Tuesday

February 28, 2017
Total # Posts: 105,749

**Science**

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

*January 19, 2017*

**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...

*January 19, 2017*

**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

*January 19, 2017*

**Physics **

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

*January 19, 2017*

**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.

*January 19, 2017*

**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.

*January 19, 2017*

**math**

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

*January 19, 2017*

**english**

what is the meaning of positronic?

*January 19, 2017*

**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 ?

*January 19, 2017*

**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

*January 19, 2017*

**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 ...

*January 19, 2017*

**Physics**

Jai mashimathi

*January 19, 2017*

**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 ...

*January 19, 2017*

**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

*January 18, 2017*

**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

*January 18, 2017*

**math**

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

*January 18, 2017*

**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?

*January 18, 2017*

**Math**

thanks

*January 18, 2017*

**Math**

thanks

*January 18, 2017*

**Algebra **

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

*January 18, 2017*

**6th Grade Math**

60% of the product of one-twelfth y and two-thirds z

*January 18, 2017*

**chemistry**

Yhh

*January 18, 2017*

**math**

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

*January 18, 2017*

**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.

*January 18, 2017*

**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?

*January 18, 2017*

**Chem**

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

*January 18, 2017*

**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.

*January 18, 2017*

**Math**

yes they are fractions Ms.Sue

*January 18, 2017*

**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?

*January 18, 2017*

**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 = ?

*January 18, 2017*

**PE**

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

*January 18, 2017*

**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.

*January 18, 2017*

**english 3**

To win an argument is seldom a desirable goal.

*January 18, 2017*

**gpc**

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

*January 18, 2017*

**English**

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

*January 18, 2017*

**science**

Distillation and evaporation are methods to ______.

*January 18, 2017*

**Chemistry **

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

*January 18, 2017*

**math**

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

*January 18, 2017*

**math **

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

*January 18, 2017*

**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 ...

*January 18, 2017*

**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

*January 17, 2017*

**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

*January 17, 2017*

**Please help**

I think its c

*January 17, 2017*

**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...

*January 17, 2017*

**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?

*January 17, 2017*

**Math**

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

*January 17, 2017*

**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

*January 17, 2017*

**chem**

Hydrogen + chlorine form hydrogen cloride gas Balance it

*January 17, 2017*

**chem**

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

*January 17, 2017*

**Science**

What is the function that makes hair stand up

*January 17, 2017*

**Math**

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

*January 17, 2017*

**Math (help if you know the full test)**

too bad -- failing in typing and spelling, as well...

*January 17, 2017*

**Maths**

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

*January 17, 2017*

**riddle**

Salvation

*January 17, 2017*

**riddle**

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

*January 17, 2017*

**Math**

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

*January 17, 2017*

**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?

*January 16, 2017*

**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

*January 16, 2017*

**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

*January 16, 2017*

**Reading**

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

*January 16, 2017*

**Reading**

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

*January 16, 2017*

**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

*January 16, 2017*

**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.

*January 16, 2017*

**Math**

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

*January 16, 2017*

**maths**

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

*January 16, 2017*

**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

*January 16, 2017*

**Science**

What are some ideas for experiments on a dripping faucet?

*January 16, 2017*

**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?

*January 15, 2017*

**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.

*January 15, 2017*

**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(...

*January 15, 2017*

**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

*January 15, 2017*

**Chemistry**

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

*January 15, 2017*

**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??

*January 15, 2017*

**Algebra**

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

*January 14, 2017*

**Algebra**

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

*January 13, 2017*

**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...

*January 13, 2017*

**Social Studies**

ms.Sue could you help me next.

*January 13, 2017*

**stuff**

When Morganâ€™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?

*January 13, 2017*

**math**

Ms.Sue please help me.

*January 13, 2017*

**math**

please help me.

*January 13, 2017*

**math**

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

*January 13, 2017*

**math**

In a proportional relationship, why must the graph of the line always go through the origin (0,0)?

*January 13, 2017*

**Social Studies**

I need help with The Early Republic, Lesson 6 Monroe's Presidency in American History.

*January 13, 2017*

**Science **

Has anyone took the Structures and Properties test for 8th grade. I'm a student at connections and I need help.

*January 13, 2017*

**Math**

tHE SUM OF THREE NUMBERS IS 75. THE SECOND NUMBER IS 5MORE THAN THE FIRST AND THE THIRD IS THREE TIMES THE SECOND. FIND THE NUMBERS.

*January 13, 2017*

**Maths**

How much will it cost for 14 sq metres of carpet at £18 a yard

*January 13, 2017*

**Math - Algebra**

"in the first ----> 12 + 41 = 30" Sorry if this sounds dumb, but where does the 12 come from?

*January 13, 2017*

**Math - Algebra**

Six small marbles and four large marbles have a combined weight of 30 g, whilst seven small marbles and two large marbles have a weight of 23 g. Find the weight of a large marble. Can someone help me create the equation? Thanks.

*January 13, 2017*

**math**

The difference between two numbers is 11 and twice the smaller number, minus four, equals the larger number. Find the two numbers.

*January 13, 2017*

**math**

300 bees have enough honney supplies to last 9 months. They are joined by 150 bees whose hive has been destroyed by a storm. How long will the honey supplies last now?

*January 13, 2017*

**Physics**

the engineer of a passenger train traveling at 100 ft/sec sights a freight train whose caboose is 600 ft ahead of the same track. The freight train is traveling in the same direction as the passenger train with a velocity of 30 ft/sec. The engineer of the passenger train ...

*January 13, 2017*

**AP Physics 1 **

A 1400 kg car is moving westward with a speed of 12 m/s, and a 3600 kg truck is traveling east with a speed of 27 m/s. Find the velocity of the center of mass of the system. Answer in units of m/sˆ

*January 13, 2017*

**math**

4336677

*January 12, 2017*

**math;););)**

sorry it's formatted weirdly

*January 12, 2017*

**math;););)**

Previously you found that a 15-degree counterclockwise rotationcenteredat(2,1)sendsthepoint(4,6)toanother point (x, y) ? (2.638, 6.347). The diagram on the right shows the vector v in the same direction as vector [2,5], only with a di?erent length. Similarly, the vector u is ...

*January 12, 2017*

**math**

I got 2.109 instead of 3.253 but thanks for helping me! It must've taken you a long time to type all of that.

*January 12, 2017*

**math**

can someone plz help me?

*January 12, 2017*

**math**

Let A = (0,0,0), B = (9,8,12), and C = (6,2,3). Find coordinates for the point on line AB that is closest to C.

*January 12, 2017*

**PLEASE ANSWER! I NEED HELP**

Question: Suppose you have sunlight shining on two clear containers of water on a table. Light waves refract through one of the containers but diffract around the other container. Describe how the two containers are different. A link would be useful too, or a website! (I have ...

*January 12, 2017*