Wednesday

October 1, 2014

October 1, 2014

Total # Posts: 71,545

**Math**

help
*September 8, 2014*

**math**

a drop of water is 0.00005 liter. write this number in scientific notation.
*September 8, 2014*

**chemistry**

The radius of a strontium atom is 215 pm. How many strontium atoms would have to be laid side by side to span a distance of 4.47 mm?
*September 8, 2014*

**math**

write 2.18 as a mixed number in simplest form
*September 8, 2014*

**science**

Three horizontal ropes pull on a large stone stuck in the ground, producing the vector forces and shown in the figure below. Find the magnitude and direction of a fourth force on the stone that will make the vector sum of the four forces zero. The magnitude of vector A is 99.5...
*September 8, 2014*

**world geography**

I DID NOT
*September 8, 2014*

**statistics**

Is 28.065 more or less than 28.506
*September 8, 2014*

**math**

What units would you use to measure the length of a wall?
*September 8, 2014*

**physics**

Two point charges 0.600 m apart experience a repulsive force of 0.400 N. The sum of the two charges equals 1.00*10^-5 C. Find the values of the two charges.
*September 8, 2014*

**SS**

Would getting tap water from a water body be an example of human-env. interaction?
*September 8, 2014*

**P.E**

I don't think so.
*September 8, 2014*

**SS**

Does being close to a water body increase humidity?
*September 8, 2014*

**Math**

Compute Darryl's total social security and Medicare taxes for the third quarter, if she is self-employed and earns $1020.00 on a weekly basis.
*September 8, 2014*

**geometry**

If two lines are perpendicular, then the two lines form right angles. If lines Imported Asset and Imported Asset are perpendicular, then they form right angles. If two lines are perpendicular, then the two lines form right angles. Therefore, since lines Imported Asset and ...
*September 8, 2014*

**English**

Should "street" be capitalized in this sentence? I live on 109th street.
*September 8, 2014*

**SS**

Could an example of relative location be that my apartment is an 8-minute drive away from the community center?
*September 8, 2014*

**Science**

Would the climate/weather count as the physical geography of a region?
*September 8, 2014*

**Science**

Does more humidity make plants grow faster?
*September 8, 2014*

**math**

Order of Magnitude (I'm not quite understanding it) 1) trying to 0.0000000734 estimated as the product with a single digit power of 10.*No multiple choice* 2) Trying to find the numbers that a greater than 7 x 10^-4 (Choose more than one answer type question) - 8 x 10^-4...
*September 8, 2014*

**Math**

What is the parent function for h from h(x) = 4x?
*September 8, 2014*

**statistics**

there are 450 employee in an organization. using the method of random sampling numbers, select a sample of 20 employees
*September 8, 2014*

**physics**

The position of a particle as it moves along the x axis is given by x = 15eƒ{2t m, where t is in s. What is the acceleration of the particle at t = 1.0 s? 4.
*September 8, 2014*

**math**

You can sell 170 pet chias per week if they are marked at $1 each, but only 160 each week if they are marked at $2/chia. Your chia supplier is prepared to sell you 80 chias each week if they are marked at $1/chia, and 170 each week if they are marked at $2 per chia.
*September 8, 2014*

**Science**

Why do we say that an explanation in science is tentative?
*September 7, 2014*

**science**

What's the difference between hypothesis and a theory?
*September 7, 2014*

**Quick English help**

The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do.) *** Some may not have DO*** please correct me if I'm wrong...
*September 7, 2014*

**Quick English check**

The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do. please correct me if I'm wrong! 5. He removed the picture ...
*September 7, 2014*

**math**

The least common multipul of two numbers is 60 and one of the numbers is 7 less than the other number.what are the numbers?justify your answer
*September 7, 2014*

**math**

The least common multiple of two numbers is 60, and one number is 7 less than the other number. What are the numbers? Justify your answer.
*September 7, 2014*

**algebra 2**

h(x)=x^3 -4. Find the domain, range and intercepts
*September 7, 2014*

**Quick English check**

The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do. please correct me if I'm wrong! 5. He removed the picture ...
*September 7, 2014*

**Quick English check**

The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do.) *** Some may not have DO*** please correct me if I'm wrong...
*September 7, 2014*

**Chemistry**

NVM got it!
*September 7, 2014*

**Chemistry**

A household receives a $155 electricity bill. The cost of electricity is $0.129/kWh.How much energy, in joules, did the household use?
*September 7, 2014*

**Quick math help**

Points EC bisects points AD at C. For each of the following, find the value of 'x' and the measure of the indicated segment. Please correct me if I'm wrong! 1. AC= 3x+6 and CD=2x+14 x=_______ AC=______ Answer: x=8 AC= 30 2. AC= 5x-8 and CD=16-3x x=______ AD=_____ ...
*September 7, 2014*

**Quick question **

Do y'all do asl on here? Cause I need help putting English sentence into asl sentences.
*September 7, 2014*

**math**

Jerry King is a server in a restaurant that pays a salary of $22 per day. He also averages tips of 18% of his total gross food orders. Last week he worked 6 days and had total food orders of $2,766.50. What was his total gross pay for the week?
*September 7, 2014*

**math 8**

how do I do these problems?
*September 7, 2014*

**math 8**

5. 8^3 * 8^7 (simplify) 11. ((5/8))^3 (simplify) 12. ((-2/9)^3)^5 16. 3^2 * 3^x = 3^12
*September 7, 2014*

**English check**

The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do.) *** Some may not have DO*** please correct me if I'm wrong...
*September 7, 2014*

**Math**

When graphing,do I always have to number the scale with a1first?
*September 7, 2014*

**Chemistry- urgent!**

Perform the following operations and express the results in the correct number of significant digits or decimal places. Express all results in scientific notation. Please help me I'm so confused on how to do this!! 15. (1.71 x 10^6)(6.73 x 10^-8)/2.25 x 10 20. (533)(24) 21...
*September 7, 2014*

**Math**

What would be the new ordered pairs of reflecting the figure formed by (-1, 5), (-2, 2), (3, 2), and (2, 5)?
*September 7, 2014*

**Geometry help**

Points EC bisects points AD at C. For each of the following, find the value of 'x' and the measure of the indicated segment. Please correct me if I'm wrong! 1. AC= 3x+6 and CD=2x+14 x=_______ AC=______ Answer: x=8 AC= 30 2. AC= 5x-8 and CD=16-3x x=______ AD=_____ ...
*September 7, 2014*

**math**

what is a five digit number less than 25,000 if each digits' value is one less than the digit to its right and is divisible by two and four
*September 7, 2014*

**physics**

A person swims with a speed v realative to water What dose this mean?
*September 7, 2014*

**maths**

The rectangle box with square base is open at the top. The maximum volume of the box made from 1200 m2 tin,in m3 is:
*September 7, 2014*

**Organic chemistry**

Thanks, DrBob222
*September 7, 2014*

**Organic chemistry**

A 200.0g sample of glucose(180.16g/mol, Kmp=1.86 degrees celcius/m, mp=146 degrees celcius)is contaminated with 5.000g of table salt, sodium chloride(58.44g/mol, mp=801 degrees celcius). What would the expected melting point of the mixture be?
*September 7, 2014*

**environmental**

Explain why statues which are the sources of federal environmental laws can be several pages or several hundred pages.
*September 7, 2014*

**Algebra**

What would be the new ordered pairs of reflecting the figure formed by (-1, 5), (-2, 2), (3, 2), and (2, 5)?
*September 6, 2014*

**MATH HEL PLZ!!!!**

8 is 8/1. Turn that fraction around and you get 1/8, the reciprocal.
*September 6, 2014*

**prod and oper management**

12
*September 6, 2014*

**Chemistry**

determine the location of the non significant zeros by rewriting the number and placing a bar over the zeroes that are not significant. 1. 8040 2. 4.2 x 10^5 3. 4.70 x 10^-6
*September 6, 2014*

**english**

Thank you ma'am
*September 6, 2014*

**Chemistry**

Give the number of significan figures and decimal places in each of the following: 1. 80750 X 10^-2 2. 9.9000 X 10^8 3. 30.366 X 10^4 cm^3 4. 0.11692 X 10^-5
*September 6, 2014*

**physics**

A skateboarder shoots off a ramp with a velocity of 6.4 m/s, directed at an angle of 54° above the horizontal. The end of the ramp is 1.4 m above the ground. Let the x axis be parallel to the ground, the +y direction be vertically upward, and take as the origin the point ...
*September 6, 2014*

**math**

A triangle having three equal sides is necessary and sufficient for a triangle having three equal angles
*September 6, 2014*

**Geometry**

Points EC bisects points AD at C. For each of the following, find the value of 'x' and the measure of the indicated segment. Please correct me if I'm wrong! 1. AC= 3x+6 and CD=2x+14 x=_______ AC=______ Answer: x=8 AC= 30 2. AC= 5x-8 and CD=16-3x x=______ AD=_____ ...
*September 6, 2014*

**Math**

*reflecting the figure formed by...
*September 6, 2014*

**Math**

What would be the new ordered pairs of reflecting the points (-1, 5), (-2, 2), (3, 2), and (2, 5)?
*September 6, 2014*

**Geometry**

Find the indicated values. Please correct me if I'm wrong! 1. B is between A and C. AB=2x+1, BC=3x-4, and AC=62. Find the value of 'x' and determine if B is a bisector. X=13 Is it a bisector? Yes 2. M is between L and N. LM=7x-1, MN=2x+4, and LN=12. Find the value ...
*September 6, 2014*

**Geometry**

W, R, and S are points on a number line, and W is the midpoint of point RS. For each pair of coordinates given, find the coordinate of the third point. Please correct me if I'm wrong! 1. R=4, S=-6 Answer: W=-1 2. W=-4, S=2 Answer: R=-10 *Could you please explain how you ...
*September 6, 2014*

**Physics II**

What is the sign and magnitude of a point charge that produces a potential of -2.00 V at a distance of 3.00 mm?
*September 6, 2014*

**English/Grammar help**

The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do.) please correct me if I'm wrong! 5. He removed the picture ...
*September 6, 2014*

**physics**

A flat circular plate of copper has a radius of 0.278 m and a mass of 42.6 kg. What is the thickness of the plate? answer in units of m
*September 6, 2014*

**English**

Is it wall?
*September 6, 2014*

**English**

The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do.) please correct me if I'm wrong! 1. Sam burnt the toast. ( ...
*September 6, 2014*

**Chemistry**

1.04 g/mL
*September 6, 2014*

**Physics**

1.A bus travels 400 m between two stops. It starts from rest and accelerates at 1.50 m/s^2 until it reaches a velocity of 9.00 m/s. The bus continues at this velocity and then decelerates at 2 m/s^2 until it comes to a halt. Find the total time required for the journey. 2.A 28...
*September 6, 2014*

**Physics**

Thanks!
*September 5, 2014*

**Physics**

A flight traffic controller is watching two planes. One is 20.0 km away in a direction 35.0º west of north at an altitude of 1650 m. The other is 18.0 km away in a direction 75.0º north of east at an altitude of 1420 m. How far apart are the two planes? Ax = 20.0km*...
*September 5, 2014*

**algebra**

Write the equation for the following relation. Include all of your work in your final answer. Submit your solution. P = {(x, y): (1, 0), (2, 4), (3, 8), (4, 12),
*September 5, 2014*

**English**

There is this one too: My name is John Andersen and I want to tell you about myself and my family. My name is John Andersen, and I want to tell you about myself and my family.
*September 5, 2014*

**English**

Which is correct? That is the resume, and I want to learn more about her in the future. That is the resume and I want to learn more about her in the future.
*September 5, 2014*

**math**

6.4 x 10^11 + 2.85 x 10^11 ( finding the sum written in scientific notation?) - 9.25 x 10^11 (my answer) - 9.25 x 10^22 - 92.5 x 10^-10 - 92.5 x 10^12 3 x 10^20/ 4 x 10^5 (write in scientific notation) - 7.5 x 10^3 - 0.75 x 10^4 (my answer) - 7.5 x 10^14 - 7.5 x 10^15 (6.2 x ...
*September 5, 2014*

**English**

In the play A Sad Vaudeville, The flagman tells the man it is not his job to ____ answer questions. give directions. issue tickets. give advice. (my answer)
*September 5, 2014*

**Physics(Need Help please)**

Four equal charged +Q are placed at the corners of a square of side a. Find the electric field strength at the midpoint of one side. Express your answer in terms of Q, a, and the constant k
*September 5, 2014*

**Math**

If the chance for each of the next two days that it will snow is 2/5. What is the chance that it will not snow on any of these days?
*September 5, 2014*

**math 101**

find the distance across the corners of square nut is 7.9mm on a side
*September 5, 2014*

**English**

He was placed higher than his colleague at the company.
*September 5, 2014*

**English**

If a person is placed higher than someone else, then is "higher" an adjective or adverb?
*September 5, 2014*

**Math **

can you explain the reason major league baseball chooses to round to the nearst thousandth rather than nearst hundredth or tenth ? which gives the most accurate results? why?
*September 4, 2014*

**Math PLease help**

can you explain the reason major league baseball chooses to round to the nearst thousandth rather than nearst hundredth or tenth ? which gives the most accurate results? why?
*September 4, 2014*

**History**

What lasting impact did the 1569 Mercator World Map have on people's image of the world?
*September 4, 2014*

**math**

2Sin50 cos60
*September 4, 2014*

**Math-please help!!**

Half the students in Max's class volunteer at the local community center. 15 students do not volunteer.if there are 12 boys in Max's class , how many girls are in Max's class? I am having a brain freeze!
*September 4, 2014*

**Novel**

1. The term racial unconscious means that A. nature weeds out the weakest and unfit. B. you must learn the law of club and fang to survive. C. each species and culture shares ancient memories, stored in the unconscious part of the mind. D. we're all racists at heart to ...
*September 4, 2014*

**Math**

Here is the instruction: Use the data from the table to calculate the number of hours of daylight for one day per week throughout the year (52 data points). Be sure to use the same day of the week so that your data points are evenly spaced 7 days apart. Does this mean... Jan. ...
*September 4, 2014*

**LA**

Thanks! There's another one too: It informs our perceptions, both true and false — one need look no further than the greatest tool of white supremacy in world history, the 1569 Mercator world map. Yes, a map. Gerardus Mercator’s wildly popular map was created ...
*September 4, 2014*

**LA**

Identify the main ideas of the paragraphs. My answers are in parentheses. It informs our history — New York City isn’t where it is because of dumb luck. Verrazzano and Hudson both stumbled into the greatest natural harbor on the Atlantic coast. Boston started as a ...
*September 4, 2014*

**physical science **

if an object has a mass of 10 g and a volume of 5 ml what is its density
*September 4, 2014*

**Geometry**

What are the precise measurements of angles 56 and 75?
*September 4, 2014*

**chemistry**

a mixture of gases is prepared for laboratory experiments by combining 4.2 L of oxygen, 0.71 L of nitrogen, and 0.22 L of carbon dioxide. Determine the percentage of nitrogen in the mixture.
*September 4, 2014*

**math**

Naomi has 50 red beads and white beads. The number of red beads is 1 more than 6 times the number of white beads. How many red beads does Naomi have?
*September 4, 2014*

**algebra**

Amy is building a house. The basement floor is at 15 feet. The roof of the house is above the ground 25 feet. Express the comparison of height as a inequality. Explain the meaning of the inequality.
*September 4, 2014*

**math**

Write as fraction or mixed number 1.004
*September 4, 2014*

**Math**

solve the variable e+17-91
*September 4, 2014*

**Science**

What characteristics are common in main sequence stars
*September 4, 2014*

**Science**

In what part of their life cycle are white dwarfs; beginning middle or end or some combination of those stages
*September 4, 2014*

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