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Total # Posts: 108,351

Science
Other than moisture what are the three major components of the air you breathe

Texas history
1. Who were the buffalo soldiers? A. African-American US Calvary units that fought against the Comanche B. Comanche rangers who also hunted buffalo C. Private security hired by Texas cattleman to protect them from the Comanche D. Soldiers of signed by the US army to attack the...

STATS MATH 300
In a recent study, 25 males used a new weight-loss supplement, and all but 6 of them experienced weight loss after two weeks. In the same study, 50 females used the same supplement, and all but 8 of them experienced weight loss after two weeks. ALEKS ANSWER

Physics
What is power output of a 60 kg person who walks up a 4 meter flight of stairs in 4.0 seconds?

Health
Leo is late to practice again, so his soccer coach reprimands him and makes him run extra laps. When he gets home, Leo bullies his little sister until she cries. Identify which defense mechanism this is and explain how it works.

Math, algebra
A farmer buys a tractor for $50,000. If the tractor depreciates 10% per year, find the value of the tractor in 7 years. Round to the nearest penny.

science
idk

math
If 400 bricks measuring 81" by 31" are required to build a wall 42 ft. high, how long is the wall?

english
what is the meaning of positronic?

math - word problem
X=21 x+35= 56

math - word problem
Ritika bought a few green apples and a few red apples. There were 35more green apples than red apples. If the ratio of green apples to red apples was 8:3 ,how many apples of each variety did she bring ?

Science
a 30 gm bullet is fired from a gun of mass 2kg with a speed of 800m/s. Find the magnitude and direction of the velocity of gun

Chemistry
How much ice (in grams) be added to lower the temperature of 355 mL of water from 25 ?C to 5 ?C ? (Assume the following: the density of water is 1.0 g/mL, the ice is at 0 ?C, the heat of fusion of ice is 6.02 kJ/mol, and the volume of water produced by the melting ice is ...

Physics
Jai mashimathi

math
Problem #1 Find the arc length corresponding to the given angle (in degrees) on a circle of radius 3.3. An angle of 39 degrees has an arc length of_______ units. Problem #2 The diameter of the wheels on your car (including the tires) is 25 inches. You are going to drive 295 ...

math
2/4

math
20/30

math
find the ratio of the length of the blue rectangle, to the length of the green rectangle, repeat this for width, perimeter and area blue rectangle is 2 ft by 3 ft green rectangle is 4 ft by 6 ft

math
find the ratio of the length of the blue rectangle, to the length of the green rectangle, repeat this for width, perimeter and area

math
The angle of elevation of the sun is 78 degrees. How long is the shadow of a 30m tree?

Physics
lgtugg

Physics
A child uses a rubber band to launch a bottle cap at an angle of 35.5° above the horizontal. The cap travels a horizontal distance of 1.30 m in 1.60 s. What was the initial speed of the bottle cap, just after leaving the rubber band?

Math
thanks

Math
thanks

Algebra
X2/y+y2/x/y2-day+x2

6th Grade Math
60% of the product of one-twelfth y and two-thirds z

chemistry
Yhh

math
If 3/8 students were absent, what fraction were present?

Math, algebra
A farmer buys a tractor for $50,000. If the tractor depreciates 10% per year, find the value of the tractor in 7 years. Round to the nearest penny.

Chemistry
If 23.2 grams of ammonium nitrite react to form 10.1 grams of nitrogen, how many grams of water must simultaneously be formed?

Chem
Balance the equation Ca(NO3)2 + NaOH yields Ca (OH)2 + NaNO3

Math, algebra
A farmer buys a tractor for $50,000. If the tractor depreciates 10% per year, find the value of the tractor in 7 years. Round to the nearest penny.

Math
yes they are fractions Ms.Sue

Math
Adam used the three fractions to make a circle graph and colored each a different color. What fraction of the graph is not colored?

Math
The following equation expresses a relationship in terms of one variable. However, you are asked to rewrite the equation in terms of a different variable. L = 2M + 2N N = ?

PE
Name the three important components of the skill acquisition process and explain what each process means.

Social Studies
Also the answers to the NEXT lesson are 1.D 2.C 3.A 3.A THESE ARE FOR THE NEXT LESSON NOT THE LESSON THIS QUESTION IS FROM

Social Studies
1:C 2:C 3:A 4:A 5:D Just took it and got 100 %

PE
What is an example of flight path of projectile force and range? Explain from start to finish, the flight path of a projectile in the physical activity you chose.

english 3
To win an argument is seldom a desirable goal.

gpc
Which of the following is the biggest concern of the neighbors of Israel?

English
Don't listen to idk I just took the test and whatever answers are 100% right

English
These are all right!!! Thank you!!!

science
Distillation and evaporation are methods to ______.

Chemistry
What is the oxidation state of Fe in Fe(CO)5

math
A family ticket costs Rs 25 would it be cheaperfor a family of two adults and two childern to buy a family ticket?

math
i wanted to get the answer for (5-2*.5)(4-2*.5)(63) but am confused

Calculus Answer Check
A particle moves along a line so that its position at any time t >= 0 is given by the function -t^3 + t^2 + 5t + 3, where p is measured in feet and t is measured in seconds. 1. Find the displacement during the first four seconds. My answer: 75 ft 2. Find the average ...

Basic algebra
jenelle makes $7.25 an hour at the flower shop write an inequality to find out how many hours you was work to earn at least $125 how do you want does the word step-by-step

Basic Algebra
jenelle makes $7.25 an hour at the flower shop write an inequality to find out how many hours you was work to earn at least $125

Please help
I think its c

phisycis
A coin is placed 14.0 cm from the axis of a rotating turntable of variable speed. When the speed of the turntable is slowly increased, the coin remains fixed on the turntable until a rate of 31.0 rpm (revolutions per minute) is reached, at which point the coin slides off. Part...

Math
For an art exhibit, Craig has to choose 3 ceramic mugs out of the 7 that he made over the summer. In how many ways can he arrange these 3 mugs in a row?

Math
10+5=15.crickets . 15+520 ladybugs

Math
Jefff find some bugs. He finds 10 fewer grasshoppers than crickets. He find 5 fewer crickets than ladybugs. If Jeff finds 5 grasshoppers, how many ladybugs does Jeff find? How many crickets does he finding

chem
Hydrogen + chlorine form hydrogen cloride gas Balance it

chem
magnesium hydroxide is added to hydroiodic acid to form maagnesium iodide and water

Science
What is the function that makes hair stand up

Math
If there are 24 students in the classroom and 3/6 are boys. How many boys are in the class

Math (help if you know the full test)
too bad -- failing in typing and spelling, as well...

Maths
Construct a parallelogram ABCD with AB=6cm,CD=4.5cm,and BD=7.5cm.

riddle
Embryo

riddle
Land

riddle
I really don know wat else to think but am starting to agree with new moon or love

riddle
Education

riddle
The word "new". That's the answer. Welcome.

riddle
tha answr iz lve or land

riddle
the answer is sun ut rises every mrng 2 symbolise a new day

riddle
I think the answer is the art of tattooing. It was there in the past where it was used to identify different tribes and in the present time it's a new style of fashion and lifestyle.

riddle
Salvation

riddle
fashion..it recurs from generation to generation..for example,boyfriend shoes were worn in 1980's and today they're back on fashion

Math
The sides of two squares are 4cm and 6cm. Find the ratio of their areas and their perimeters.

math;);)
The diameter of a spherical grapefruit is 6.0 inches. An amateur fruit slicer misses its center by one inch. What is the radius of the circular slice?

6th grade alg
What do you mean by "3 different ways to write each value and exponent"? Does it mean this: 3^4 9^2

health and physical education
Using the excitement of violence to keep video games users to playing their games is an example of which risk factor? A. poverty B. family violence C. media violence D. availability of weapons

Reading
Thank you so much! I have a hard time making inferences

Reading
The Finish of Patsy Barnes Why does the doctor speak to Eliza Barnes in an unfeeling way?

mystery
wrong

math
if n veries inversely as (y^2-1) and is equal to 24,when y=10. then find the value of n, when y=5

Social Studies
Your second question is actually C, like you though. Ms. Sue was wrong. Dependance on oil is the answer. 3 is also wrong. It is not D, it is C as well. The answer to 3 is: Some have absolute power, and some have limited power.

Math
How do you solve 6x + 12 + 2cosx = 0?

maths
In apair of suplementry angles one is three and a half times the other find measurement

Math
a rectangle of board measures 21 m by 70 cm. Circular plates are to be cut from the board of diameter 14 cm. how many plates and board is left

Science
What are some ideas for experiments on a dripping faucet?

math
After travelling 3/8 of the distance between two cities a bus is still 12km short of half way. How far apart are the two towns?

Algebra
Find four numbers that form a geometric progression such that the third term is greater than the first by 12 and the fourth is greater than the second by 36.

Chemistiy
Complete & Balance the Equation: i) Zn + Cu(NO3)2 -> ii) Ag + Mg(NO3)2 -> iii) Al + HNO3 -> iv) Mg + Fe(NO3)2 -> My Answers: i) 2 Zn + Cu(NO3)2 -> Cu + 2 ZnNO3 ii) Ag + Mg(NO3)2 -> No RXN iii) Al + HNO3 -> Al(NO3)3 + NO + 2H2O iv) Mg + Fe(NO3)2 -> Mg(...

chemistry
45 ft by 62 ft = 15 yards by 20.67 yards A = LW A = 310.05 square yards 310.05 * 21 = 6511.05 Therefore the carpet will cost $6 511.05

Chemistry
Calculate enthalpy of the reaction ethene+hydrogen gives ethane are -1410KJ,-286kJ and -1560KJ respectively at 25°c

Math
Sheena is now one third of her father's age.Twelve years hence she will be half as old as her father.Find their present ages??

accounting
The accounting records of Nettie Distribution show the following assets and liabilities as of December 31, 2014 and 2015. December 31 2014 2015 Cash $50,422 $9,070 Accounts receivable 27,310 21,458 Office supplies 4,317 3,162 Office equipment 132,530 141,170 Trucks 51,861 60,...

geography
What is the difference between lind and unlined canal

Algebra
What is the formula for the nth term of this sequence: 2, 6, 12, 20...

Algebra
What is the formula for the nth term of the following sequence: 1, 4, 9, 16....

bearings
PQRS are four locations on the same horizontal plane Q is an bearing of 041 degree from P and the distance is 40km,S is 28km from R on a bearing 074 degree, R is directly due north of P and the distant between Q and R is 38km. Find to the nearest whole number a. the bearing of...

Social Studies
ms.Sue could you help me next.

stuff
When Morgan’s dad returned from the store, he went for a jog. He jogged for 1 hour and 15 minutes at a pace of 4.8 miles per hour. How far did he jog?

math
Ms.Sue please help me.

math
please help me.

math
somebody please help me now this before 2:15 P.M TODAY!!!!!!!!!!!!!!!!

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