Friday

February 27, 2015

February 27, 2015

Total # Posts: 86

**Physics**

A soccer player kicks the ball toward a goal that is 23.0 m in front of him. The ball leaves his foot at a speed of 17.6 m/s and an angle of 29.0 ° above the ground. Find the speed of the ball when the goalie catches it in front of the net.
*February 6, 2015*

**Math**

An object is dropped from a balloon from a height of 500m. (a) How long does it take to reach the ground? (b) If the object has an initial velocity of 12m/s, how long does it take to reach the ground? How far will it fall in 5 secnds?
*December 7, 2014*

**Math**

Having actual nickels and a dime or draw the coins. It has to be 18 nickels which equals 90 cents plus 1 dime - 10 cents. This adds up to $1.00 and 19 coins
*December 7, 2014*

**health**

Also, Cover your child's hand with a sock when sleeping.
*December 7, 2014*

**impact of energy use**

a b d c b
*December 2, 2014*

**impact of energy use**

1. Fossil fuels are (1 point) • a natural resource. i pick this one • renewable. • made from minerals. •burned in hydroelectric plants. 2. Which of the following is a consequence of using fossil fuels as an energy source? (1 point) •decreased carbon ...
*December 2, 2014*

**math**

Caroline runs 3 and one half miles in 221 over 4 minutes. How many miles does she run per minute?
*November 24, 2014*

**social studies**

no 2 is the answer
*November 23, 2014*

**Physics**

Calculate the gravitational potential energy of the water in a lake of volume 100km^3 (mass=1.0x10^14kg). The lake has an average height of 50m above the hydroelectric generators at the base of the dam holding the water back.
*September 23, 2014*

**algebra**

mineral=aluminite, cryptohalite, fluorannite, graphite, titanium, ziesite density (g/cm^3)=1.68, 2 1/100, 3 7/40, 2.16, 4 2/5, 3.86 1. explain why the densities cannot be represented using set-builder notation. 2. use interval notation to describe a set of numbers that ...
*August 28, 2014*

**Biology**

5’-CGCACCTGTGTTGATCACCTAGCCGATCCACGGTGGATCCAAGGC-3’ ||||||||||||||||||||||||||||||||||||||||||||| 3’-GCGTGGACACAACTAGTGGATCGGCTAGGTGCCACCTAGGTTCCG-5’ Tip: If you want to see a review of PCR, we recommend this amazing animation and virtual lab made by the ...
*August 4, 2014*

**chemistry**

How many kilograms of H2O must be added to 76.0 g of Ca(NO3)2 to form a 0.509 m solution?
*April 29, 2014*

**Science**

What Would Happen If We Hunted Deer Population Use Three Vocab Words HELP Ms.sue :) btw this is about the food chain
*March 1, 2014*

**Math**

4. Find the monthly payment for the loan. (Round your answer to the nearest cent.) $700 loan for 12 months at 15% 5. Find the monthly payment for the loan. (Round your answer to the nearest cent.) A $128,000 home bought with a 20% down payment and the balance financed for 30 ...
*February 19, 2014*

**science**

Yay thanks again
*February 10, 2014*

**science**

Water Cycle:Evaporation (cause by sun) (sun gives off heat in light in order for H20 to evaporte) Condensation (form of coulds) Precipation (coulds get to hevay and relase all its water;sleet rain hail snow...other..)runoff (water thats seeps into the ground)ground water (...
*February 10, 2014*

**Math**

Oh ok cool :)
*February 10, 2014*

**Math**

thanks you ms.sue what school do u teach at if you mind me askin
*February 10, 2014*

**Math**

Christy Bought an 8-foot peice of lumber to trim a bookself.altogether she needs 100inches of lumber for the trim.Did christy buy enough lumber explain
*February 10, 2014*

**chemistry**

What is the percent recovery if you begin with 0.482 grams of copper and recover 0.325 g? Include one decimal place in the answer and do not include the % sign. Answer
*February 5, 2014*

**SCIENCE(CHECK ANSWER)**

Your right :-)
*January 16, 2014*

**science**

Your doomed
*January 16, 2014*

**math**

kira
*January 1, 2014*

**SS**

correct
*December 30, 2013*

**science plz help right now!!!!**

1.B 2.D 3.C 4.D 5.C 6.B 7.D 8.B these are the real answers
*December 16, 2013*

**Math**

Altogether,Renee walks a combined "2 4/5" miles to and from the train each day.How long is the walk to the train?
*December 12, 2013*

**science**

cece,
*December 6, 2013*

**science**

• decreased carbon dioxide levels • increased biodiversity • increased acid rain • decreased ecosystem disruption john
*December 6, 2013*

**Math**

1. A customer comes into Pierre's and orders a random assortment of 6 danish. At the time she comes in, there are 26 danish sitting out: 12 raspberry, 8 cheese, and 6 cinnamon. Assume the danish are not replaced. a) What is the probability that the third and fifth danish ...
*November 10, 2013*

**math**

A store gave away a $5 gift card to every sixth customer and a $10 gift card to every tenth customer.Which customer would be the first one to receive both a $5 and a $10 gift card?please help
*November 5, 2013*

**Calculus**

If f(x)= (1-cosx)/x and g(x)= 2/x on the interval (0,infinity), how would you identify all vertical asymptotes of f and g?
*October 7, 2013*

**science**

What is formed if solid copper sulfate is mixed with water
*October 7, 2013*

**college math**

so are you saying that "x" is 15?
*September 14, 2013*

**college math**

I need more than that. What are the values of "x" I worked out the values of "y" to be: y = (15/11) + (9/11z) - (16/11w), but I could be wrong
*September 14, 2013*

**college math**

system of equations: solve the following system of operations using matrices (row operations) {5x + y + z + w = -5} {x - 2y + 2z -3w = -4}
*September 14, 2013*

**algebra**

the length of a rectangle is represented by 36x^4y^3 and the width is 4xy. What is the area of x?
*March 6, 2013*

**History**

Were there any common themes between the elctions of 1916, 1920, and 1928?
*February 18, 2013*

**History **

What do Eugene V. Debs, Jeannette Rankin, and Randolph Bourne all have in common? Is it that they were all against American entry into WWI?
*February 18, 2013*

**Math**

Thank You.
*January 16, 2013*

**Math**

Tom has 1/5 more single dollar bills than Monica. Tom has 1/5 fewer single dollar bills than Elaine. If Monica has $10 in singles, then Elaine has How many dollars in singles?
*January 16, 2013*

**physics**

A narrow beam of light passes through a plate of glass with thickness 1.4 cm and a refractive index 1.55. The beam enters from air at an angle 23.5 . The goal is to calculate the deviation d of the ray as indicated in the figure.
*January 15, 2013*

**physics**

sqrt(2gh)
*November 27, 2012*

**books**

Would this make a good Jane Eyre theme statement? "Every person searches for love & home, but only few find it." If not, how can I change it? I need help!
*October 11, 2012*

**English**

Thomas Jefferson and Thomas Paine shared a similar purpose for writing. What was their purpose?
*September 30, 2012*

**Film and Literature **

Apply at least one of the critical approaches introduced in this week's lecture (reader-response/viewer-response, psychoanalytic, or historical criticism), to "Memento Mori" and Memento. How might these approaches help us make sense of this story and its film ...
*September 25, 2012*

**chemistry**

balnce this equation, and show work Crl3 + KOH + Cl2--> K2Cr2O7 + KIO4 + KCL + H2O
*April 29, 2012*

**physics**

An aluminum vessel with a volume capacity of 570 cm3 is filled with water to the brim at 20.0°C. The vessel and contents are heated heated to 58.9°C. During the heating process, will the water spill over the top (in this case the answer would be positive), will there ...
*April 8, 2012*

**Physics - Waves**

a)The speed of sound
*March 7, 2012*

**chem**

calculate the delta Hf of c6h12o6 (s) from the following data: Delta H combustion= -2816 kj/mol delta Hf of Co2 = -393.5 kj/mol delta Hf= of H2 O= -285.9kj/mol
*March 4, 2012*

**Chem**

determine the final temperature of a system after 100.0g of zinc ( specific heat .3876 J/g c) at 95.0 C is immersed into 50.0 g of water at 15.C
*March 4, 2012*

**Chem**

the standard molar enthalpy and entropy of the denaturation of a certain protein are 512 kj/mol and 1.60 kj/K. mol, respectively . comment on the sign s and magnitudes of these quantities, and calculate the temperature at which the process favors the denatured state
*March 4, 2012*

**chemistry**

calculate the freezing point of a .05500 m aqueous solution of NaNO3
*February 12, 2012*

**Another quetion about Turkey!**

What MAJOR wars was Turkey ainvolved in?
*December 11, 2011*

**History**

Thank you so so much!
*December 11, 2011*

**History**

Thanks! Have there been any territorial disputes??
*December 11, 2011*

**History**

Have there been territorial disputes or boundary changes in Turkey. I've been trying to research them and find a map of how Turkey used to look, but I coun't find any good information. If anyone could help with any websites about it, I would really appreciate it! ...
*December 11, 2011*

**chemistry**

N2O undergoes thermal decomposition at 730°C to nitrogen (N2) and oxygen (O2) via first-order kinetics with a half-life of 3.58 x 103 minutes. Calculate the time required for 90% of a sample of N2O to decompose at 730°C.
*December 5, 2011*

**science**

I don`t know !!!! Could you tell ME ????
*October 18, 2011*

**Finite Math**

A small seminar class consists of Anne, Bill, Cathy, Dan, Ellen, and Frank. The teacher has been told that 2 of them are from Indiana, 3 of them are from Michigan, and the other 1 is from Ohio. But the teacher does not know who is from which state. So the teacher decides to ...
*October 13, 2011*

**math**

Simplify the expression. 1.) (Sec x +1)(sec x - 1)
*October 8, 2011*

**physics**

if you raise the temperature of 1000 grams of water by 17 degrees, how many calories of energy would you have added in
*September 21, 2011*

**algebra **

Suppose you have $55 in your account. You start saving $10 each week. Your friend has $20 in her account and is saving $15 each week. A) When will you and your friend have the same amount of money in your accounts? B) How much money will each of you have?
*May 16, 2011*

**scicnce**

WICH GRAED YOU IN.I WANT TO KNOW WHATS NUMERAL MEANS.
*January 19, 2011*

**scicnce**

I Love You Kiss ME.SHOW ME YOUR PICTURE.I AM 16 YEARS OLD.
*January 19, 2011*

**algebra**

the area A of a triangle with base b and height h is given by A=1/2bh,find the area when b=28m(meters) and h=38m. The area is m
*October 27, 2010*

**college**

3x^=39
*August 30, 2010*

**math**

what is x + 4= 16
*May 20, 2010*

**math**

there are two 1's,two 2's,and two 3's.There is one digit between the two 1's, there are two digits between the two 2's, and there are three digits between the two 3's. Holding number cards,can you duplicate this sequence of numbers?
*March 17, 2010*

**college chem**

77J
*March 8, 2010*

**Biology**

When infected with certain bacteria or viruses our bodies produces a fever. Fevers occur when the hypthalamus changes its temperature set point. Signaling of the hypothalamus could be direct (from infectious agent itself) or indirect (from the immune sytem). Which of these ...
*March 2, 2010*

**math**

the answer is C because you will still be able to multiply the 8 by each number in the parentheses. The 12 and 14 are simply switched.
*March 1, 2010*

**Math**

Robert gave one-half of his marbles to Dean. Then he gave two-thirds of the remaining ones to Mark. If he ended up with 10, how many did he have when he stsrted?
*March 1, 2010*

**math**

A recipe that makes 7 servings 1\2calls for 2\3 cup of apple juice and cup of cranberry juice. How many cups of juice are there per serving?
*January 21, 2010*

**MATH**

Ian multiplied a number by 5. He then multiplied that product by 2. What digit is in the ones place of the final product?
*October 6, 2009*

**Classroom Management**

In the 6th grade social studeis class Mrs. Jones asked Tom to stop talking with his neighbor, but he continued. After three other reminders, Mrs Jones asked Tom to move to another seat. Tom refused saying "You can't make me move.: What would you do? Short term ...
*February 19, 2009*

**algebra**

s should equal $150,000
*October 14, 2008*

**algebra**

1s minus .06s = .94s
*October 14, 2008*

**Sorry to keep bugging...Math**

what is the coordinates at least four other rectangles whose perimeter is between 12 units and 16 units
*January 15, 2008*

**math....please help....**

what is the coordinates of an acute triangle with vertices at (0,0) and (0,-6)
*January 15, 2008*

**Open ended question on HIstory please help ASAP**

u dont no how many people are so glad people like you are there to help u really make a difference
*January 15, 2008*

**Open ended question on HIstory please help ASAP**

thanks a lot... :)
*January 15, 2008*

**Open ended question on HIstory please help ASAP**

what is china A) republican state B) demorticatic state C) buddasit D) none of the above i think its either Aor B but my main one would be A not sure though help??
*January 15, 2008*

**math....please help....so desperaTe...**

what is the coordinate of a rectangle with a vertex at (1,2) and dimensions 3 units by 4 units.....
*January 15, 2008*

**Math**

i will try... thanks...
*January 15, 2008*

**Math**

i got a worksheet and the teacher didnt go over the topic it says to draw the cooridnates from the descripition of the figures the first descripition was a rectangle with dimensions 2 units by 4 units.. help.. very desperate...
*January 15, 2008*

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