Thursday

September 3, 2015
Total # Posts: 30

**Physics**

A light beam containing red and violet wavelengths is incident on a slab of quartz at an angle of incidence of 81.0°. The index of refraction of quartz is 1.455 at 660 nm (red light), and its index of refraction is 1.468 at 410 nm (violet light). Find the dispersion of the...
*March 18, 2013*

**psychology**

This paper can answer (partly) your question: Exadaktylos et al. (2013) "Experimental subjects are not different" Scientific Reports 3, 1213.
*March 4, 2013*

**Environmental Science 11th grade **

If half of a quantity of radioactive material decays in 10 years, in another 10 years?
*February 7, 2013*

**Math Algebra 2 **

#4. Express the logarithm in terms of log2M and log2N: log2 1/MN #5. Simplify: log4 3 - log4 48 #6. Solve the equation: loga x = 3/2loga 9 + loga 2 #7. Solve the equation: logb (x2 + 7) = 2/3logb 64 #8. Solve the equation: loga (3x + 5) - loga (x - 5) = loga 8
*February 5, 2013*

**Math Algebra 2**

Or can someone show me how to put it in the calcuator. Please
*February 5, 2013*

**Math Algebra 2 **

How do I put log in a TI-84 calculator. #1.Express the logarithm in terms of log2M and log2N: log2(MN)4 #2. Express the logarithm in terms of log2M and log2N: log2 the cube root of M2N #3. Express the logarithm in terms of log2M and log2N: log2 (M/N)7 #4. Express the logarithm...
*February 5, 2013*

**science**

I feel like this is really simple, but I don't know where to start with this question. Explain how to make 250mL of 20%sucrose solution.
*September 15, 2012*

**geometry**

Point C is the center of the circle. If angle ACB measures 4 x plus 12 degrees and AB measures x plus 13 degrees, find x.
*August 3, 2012*

**TRIG**

A WORKER PRESENT SALARY IS 24 PER ANNUM HIS ANUAL INCREMENT IS 10% OF HIS BASIC SALARY WAT WUD BE HIS ANNUAL SALARY AT THE BEGINNIN OF THE THIRD YEAR
*July 11, 2012*

**TRIG**

That was a good atempt bob but the options i have here is -2/35, 30.78, -24/35, AND 18
*July 11, 2012*

**chemistry**

-.00574
*March 23, 2012*

**english**

project about money
*November 23, 2011*

**English**

I have to write a debate on the topic "Trying to be friends parents have now forgotten parenting" I am speaking for the motion. I have to speak for 3 mins
*July 26, 2011*

**geometry**

A figue made from seven identical trepezoids is shown. Find the perimeter of the figue.
*November 1, 2010*

**sports math**

There are many ways to add any numbers 3,5,7,9,11, and 12 to get a sum of 20. Numbers may be repeated.One way to get a sum of 20 is 9+5+3+3. Find four other ways.
*November 1, 2010*

**math**

Your younger brother is pulling his sled up a hill. Each minute he moves forward 20 feet but also slides back 3 feet. Describe how you can determine the time he needs to pull his sled 130 feet forward. ANSWER NOW!!!
*November 1, 2010*

**math**

verify, 1+csc - 0 ---------- = sec0 cos(-0)+cot(-0) 0 is angle.
*October 17, 2010*

**helpp in physics! so tough!**

How did you figure out the higest point I am still struggling eith that.
*September 28, 2010*

**US History**

Which of these resolutions was included in the Compromise of 1850 to satisfy the South? A.admission of Texas to the Union as a slave state B.Admission of California as a free state to balance Missouri C.agreement that the slave trade was to be banned in Washington, DC D.a ...
*July 7, 2010*

**geography**

What makes Thailand unique among the countries of Southeast Asia? A.It is the only free-market country that does not belong to ASEAN. B.It is the only country that was not colonized by Europeans. C.It is the only socialist country that has had no ties to China or the former ...
*May 9, 2010*

**geography**

One result of South Korea's efforts to compete economically with Japan and other Western nations has been a. an absence of labor strikes in the country b. major disputes between workers and business owners c. a decline in the middle class population of the country d. a ...
*May 9, 2010*

**geography**

nevermind its a
*May 8, 2010*

**geography**

What is unusual about the written form of the Chinese language? A)The written characters are nonphonetic and give no clues to pronunciation. B) Few people can actually write in Chinese because the language is complex. C)Each ethnic group in China has its own version of written...
*May 8, 2010*

**geography**

What is unusual about the written form of the Chinese language? A)The written characters are nonphonetic and give no clues to pronunciation. B) Few people can actually write in Chinese because the language is complex. C)Each ethnic group in China has its own version of written...
*May 8, 2010*

**math**

11.5 APPLES
*March 14, 2010*

**world history**

in 18th century liberals stressed
*November 15, 2008*

**socialstudies**

one example of a chemical in food that is not a nutrient is
*November 15, 2008*

**definition- please revise**

The most commen definition of this term is a social ranking by socail wealth?
*June 12, 2008*

**math**

7k^2-6k+3=3 7k^2-6k+3=3 7k^2 - 6k = 0 7k^2 = 6k 7k = 6 k = 6/7
*April 14, 2007*

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