# Posts by Lora

Total # Posts: 87

**Physics **

how much work is needed to raise a 6.0 Kg object14.0 m at constant speed?assume that friction is negligible.

**Math -fractions**

If a tower is made of blocks that are linked together and there are27 blocks in 3/7 of the tower. Exactly how many blocks are in the entire tower?

**algebra**

A piece of ribbon 3 1/4 ft long is cut from a 8-foot roll of ribbon. how much ribbon remains on the roll?

**math**

9+1=10,10+5=15

**criminal investigation**

california v. prysock 1981 maranda warnings must be given word for word as outline by supreme court true or false

**physics**

It's the same question, just put your data.. The initial velocity of a 2.56 kg block sliding down a frictionless inclined plane is found to be 1.13 m/s. Then 1.08 s later, it has a velocity of 3.99 m/s.What is the angle of the plane with respect to the horizontal? ...

**US History**

steam locomotive is the right answer Florida Virtual School right?

**magneismt**

Hi colin did you solve the direction of velocity of electron? is it +y direction? I am confused..

**PHYSICS PLS HELP**

A circular wire loop of mass M and radius R carries a current I . It hangs from a hinge that allows it to swing in the direction perpendicular to the plane of the loop. A uniform magnetic field B exists everywhere in space pointing upwards. What angle theta does the plane of ...

**Physics**

Hi, Colin When I saw this, I was out of attempt. I don't know this is correct or not but I got mine wrong. Did you solve angle theta hinge one question?

**Physics**

Two thin, infinitely long, parallel wires are lying on the ground a distance d=3cm apart. They carry a current I_0=200A going into the page. A third thin, infinitely long wire with mass per unit length lambda=5g/m carries current I going out of the page. What is the value of ...

**PHYSICS**

yes flo I got green check, but for current in third cable,when I saw answer I was already tried different no. and got incorrect..:( Can you guys tell me which one is correct answer for theta?

**PHYSICS**

Hi flo, yes it is right. I forgot to multiply by 2

**PHYSICS**

Hi flo, by using this formula, I found B= 40*10^-7..How did you find 8*10^-6? I used I=0.02A, r=0.0005m.

**PHYSICS**

hey guys can you help me in theta of hinge one question?

**PHYSICS**

I know asking answer is not good at all but I got only 20% in fina till now..just worried to pass

**PHYSICS**

I just tried and L was cancelled and I got 2.812 but it is wrong..can you tell me answer please? I appreciate your help.

**PHYSICS**

fima, I am confused in L_total..what is L_total? I am still not doing bigger B created by cable one, but I just try average current one. I thought it is B*l*v but I got wrong. If I can solve bigger B, of course I will let you know. Thanks

**PHYSICS**

Hi fima, In above formula, I did not find where is I. How to solve it? I_1and I_2 both are 200A right? But where is I? answer shoud be negative due to repulsion? Thank you very much for your help. I did mistake continuously Q1 and Q2, and this is my third question. I am just ...

**PHYSICS**

Two thin, infinitely long, parallel wires are lying on the ground a distance d=3cm apart. They carry a current I_0=200A going into the page. A third thin, infinitely long wire with mass per unit length lambda=5g/m carries current I going out of the page. What is the value of ...

**Algebra**

Solve for b Y=(5/8)b + 10

**Chemistry**

If 5.05 L of a gas has a mass of 7.58 mg, what is its density in g/L?

**Physics**

c) please!

**Algebra**

The floor of a shed has an area of 54 sq.feet. Find the length and width if the length is 3 feet less than twice its width.

**Algebra**

Two cars start at the same point at Alexandria, verginia, and travel 2 opposite directions. One car travels 5 miles per hour faster than the other car. After 4 hours, the two cars are 420 miles apart. Find the speed of each car.

**Algebra**

Two cars start at the same point at Alexandria, verginia, and travel Ans 50mph, 55mph 2 opposite directions. One car travels 5 miles per hour faster than the other car. After 4 hours, the two cars are 420 miles apart. Find the speed of each car.

**Algebra**

An air plane can travel 560 miles per hour with the wind and 480 miles per hour against the wind. Determine the speed of the plane in still air and the speed of the wind.

**Algebra**

Mr. and Mrs. Abdullah invest a total of $10,000 in two savings accounts. One account pays 5% interest and the other 6%. Find the amount placed in each account if the accounts receive a total of $540 in interest after one year.

**Algebra**

Paula Scott, a massage therapist needs 3 ounces of a 20% lavender oil solution. She has only 5% and 30% lavender oil solutions available. How many ounces of each should Paula mix to obtain the desired solution?

**Algebra**

Paula Scott, a massage therapist needs 3 ounces of a 20% lavender oil solution. She has only 5% and 30% lavender oil solutions available. How many ounces of each should Paula mix to obtain the desired solution?

**Earth Science**

Give an example of an organic non-clastic sedimentary rock, a chemical non-clastic sedimentary rock, and a clastic sedimentary rock. Can anyone provide me with those examples, please?

**Finance**

kollo enterprise has beta 0.82 real risk freerate 2.00% investors expected 3.00% future inflation rate, market risk premium is 4.70% what kollo's required rate of return?

**math**

there are 4 students sitting on the stage at the school assembly waiting to receive their prizes.Alan and Julia wanted to sit together. If they did,how many different arrangements of students would there be?

**Finance**

risk free rate 5.5% market premium 6% beta 0.8 expected dividend $1.00 common stock $25.00 growth 6% bond yeild 6.5% capital struture 25% debt 15% preferred stock 60% common equity tax rate 40% preferred stock price $95 preferred dividend $11. what firm cost of equity using ...

**Finance**

whited inc. stock sells for $35.25 constant rate 4.50% per year required rate return is 11.50% what is stock expected price 5 years from now

**Math**

he perimeter of a triangular-shaped garden is 58 feet. The longest side of the garden is 3 times the length of the shortest side of the garden. The other side of the garden is 18 feet more than the shortest side of the garden. What is the length of the shortest side of the ...

**Finance**

200 million common stock price is $50 per share and market value added (MVA) is 30 million how many common shares are current outstanding.

**marketing**

an ad that stresses "get the real proactiv solution accept no substitues is best geared for which stage of the product life cycle?

**math statistics**

For each probability and percentile problem, draw the picture. A random number generator picks a number from 1 to 9 in a uniform manner. 1) Give the distribution of X. X = 2) Enter an exact number as an integer, fraction, or decimal. f(x) = where <=x=> 3) Enter an exact ...

**science**

why does a wadded up foil sink

**science**

step one of average pendulum was 38.0, 41.0, 35.0 period is 1.90 move bob back 15cm

**english**

the sentence "Lucy called Linda on her day off" is confusing because?

**physics**

a sprinter runs 222yds in 25.2s find her average speed in yds/s

**physical science**

what physical quantity does full glass water have over empty glass that cause it to resist change in motion over empty one?

**physical science**

what generally happens to atmospheric pressure on a windy day

**physical science**

does a sunken ship sitting on the ocean floor have a buoyant force on it.

**physical science**

a certain amount of water freezes and the resulting weight of the ice is

**science**

a 6.85ohm light bulb is connected to a 12.0v battery. how much current flows through the bulb. how much power bulb consume

**algebra**

-4 (9r+3) +5(3r+7)=

**physical science**

there is current of 0.65a through a light bulb in a 120v circuit what is the resistance of this light bulb?

**physical science**

what is the kinetic energy of a 15g bullet that traveling at 450m/s

**physical science**

what is change of [potential energy as result of this move of how much work is done in raising a 35kg crate a distance of 1.5m above a storeroom floor

**physical science**

a ball dropped off a cliff and took 3.59s to fall to the water below. neglecting air resistance how far in meters did it fall how far is it down to water

**physical science**

how much kinetic enery will the crate have as it fall and hits the floor rasing a 35kg crate a distance of 1.5m above storeroom floor

**physical science**

a ball was dropped off a cliff and took 3.59s to fall to the water below. neglecting air resistance how fast in m/s was the ball moving just as it hit th water

**physical science**

if a ball is thrown straight up at a speed of 34.7m/s how long in seconds will it continue to rise before it starts to fall back down?

**physical science**

an object is observed to fall from bridge striking the water below 2.25s later with what velocity speed did it strike the water

**PHYSICAL SCIENCE QUESTION PLEASE I NEED YOUR HELP!**

a 1.0kg(1000g) block of ice at 0.0c is added to a picnic cooler. How much heat will the ice remove as it melts to water at 0.0c

**chemistry**

Why would chemical engineers be interested in speeding up reactions? Please help me to answer this question Thanks

**Chemistry**

How would you get the concentration(ppm) of a sample from absorbance? Absorbance of standard = 2.55 Absorbance of sample = 2.31 Wavelength of machine 345nm slit lenght = 1cm time = 2s The metal being tested is Copper and the concentration of the standard is 8ppm.

**math**

1-20

**english**

what is mary e. wilkins freeman literary style of writing

**american history**

he has excited domestic insurrection among us and has endeavored to bring on the inhabitants of out frontiers the merciless indian savages whose known rule of warfare is an undistinguished destruction of all ages sexes and condition Whats the british king being accused of?

**american history**

which one was first the construction began on national road or construction began on erie canal

**american history**

thank u

**american history**

congress passed the alien and sedition acts, the virginian and kentucky resolution were written by jefferson and madison which one comes first

**books**

in the nineteenth century, hank morgan is a middle-class,a)newspaperman,b)cowboy,c)engineer

**american history**

I strayed about among the groves ( trees). which present the most enchanting sight ever witnessed... the trees as different from those of out country as day is from night, and the same may be said of the fruit, the wees, the stones, and everything else... I assure your ...

**algebra**

1/4-2/3y=3/4-1/3y

**statistics**

Did u find an answer?

**chemistry**

What is the pH of a 5.91 x 10-3 M solution of HCl?

**com/170**

write a paragraph explaining the key differences between the four types of writing. summary, analysis,synthesis, and evaluation.

**Thinking Critically**

How have wars traditionally influenced the general perception of being an American?

**Thinking Critically**

How can the concept of a national identitiy both unite and divide people?

**physics**

light travels from ethanol intro crown glass. what's the brewster angle in this situation? illustrate your answer with a light ray diagram. what's the signifcance of this angle of incidence? n1=1.36for ethanol nR=1.52 for crown glass tanangleB=nR/ni =1.52/1.36 =1.12 (...

**physics**

light travels from ethanol intro crown glass. what's the brewster angle in this situation? illustrate your answer with a light ray diagram. what's the signifcance of this angle of incidence? n1=1.36for ethanol nR=1.52 for crown glass tanangleB=nR/ni =1.52/1.36 =1.12 (...

**physics**

light travels from ethanol intro crown glass. what's the brewster angle in this situation? illustrate your answer with a light ray diagram. what's the signifcance of this angle of incidence? n1=1.36for ethanol nR=1.52 for crown glass tanangleB=nR/ni =1.52/1.36 =1.12 (...

**grade 11 physics - Bob please check again**

so, both arrows should remain on the crown glass side of the axis, correct? t should just sort of look like a "V"?

**grade 11 physics**

Consider the optical interface between crown glass and ethanol. Under what conditions would total internal relfection be possible at this interface? ilustrate your answer with a light ray diagram. Okay so you need the angle of incidenc to be greater than the critical angle AND...

**Math**

How many Positive integers are between 200-500 that are divisible by the integers 4,6,10,12?

**9th grade**

How do you multiply polynomials ?

**6th grade spanish please check if i'm right**

Puedes encontrar la taquilla en frente de LA SALA DE CONCIERTOS. Si te gusta escuchar y ver música en vivo, puedes ir a UN CONCIERTO. the choices are:el cine el circo el espectáculo el estreno la discoteca la sala de conciertos las olimpiadas un concierto Thanks!

**early childhood education**

describe two problems with how special education fits into standards-based reform

**MAT116- Algebra 1A**

I need a answer on this question abouve as a.s.a.p...

**literature**

what is the climax of the story "Poison" by Roald Dahl?

**all**

um i dunno

**all**

do any of u know a site wear u take quizez and test about subjects online? for free?

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