary carbon, it could be either SN1 or SN2. What if I mix 1-propanol with NaBr and sulfuric acid, what mechanism would that be? would this be SN2 because the alco...

**Stats (Finance)**

Given the following information: Year X Y Z 2004 12.53 2.64 -4.65 2005 6.25 4.67 16.78 2006 -9.62 -3.50 13.46 2007 -12.99 -6.89 10.43 2008 26.84 13.56 -3.56 A. Calculate the average rate of return for each of X, Y, Z for the period 2004-2008. B. Calculate the expected rate of ...

**science**

What energy changes occur in an electrochemical cell when electric current flows from it? This is what I put down but I am not sure if it is right... In a primary cell, chemical reactions use up some of the materials in the cell as electrons flow from it. This causes an energy...

**Religion/English**

*i spelt gather as father*srry

**Religion/English**

so there's this poem.. God's Grandeur: The world is charged with the grandeur of God. It will falme out, like shinning from shook foil; It father to a greatness, like ooze of oil Crushed. Why do men then now not reck his rod? Generations have trod, have trod, have trod...

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