Questions Asked on
August 21, 2014

physics
A lighthouse that rises 49 ft above the surface of the water sits on a rocky cliff that extends 19 ft from its base. A sailor on the deck of a ship sights the top of the lighthouse at an angle of 30.0 ∘ above the horizontal. If the sailor's eye level is
asked by Zara 
math
The density of a solid or liquid material divided by the density of water is called the _______ of the material?
asked by Anthony 
chemistry
A mixture of CO and CO2 having a volume of 20 ml is mixed with x ml of oxygen and electrically sparked. The volume after explosion is (16 + x)ml under the same conditions. What would be the residue volume if 30 ml of the original mixture is treated with
asked by Riya 
Sociology
Which theory do you think better explains how societies operate—structural functionalism or conflict theory? Why?
asked by Prakash Padukone 
math
a dining table in the shape of a rectangle ABCD has sides of length (2X+12)and x cm and the length of the diagonal BD is (2x+18)find the value of x
asked by Anonymous 
ALGEBRA
A JAR CONTAINING 3 RED 4 BLUE AND 5 WHITE MARBLES WHATS THE CHANCE OF DRAWING FIRST A RED AND THEN WITHOUT REPLACEMENT A WHITE MARBLE?
asked by TIM 
Algebra 1
A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of $1,050. At the end of March 2009, her checking account held a balance of $800. What is the monthly rate of change for the
asked by Sabrina 
statistics
A certain number of articles manufactured in a batch were classified into three categories according to some particular characteristic, being less than 50, between 50 and 60 and greater than 60. If this characteristic is known to be normally distributed,
asked by Jeshani 
Sociology
Do you think the way people behave in social interactions is more like the behavior of animals or more like actors playing a role in a theatrical production? Why?
asked by Buk Lau 
chemistry
Hydrogen and chlorine react to yield hydrogen chloride: H2+ Cl2 ( 2HCl. How many grams of HCl are formed from reaction of 3.56 g of H2 with 8.94 g of Cl2? Which reactant is limiting?
asked by Anonymous 
chemistry
An aqueous solution of cobalt(II) nitrate has a concentration of 0.471 molal. The percent by mass of cobalt(II) nitrate in the solution is %.
asked by jb 
chemistry
An aqueous solution is 40.0% by mass hydrochloric acid, HCl, and has a density of 1.20 g/mL. The molality of hydrochloric acid in the solution is m.
asked by yhea 
life sciences
what features does australopithecus sediba share with humans?
asked by noxolo 
Earth Science Continued
Please help me with the following questions: 1. A scientist suspected that the increase in the acidity of ocean water could have a devastating effect on organisms such as snails because it could break down calcium carbonate, a chemical that makes up their
asked by Brady 
math
Diana is going camping with her family. Their campsite is 3/4 mile away. They walk at a steady speed of 1 and 1/8 miles an hour. How many minutes will it take to get to the campsite
asked by mike 
Physics
The vector 5.2A⃗ has a magnitude of 40m and points in the positive x direction. Find the x component of the vector A⃗ ? I do not understand how I am supposed to figure this out with just having the magnitude of the vector. Shouldn't there be an angle
asked by Anonymous 
Math
Write each percent as a fraction in simplest form. 2 2/5%=?
asked by Ashton 
blah
Question 5 Two point charges, each 6*105 C, are separated by 30 cm. What is the electrostatic force produced by this arrangement?
asked by Anonymous 
physics
show a car that travels 5 km due east and makes a uturn to travel another 3 km find distance covered and its displacement
asked by same 
Earth Science
Please help me with the following questions: 1. A scientist suspected that the increase in the acidity of ocean water could have a devastating effect on organisms such as snails because it could break down calcium carbonate, a chemical that makes up their
asked by Brady 
english 4
Phil received a midterm assignment for his economics class to write a business letter. He wants to achieve the highest score possible. What would help Phil the most? 1 knowing the length of the letter 2 knowing the rating scale 3 knowing the evaluators 4
asked by neri 
phi 208 ethical and moral reasoning
Robinson suggests that the more closely one associates with one’s identity with a certain group, the more one will (Points : 1) Associate one’s honor with defying the honor of the group Associate one’s honor with that of the group Associate one’s
asked by elizabeth 
Math
Solve for w G=4x+1/2w+3/4 Can you show me the steps pls?
asked by Johnny mior 
phi 208 ethical and moral reasoning
Hill uses this technique in the middle of the article to examine ideas about the human’s place within nature: (Points : 1) He presents specific factual examples that demonstrate harm to the environment. He presents a fictional example of a perfect
asked by elizabeth 
Math
Whats the name of the number under the dividend? (Not the remainder)
asked by C.v 
Algebra
If a crane is lowered at 4.5 feet per second, what is the crane's velocity and speed?
asked by Lexi 
Math
If 20% more than a number results in 28, what is the number? Express your answer as a fraction. Please help mates.
asked by MATH 
Algebra question HELP!
Beatriz is creating graphs for her city’s Parks Department. Beatriz is trying to persuade the Parks Department to put in more gazebos for shade. For a local park, Beatriz wants to demonstrate the attendance as it changes every week. She also wants to
asked by Sdog 
math
compare write >or< for 2,854,376 to 2,845,763
asked by paula 
Algebra
The HIGHEST point in a certain location is a foreign country is 15,541 feet above sea level. The LOWEST point in the same country is 107 feet below sea level. What is the difference between these two elevations?
asked by Lexi 
Alg I
when translating the verbal expression "five more than d" into an algebraic expression, is the answer 5+d or d+5? Aren't they the same?
asked by Gina 
math
11.What is the slope of the line whose equation is 4y6x+16=0?
asked by vincent 
math
12. For what value of x will x and 120 have the same mean as 34 and 53?
asked by vincent 
math
35. If b is postive integers less than 400 and more than 100, then how many integer pairs (a,b) satisify the equation a/b=2/9?
asked by vincent 
Geomentry
If RS=8y+4,ST=2x2 and RT=64 find the value of x
asked by Manuel 
complex fractions and unit rate
A lawn company advertises that they can spread 7,500 square feet of grass seed in 2 1/2 hours. Find the number of square feet of grass seed that can be spread per hour.
asked by Skylar 
World Civilization
As an immediate result of the Battle of Trafalgar,
asked by Ashton 
English
What are the 4 bilingual programs?
asked by Lelee 
physics
The mass of a solid cube is 700 g, and each edge has a length of 6.42 cm. Find the density of the cube. Answer in units of kg. d=m/v d=700/(6.42^3) 700/264.60928
asked by Viviane 
biology
You want to design an experiment to test if a bacteria affects a transmembrane protein. What types of controls should you use to eliminate effects of confounding variables?
asked by Tim 
Economics
Production Possibilities Curve (PPC) Worksheet All PPC’s Reflect Increasing Opportunity Costs For Numbers 110, think the change affects all markets. On all graphs, place “Consumer Goods” on the X Axis and place “Capital Goods” on the Y. 1)
asked by Ana 
Math
How many 2digit numbers have two different even numbers and odd numbers?
asked by Cassandra Ignacio 
Ethics and Moral Reasonong
In what way would Hill’s notion of “selfacceptance” correspond to Aristotle’s conception of eudaimonia? (Points : 1)
asked by Derrick 
physics
(a) The current in a river flows at 1.35 ms1 relative to an observer on the shore. A swimmer with a velocity of 3.12 ms1 relative to the water swims directly upstream. What is the velocity of the swimmer relative to an observer on the shore? i used v=v
asked by shoushanik 
math
23. There are two telephone companies provide home phone service in New York City. Company A charges $25 monthly fee and $0.10 for one minute after 30 minutes phone call. Company B charges $20 monthly fee and $0.12 for one minute after 30 minutes phone
asked by vincent 
Algebra
Can you have a 1 column matrix.
asked by Lexi 
math
what is the base 10 of 469 3rd grade
asked by heidi 
biology
Explain how both nucleic acids and proteins are polymers.Be sure to describe the monomers that make up the polymers.
asked by Anonymous 
computer
write an algorithm , draw a flowchart and write a program to calculate the total amount if a child buys 20 pens at rs20each , 30 pencils at rs2 each and 40 erasers at rs5 ***********each
asked by eena 
physics
(b) The current in a river flows at 1.51 ms1 relative to the shore. A swimmer with a velocity of 3.76 ms1 relative to the water wishes to swim directly across the river. At what angle to the shore should the swimmer head in order to arrive directly
asked by shoushanik 
science & math
for a ray of light incident normally on one face of the prism prace course of the ray measure the delta angle explain briefly do this for prism with angleA=60,45,90
asked by Anonymous 
Oral Communications
What is a good and creative way to start a speech when your introducing yourself.
asked by Lexi 
MAth
absolute value problem 137x2+8/6 = 137x10/6 am I on the right track?
asked by Amy 
algebra
4ax+8a10x20
asked by cathy 
Voabulary
How can we hope to a city that is surrounded by such strong walls and has ample supplies of everything it needs?
asked by Jennifer 
physics
(a) An object is subjected to two displacements. The displacement vector of the first, V1 , has a magnitude of 186 m at an angle 23° North of East. The second displacement vector, V2 , has a magnitude of 327 m at an angle 43° West of North. find the
asked by shoushanik 
physics
A highway is to be built between two towns, one of which lies 47.0 km south and 69.0 km west of the other. (a) What is the shortest length of highway that can be built between the two towns, and (b) at what angle would this highway be directed, as a
asked by natalie 
Algebra
Simplify 1/3 (21m + 27) My answer is 7m + 9
asked by Faye 
history
how did the Native Americans use their natural resources
asked by mylia 
physics
hill that has a 37.7 % grade is one that rises 37.7 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal?
asked by natalie 
Math
if it takes 1 second to place a grain of rice on the chessboard, how long will it take to place all the grains on the chessboard for each reward? example: Reward A had 3768 grains Reward B had 73628 grains Reward C had 82613 grains what is the formula to
asked by Moe 
the part of speech
You should use a _______ conjunction to introduce an adverbial clause. A. plural B. subordinating C. coordinating D. correlative
asked by sharell 
phi 208
Robinson describes magnanimity as the mean between the extremes of
asked by lauren 
physics1015(applied mechanics)
The 1.2Mg helicopter is traveling at a constant speed of 50m/s along the horizontal curved path while banking at ƒÆ = 30∘. Part A Determine the force acting normal to the blade, i.e., in the yŒ direction.
asked by arnold 
math
Nancys birthdays is beteen aug 10 and aug 27. the date of her birthday is not an even number. the sum of the digits is 4. show how to find the date of nancys birthdat
asked by franklynn 
math
Nancys birthdays is beteen aug 10 and aug 24. the date of her birthday is not an even number. the sum of the digits is 4. show how to find the date of nancys birthdat
asked by franklynn 
Algebra
Kevin ran 4 miles more than Steve ran. The sum of their distances is 26 miles. How far did Steve run? The domain of the solution is {0, 4, 11, 22}.
asked by Jd 
History
Who is Daniel? A. the man who wrote on the palace wall B. the king of Babylon C. the wisest man in Babylon D. the best friend of Belshazzar
asked by Matt 
computers
create a program that will input two quizzes and will compute for sum,difference,product,quotient and average using printf and scanf. create your own design.
asked by david 
fundamental design
what is rhythm?
asked by tmm 
maths
how is solve arrange the fraction in decending order 1/5, 2/8, 5/12
asked by neela 
maths
A roof section of a house is a large triangle. it measures 6.4 meters at the base and is 3.8 meters high. If one liter of paint covers 3 meters square, how many litres are needed to paint this section twice? Answer to the nearest litre.
asked by zeebuddy 
maths
A triangular section of a design must have an area of 1.84m square. If the height has to be 1.6m, what’s the base length?
asked by zeebuddy 
chemistry
one of the following scientists never made any contribution to the development of periodic table? (a)j.jthompson (b)John Newlands (c) Luther Meyer ( d) mendeleev
asked by Anonymous 
maths
The sides of a tetrahedron are 4 equilateral triangles. If the base of each triangle is 8cm and its heights 6.9cm, please help me to calculate the surface are of the tetrahedron.
asked by zeebuddy 
math
a father is 7times as old as his son .two years ago,the father was 13times as old as his son.how old tyey are now?
asked by akshat 
math
on school picnic,a group of students agree to pay equally for the use of a full boat and pay Rs.10 each.if there had been 3 more students in each group, each would have paid Rs.2 less.how many students were there in the group?
asked by akshat 
math
The circumference of a circle varies directly from its diameter. If the circumference of the circle having a diameter of 7cm is 7 cm, what is the circumferences of the circle whose diameter is 10cm? 18cm? 20cm? a. Write a mathematical statement that relate
asked by =) 
math
change f(x)=(x1)^24 to general form
asked by Anonymous 
math algebra
The service fee of physical therapist varies directly as the number of hours n of service rendered A physical therapist charges Php 2,100.00 for 3hours service to patient in a home care. How much would he be paid for 6 ½ hours of service.
asked by =) 
math algebra
The amount of paint p needed to paint walls of a room varies directly as the area A of the wall of 2gallons of paint are needed to paint a wall with an area of 100sq. meters?
asked by =) 
math algebra
A teacher charges php.500.00 per hour of tutorial service to a second year high school student. If she spends 3hours tutoring per day how much would she receive in 20days?
asked by =) 
Health
We got a really weird question When a person goes and measured themselves on the medical beam scale, is it possible for them to stand in different places on the scale to weight less or more? (Ex. Standing on one door, left. Or standing on just right foot.
asked by Lilly 
algebra
solve using elimination please show how to come up with answer. 6x  3y = 18 6x + 3y = 12 Please help!!!
asked by michael R 
algebra
find the xintercept of the line 2x3y12=0 after it is translated up 3 units
asked by rvb 
chemistry
sulphur+iron filings
asked by Anonymous 
physics
from point A, a boy walks 4 m to the east,2 m to the sout, 4 m to the west , and finally, 2 m to the north , find the distance he travelled and his displacement
asked by same 
science
The time units used by scientists to divide Earth's history are part of the
asked by Anonymous 
Science
A chemist notes that a solution turns blue when a chemical reaction takes place. Which of the following correctly describes the chemist's data? A.The data is a qualitative observation B.The data is a quantitative observation C.The data is a prediction
asked by Gwen 
percent markup
If the markup is $6 on a pair of jeans which cost $22, what is the percent markup based on selling price?
asked by Leslie 
english grammar
Homophones Fill in the blank with homohpones The __of the school are very strict There are many ___in the garden
asked by vs 
physical science
A car travels in a northward direction for a total distance of 512 km. The car completes this trip in 6 hrs. After resting the driver makes the return trip, the return trip only takes 5.5 hours. What is the average speed of the car over the entire trip?
asked by Anonymous 
General Physical Science
A fishtank with inside dimensions of 65 cm X 45 cm X 80 cm is filled with water. What is the volume in cm3 of water required? What is the mass in grams of the water required? What is the mass in kilograms?
asked by Anonymous 
science
If each resistor in a diagram is 95 Ù. What is the total current in the circuit if it is connected to a 120 V power supply?
asked by Anonymous 
math
information: (C)Charges $750 for up to 30 people. (P)Plus $20 per person for each extra person. question: C dollars is the cost of a party for P people.Find formula that gives C in terms of P.
asked by stephanie 
Math
Need help plz?! Graph the ordered pairs (0, 4) and (1, 1) and connect to form a line. Which Quadrant contains no point for this linear function? I honestly need help here
asked by Anonymous 
Math
Ernie wants to fence in a rectangular play yard for his two dogs. He has 12 pieces of fence that are one unit each. What are the dimensions of the largest play yard that Ernie could make? Show your work
asked by Anonymous 
Math
I don't know how to answer this. If 10% of a number is 2 less than 20% of the same number, then 80% of the number equals_______.
asked by John 
English
Is the following sentence an example of using turned as a linking verb? The milk turned sour after sitting on the counter overnight. My answer is yes.
asked by Faye 
algebra
Additive inverse integer of 13
asked by mitch 
math
1. Tim has an afterschool delivery service that he provides for several small retailers in town. He uses his bicycle and charges $1.25 for a delivery made within 1 1/2 mi, $1.70 for a delivery of at least 1 1/2 mi but less than 2 miles, and so on. How
asked by super 
math
32 gal/min = qt/h
asked by Chris 
Health
Can standing in different positions make you weigh less on a beam scale? If so, how to stand? (More towards front or more towards back. More towards the left or more towards the right. Stand only on one foot or stand on both feet.) I don't have a beam
asked by Lilly 
math
use the number 913,256 write the name of the period that has the digits 913
asked by Isabella 
Math
If a play at the theater in day 15 was sold out expect for 3 rows in the balcony and one seat in all the other rows, how many people attended the play? This is all the information that the problem gave.
asked by Twin A 
physical science
two forces act on an object f1 = 5N f2 = 7N when will the resultant force be maximum?
asked by nomasonto 
chemistry
How many grams of NaOH are there in 187 grams of an aqueous solution that is 7.06 % by weight NaOH.
asked by jb 
logical and critical reasoning
The second proposition is this: an action done from duty has its moral worth, not in the purpose that is to be attained by it, but in the maxim according to which the action is determined. The moral worth depends, therefore, not on the realization of the
asked by john 
Chemistry
1.50g of NaHCO3 is dissolved in 17.1g of water. Express the solubility of NaHCO3 in grams per 100g of solvent and calculate the % composition of NaHCO3 and water.
asked by Mo 
chemistry
How many grams of NiI2 are there in 263 grams of an aqueous solution that is 33.5 % by weight NiI2.
asked by jb 
logical and critical reasoning
Regardless of what Jim says, baseball is a more refined sport than ice hockey. This is so because more refined people watch baseball rather than ice hockey. You can tell which people are more refined simply by the fact that they prefer the more refined
asked by john 
Math
Using only one cut, how would you divide 7 pieces of licorice among 5 people so that each person gets the exact same amount of licorice without bending the licorice
asked by Anonymous 
phi 208 ethical and moral reasoning
Robinson describes magnanimity and integrity as both primarily concerned with what? (Points : 1) Honor Wealth Courage Generosity
asked by elizabeth 
math
25. If the area of the base of a circular pool is 942 square yards. What is its radius?(use pie=3.14)
asked by vincent 
math
why are 10.6 the same as 10.60?
asked by adriana 
phi 208 ethical and moral reasoning
Robinson agrees with Aquinas’ idea that (Points : 1) Honor is a subjective quality Honor is secondary to integrity Honor must be displayed in action Honor is secondary to magnanimity None of the above I think it is c am I correct
asked by elizabeth