Saturday

April 19, 2014

April 19, 2014

Total # Posts: 300

**Physics**

A 2050 kg truck is traveling east through an intersection at 2.3 m/s when it is hit simultaneously from the side and the rear. (Some people have all the luck!) One car is a 1200 kg compact traveling north at 4.5 m/s. The other is a 1600 kg midsize traveling east at 10 m/s. The...

**Social studies**

the 18 amendment, when did it happen

**Science Help!**

3. Using coal for fuel releases pollution into the atmosphere. Why do people continue to use coal if it causes pollution? A. Using more coal reduces the amount of pollution from using oil B. Using coal is relatively inexpensive. C. Mining coal helps scientist uncover fossils D...

**Help!!!**

1. Aquaculture is the practice of farming sea organisms as a renewable food source. A. True B. False. 2. Selectively cutting down trees on an area of land can be best described as A. cutting down certain trees while leaving other trees standing B. cutting down all of the trees...

**Help with science**

1. Aquaculture is the practice of farming sea organisms as a renewable food source. A. True B. False. 2. Selectively cutting down trees on an area of land can be best described as A. cutting down certain trees while leaving other trees standing B. cutting down all of the trees...

**Science**

Check my answers please!!!

**Science**

Help

**Science**

1. Aquaculture is the practice of farming sea organisms as a renewable food source. A. True B. False. 2. Selectively cutting down trees on an area of land can be best described as A. cutting down certain trees while leaving other trees standing B. cutting down all of the trees...

**Language arts help!!**

more help cantact me at (theminecrafter46931@gmail)saying "conections academy buddy" ok

**Language arts help!!**

1.c 2.a 3.b 4.c 5.b 6.c 7.b

**Language arts help!!**

1.c 2.a 3.b 4.c 5.b 6.c 7.b

**Physics**

A heavy wooden block rests on a flat table and a high-speed bullet is fired horizontally into the block, the bullet stopping in it. How far will the block slide before coming to a stop? The mass of the bullet is 9.5 g, the mass of the block is 10.5 kg, the bullet's impact ...

**physics**

HOW DO I DO THIS PLZ HELP I DONT NEED U TO SOLVE I JUST NEED TO KNOW HOW Salmon often jump waterfalls to reach their breeding grounds. Starting 2.65 m from a waterfall 0.584 m in height, at what minimum speed must a salmon jumping at an angle of 25.2 ◦ leave the water to...

**Physics**

The position of a toy locomotive moving on a straight track along the x-axis is given by the equation: x=t^4-6t^2+9t where x is in meters and t is in seconds. The net force on the locomotive is equal to zero when t is equal to Answer in units of s.

**Economics/Business**

Our large companies seem to be largely run by hired managers who work for salaries and who are not owner-entrepreneurs. How then do we get the profit motive into large companies?

**Capitalism**

In a capitalist economy, how can we cure poverty?

**Economics**

Who has an unlimited checking account with the US Treasurer that enables them to write all the checks they want without regard to having funds in the bank?

**Science**

help

**Acc Algebra 2**

x-6/x = 3/5

**Math**

-1

**Acc Algebra 2**

consecutive integers are integers like 1,2,3 or 3,4,5 or 101,102,103. So since the largest of the integers is k, to get the consecutive integers lower than k, you have to find the second integer which would be k-1, then the third which would be k-2.

**Acc Algebra 2**

or if your teacher wants it in this format V=k(k^2-3k-2)

**Acc Algebra 2**

V=lwh V=k*k-1*k-2 V=k^3-3k^2-2k

**Bio**

c, more solids(glucose) outside cells in the blood plasma means the water in the cells will move out into the plasma through osmosis.

**chem**

determine the mass (g) of SO2 that is produced byt the reaction of 15g of CS2 according to the following equation: CS2 + 3O2 = CO2 + 2SO2

**math**

1) An antique dresser was purchased for $7500 in 2005. The dresser increases in value by 9% per year. Find the value of the dresser in 2025. 2) a) Find the slope of the secant to the curve f(x) = 0.25(4)^(x) - 2 between: p1) x=0 and x = 1 p2) x=0 and x=0.5 p3) x=0 and x=0.1 p4...

**math**

Give an example of a logarithmic equation that cannot be solved and explain why it cannot be solved. (3 marks)

**math**

The length of time that it takes for a pendulum to make one complete swing depends on the length of the pendulum. The time in seconds, T, is related to the length in meters, L, through the equation: T=2π√((L)/(9.8)) [it is all under square root] Q1: write in functio...

**science**

never mind i know now thankyou

**science**

never mind i know now thankyou

**science**

thankyou i appreciate it could u however plz explain how u knew 1 mol of ag =108g

**science**

thankyou i appreciate it

**science**

still confused

**science**

CH3CH2CHO + 2Ag(NH3)2OH = CH3CH2COONH4+2Ag+H20+3NH3 yield of Ag obtained = 75% calculate minimum mass of propanal that must have been used to form 5g of silver

**gpa**

I'm a sophmore my current gpa from my freshman year came up to be a 1.2, we just finished our first semester my gpa from from first nine weeks and second nine weeks both were a 2.4, was wondering if i stay on track like this will I be able to pull my gpa up to a 2.0 ? and ...

**math**

The graph shows the cost C in dollars to rent a car for one day as a function of the number m of miles driven. Which of the following functions models the situation?

**Statistics**

The time per week a student uses a lab computer is normally distributed, with a mean of 6.2 hours and a standard deviation of 0.9 hour. A student is randomly selected. a. Find the probability that a student uses a lab computer less than 4 hours per week. b. Find the probabilit...

**Physics HELP!**

2. Suppose you pour 15 g of hot water (at 55 oC) into a glass that contains 20 g of ice (at - 10 oC). Neglect the heat absorbed in the glass itself. a. How much heat would the water give up to get cooled to the melting point? b. How much heat would it take to get the ice to th...

**Physics**

Suppose you pour 15 g of hot water (at 55 oC) into a glass that contains 20 g of ice (at - 10 oC). Neglect the heat absorbed in the glass itself. a. How much heat would the water give up to get cooled to the melting point? b. How much heat would it take to get the ice to the ...

**Physics**

2. Suppose you pour 15 g of hot water (at 55 oC) into a glass that contains 20 g of ice (at - 10 oC). Neglect the heat absorbed in the glass itself. a. How much heat would the water give up to get cooled to the melting point? b. How much heat would it take to get the ice to th...

**Chemistry**

A 5.0g KBr sample, at 25 degrees celsius, dissolved in 25 ml of water, also at 25 degrees celsius. the final equilibrium temperature of the resulting solution is 18.1 degrees celsius, What is the enthalpy change in J/g and KJ/mole of KBr.

**History**

Why might a president's legislative proposal receive strong public support from around the nation yet still encounter opposition in Congress?

**University Physics**

from my calculations the answer is 128.35seconds

**Honors Physics **

A plane traveling at 300.0 km/h attempts to land on a 500 m runway. The plane’s engines and brakes accelerate uniformly at –5.0 m/s2. Will the plane be able to land safely?

**Statistics**

When a truckload of apples arrives at a packing plant, a random sample of 250 is selected and examined for bruises, and other defects. The whole truckload will be rejected if more than 5% of the sample is unsatisfactory. Although it is not known, in fact 8% of the apples on th...

**Math**

When a truckload of apples arrives at a packing plant, a random sample of 250 is selected and examined for bruises, and other defects. The whole truckload will be rejected if more than 5% of the sample is unsatisfactory. Although it is not known, in fact 8% of the apples on th...

**US History**

Why Is Alfred T Mahan Important To Us Today?

**Us History**

In need of help, Who Did Alfred T Mahan Look Up To As A Child?

**Math**

For the given cost function 16 sqrt x+x^2/3375 The marginal cost at the production level 1700 The minimal average cost

**Math**

In lowest gear on a 10-speed bike, each turn of the pedals makes the wheels turn 3.4 times. In the highest gear, each turn of the pedals makes the wheels turn 1.8 times. With each turn of the wheels, the bike travels 6.5 feet. How much farther does the bike travel with each tu...

**English-poetry**

I am doing a poetry analysis of John Clare's "IAm!" I need help identifying the emotional/logical climax and the fulcrum of the piece. I have identified its metaphors, similes, imagery, censuara, allusions, repetition. Am I missing something? Here is the poem: I ...

**Math**

I need to make a bar graph using the data set of my last problem. Data Set: 5,7,7,7,11,12,12,13,14,15,16,18

**Geometry**

the area of a triangle is 27. its height is 3 times the base. find the height and the base of the triangle.

**ap geometry**

m is the midpoint of segment jk. jm=x/8 and jk=3x/4 subtracted by 6. find mk

**Math**

Compute 2^1000(mod 121) using Euler.

**Math**

Noting that 666=2x3^2x37, find phi(666) using Euler Theorem.

**Math**

Find the last two digits (units and tens digit) in 1829^1829 and find the units digit in 23^7777.

**geometry**

Martha climbs 40 steps to reach the first floor of a building. If the vertical and horizontal distance of each step is 1.5 ft and 1 ft, find the distance between the start and end points of each step.

**Algebra**

Please help!!!! (square root of x) + 3 = square root of (x+12)

**Algebra**

the length of a rectangle is 1 inch greater than its width if its dimensions are doubled its area increases by 36 square inches give an equation to find its dimensions

**history**

thanks! Just as I thought just wanted to make sure

**history**

How do I know why someone wrote a journal(history) or why we still read it today?

**trig**

a 7 foot tall man is standing 65 feet away from a tower. if the angle of elevation is 35 degrees. what is the height of the tower to nearest tenth of a foot?

**Trigonometry**

express in terms of sine and cosine. a) tan theta/ cot theta i know the answer is sin^2 theta / cos ^2 theta but how do you do it?

**science-Help!**

thanks a lot.

**science-Help!**

thank you-would this be correct Vinegar with Baking Soda mixed together creates an acid-base, making a gas. The gas pushes up into a balloon and causing the balloon to blow up.

**science-Help!**

not a specific question but I have to make a poster with my experiment-balloon, baking soda and vinegar each step of the scientific method. but stuck on research.

**science-Help!**

so I need to search the internet for why my experiment works? because I already came across these two sites and they did not help.

**science-Help!**

What does it mean in the scientific method that the second step is research? I need to write up the 5 steps of scientific method explaining my experiment-how do i do research?

**Physics**

Electrical conductivity in liquid solutions depends on the presence of free 1) neutrons 2) protons 3) molecules 4) ions explain please I really don't understand this question

**U.S History**

Why was there an Agricultural boom during WW1? Why did the boom come to an end?

**Calculus**

Sketch a possible graph for a function that has the following characteristics. f(0)=2.5 -horizontal asymptote is y=3 -Vertical x=4 -f'(x)<0 and f''(x)>0 for x>4. -f'(x)<0 and f''(x) <0 for x<4 I got the horizontal and vertical but I do...

**physics**

wo packages at UPS start sliding down the ramp shown in the figure. Package A has a mass of 4.50 and a coefficient of kinetic friction of 0.190. Package B has a mass of 10.5 and a coefficient of kinetic friction of 0.170.

**math**

. If the mean of six values is 59 and five of the values are 42, 76, 59, 51, and 72 find the sixth value.

**physics**

How to calculate the potential energy in a CR circuit with a resistor and 10micro-farrad capacitor before the switch is closed. the capacitor has a charge of 100 v and two seconds after the switch is closed looses 37% of its original value.

**math**

$5 - 110 $10 - 220

**Spanish-Please check SraJMcGin if possible**

Thank you so much-really appreciate it-

**Spanish-Please check SraJMcGin if possible**

Please check if you have time we had to select the correct answer for the two questions 1.¿Ellas te escuchan? Ellas me escuchan. 2. ¿Me escuchas? Te escucho.

**Spanish-Please check SraJMcGin**

This is a diffeent one that the one you checked earlier and thank you again

**Sapnish-Please check SraJMcGin**

Please check if you have time we had to select the correct answer for the two questions 1.¿Ellas te escuchan? Ellas me escuchan. 2. ¿Me escuchas? Te escucho.

**Spanish-Thank you Sra**

Thank you very much That was pretty funny about me eating myself-thank you for pointing that out-my teacher would have thought I was muy tonto!

**Spanish-Thank you**

Thank you for doing that-I really appreciate it-I'm alittle confused on this stuff

**Spanish-7thgrade**

I had to write a paragraph about what my mom did yesterday and I had to use SOME REFLEXIVE VERBS- I'm not sure if this is correct. Mi madre se despertó a las seis de la mañana. Ella se despertó cuando escuchó e l despertador. Ella se levant&oacu...

**Korean**

how do you say merry christmas in korean?

**algebra**

y=5x+3

**Algebra**

I need to use Pascal's Triangle to expand (x-1)^5 I know I use the fifth row but I'm not sure how to do it- I have a bunch of these and I'm really confused- Please help if you can-

**Algebra**

oh okay-thank you

**Algebra**

Explain what happens to the graph y=4^x if you change it to 4^(x+3)+ 2 would it move 3 units to the right and 2 units upward-I'm thinking becaue youi're adding to the x??

**Economics**

C.

**physics**

To enter the main pool at an amusement part, a swimmer uses a water slide which has a vertical height of 2.65 m. Find her speed at the bottom of the slide if she starts with an initial speed of 0.950 m/s.

**physics**

A 9.90-g bullet has a speed of 1.33 km/s. (a) What is its kinetic energy in joules? (b) What is the bullet's kinetic energy if its speed is halved? (c) What is the bullet's kinetic energy if its speed is doubled?

**physics**

A 9.90-g bullet has a speed of 1.33 km/s. (a) What is its kinetic energy in joules? (b) What is the bullet's kinetic energy if its speed is halved? (c) What is the bullet's kinetic energy if its speed is doubled?

**Math Homework Help Please**

630?

**Math Homework Help Please**

Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. (Round your answer to the nearest cent.) $3,000 balance, 21% rate, $150 payment, average d...

**Math Homework**

Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. (Round your answer to the nearest cent.) $3,000 balance, 21% rate, $150 payment, average d...

**Math**

21?

**Math**

Convert the following credit card rate to the APR. Oregon, 1 3/4% per month , = 1.75%?

**math**

THANKS!!!

**math**

Suppose you see a car with an advertised price of $28,450 at $594.60 per month for 5 years. What is the amount of interest paid? $7226? please help

**MATH**

Convert the following credit card rate to the APR. Oregon, 1 3/4% per month 1.75 % IS THIS CORRECT?