Friday

December 9, 2016
Total # Posts: 604

**Pre-Algebra**

1 1/2?

*September 28, 2015*

**Pre-Algebra**

What is the sum of 5/6+2/3? A)1 1/3 B)1 1/2 C)1 2/3 D)1 3/4

*September 28, 2015*

**Science PLEASE help!**

THANK YOU!!!

*September 28, 2015*

**Science PLEASE help!**

What is the difference between a scientific theory and a scientific law?

*September 28, 2015*

**Science**

A student measures a room to be 20.0m*17.16m. Which of the numbers below represents the room's area with the correct number of significant figures? A) 340 meters squared B) 343 meters squared C) 343.2 meters squared D)343.20 meters squared

*September 28, 2015*

**Science**

Why do scientists use models of natural science? A) Scientists use models of natural systems because these systems are often too large, too small, or too complex to study directly B) Scientists use models of natural systems because they like to use art in science. C) ...

*September 28, 2015*

**Language Arts**

Thank you!

*September 25, 2015*

**Language Arts**

B?

*September 25, 2015*

**Language Arts**

What does the word conviction mean in this sentence? His voice rang with great conviction as he told us his ideas. A)Anger B)Certainty C)Confusion D)Sorrow

*September 25, 2015*

**Physics**

An 8 kg mass is supported by an aluminum wire of length 80 cm abd diameter 2.0mm. How much will the wire stretch?

*September 24, 2015*

**Physics**

An 8 kg mass is supported by an aluminum wire of length 80 cm abd diameter 2.0mm. How much will the wire stretch?

*September 23, 2015*

**Physics **

What are three different kinds of automatic switching devices? What are the conditions that cause the on/off action of the switch?

*September 22, 2015*

**physics**

A 15-V battery is hooked up to three resistors in series. The voltage drop across the first resistor is 3V and the voltage drop across the sencond resistor is 10V. What is the voltage drop across the last resistor? I don't understand what equation to do for this problem. ...

*September 19, 2015*

**Life Orientation**

the link between itrapersonal conflict and an initiating romantic relationship

*September 14, 2015*

**Quick English check**

Can someone check that I put these words in the right spot of where they need to go? Please correct me if I'm wrong! :) In the 1950s in Europe, to BROACH such a controversial subject as the Algerian separatist movement in a public forum was assured to immediately EVOKE ...

*September 1, 2015*

**Quick English check**

Please check to see if I have these words in the correct sentences. Correct me if I'm wrong! :) 1. The defendants attorney objected to the plaintiff's ASSERTION, claiming it was hearsay. 2. The news media PROMULGATED the results of the election. 3. I tried to ...

*August 31, 2015*

**Quick English check**

Can someone check that I put these words in the right spot of where they need to go? Please correct me if I'm wrong! :) In the 1950s in Europe, to BROACH such a controversial subject as the Algerian separatist movement in a public forum was assured to immediately EVOKE ...

*August 31, 2015*

**international school of south Africa**

mathematics, geography, economics and English literature what career options are there following those subject choices

*August 27, 2015*

**Differential calculus**

A gutter with trapezoidal cross section is to be made from a long sheet of tin 8 in wide by turning up one third of its width on each side , what width a cross the top that will give a maximum capacity

*August 23, 2015*

**Geometry**

If a ray divides an angle into two supplementary angles, then the original angle is a straight angle.

*August 20, 2015*

**English**

So the main points of the argument in this case would be again to unify the country, as well as instil patriotism into he citizens?

*July 20, 2015*

**English**

We had to read Kennedy's Inaugural Speech: Vice President Johnson, Mr. Speaker, Mr. Chief Justice, President Eisenhower, Vice president Nixon, President Truman, Reverend Clergy, fellow citizens: We observe today not a victory of party but a celebration of freedom--...

*July 20, 2015*

**St paul's university**

A sample of 200 voters revealed the following about the three candidates A,B and C.28 were in favour of both A and B.98 in favour of A or B but not C.42 in favour of B but not C or A.122 in favour of B or C but not A.64 in favour of C but not A or B.14 in favour of A and C but...

*July 4, 2015*

**english**

thank you :)

*June 16, 2015*

**english**

hello admin,i have an english homework and i confuse with this question 1 robin still felt --------- of the accident several months later. a reaction b effects c affects d contraction and i answer a,is it wrong? 2 despite the peer pressure, jessica held fast to her _________ a...

*June 16, 2015*

**math**

A first-class letter can weigh up to 13 ounces before additional charges must be added. Estimate how much more weight can be added to a letter that weighs 10 1/3 ounces.

*May 27, 2015*

**english**

I thought it was c

*May 24, 2015*

**math**

i started with the first charges: sqrt[2(20)(100))/0.05]. I don't know I'm doing right. Here the problem: Suppose you have a choice of three suppliers for footballs. the first charges $100 per delivery but won't deliver more than 200 at a time; the second charges $...

*May 9, 2015*

**Math**

John and Jack to help their mothers make fudge for their classroom parties in different classes John's class received 2 1/2 pounds for 25 children Jack's class received 3 1/2 pounds for 35 children which class was able to each more fudge per student?

*May 7, 2015*

**MATH**

A food snack manufacturer samples 15 bags of pretzels off the assembly line and weighed their contents.If the sample mean is 10.0 and the sample standard deviation is 0.15, find the 95% confidence interval of the true mean.

*April 16, 2015*

**Language Arts**

What is the most important reason for using multiple sources in a research presentation? A. So you include primary and secondary sources. B. So you have experience conducting original research. C. So you know that the information is accurate. D. So you use the best online ...

*April 10, 2015*

**langauge arts**

What is the best way to rewrite the following topic to form a focused thesis statement? Electric cars vs. Cars fueled with gasoline A. Cars fueled with gasoline shouldn't be allowed on the road, especially when electric cars are so readily available. B. Electric cars and ...

*April 10, 2015*

**Languagd Arts**

Which of the following is the best reason to use visuals in a research presentation? A. To illustrate your main point in an engaging manner. B. To illustrate any topic with data in percentages. C. To show different ways of looking at the same information. D. To show the ...

*April 10, 2015*

**Math**

You roll a pair of number cubes and then flip a coin. Is this an example of independent or dependent events? A. Independent B. Dependent Is the answer A? Thank you

*April 9, 2015*

**Math**

My Sister told me to.

*April 9, 2015*

**Math**

Suppose you write the letters M-I-S-S-I-S-S-I-P-P-I on cards and mix them in a hat. You choose one card from the hat without looking. What is the probability of picking an S? A.4\11 B.2\11 C.4\7 D.7\4 Is the answer A? Thank you

*April 9, 2015*

**Math**

Suppose you write the letters M-I-S-S-I-S-S-I-P-P-I on cards and mix them in a hat. You choose one card from the hat without looking. What is the probability of picking a P? A.4\11 B.2\11 C.4\7 D.7\4 Is the answer B? Thank you

*April 9, 2015*

**Math**

Thank you Ms. Sue😃

*April 9, 2015*

**Math**

You have made 3 out of 10 of your last free throws. How many free throws can you expect to make if you shoot 100 free throws? A.30 B.50 C.60 D.75 Is the answer A? Thank you

*April 9, 2015*

**Math**

Thank you.

*April 9, 2015*

**Math**

You flip a coin 30 times and get heads 11 times, so the chance of getting heads is 11\30. Is this an example of theoretical or experimental probability? A. Theoretical B. Experimental Is the answer B? Thank you

*April 9, 2015*

**7th grade math**

Quadrilateral WXYZ os describes below. Line segment WX is parallel to line segment YZ. Line segment XY is the same length as line segment ZW. Line segment Xy is not parallel to line segment ZW. Which of the following describes quadrilateral WXYZ? A. parallelogram B. rectangle ...

*April 9, 2015*

**Psychology**

Help me create a mnemonic device to remember the Four Basic Units of Language: Phonemes, Morphemes, Syntax, and Semantics

*March 30, 2015*

**Global Studies**

Here is the exact answer, I got 100% with this- The Governor General is the head state, performing ceremonial duties while the Prime Minister leads the government.

*March 16, 2015*

**Science (Chemistry)**

Thank you!

*March 9, 2015*

**Science (Chemistry)**

Vcube = length*width*height Vcube = 4.0cm*4.0cm*4.0cm Vcube = 64cm^3 2.7g/cm^3 = m/64cm^3 m = 2.7g/cm^3*64cm^3 m = 172g is this better?

*March 9, 2015*

**Science (Chemistry)**

2. Perform this operation and report the answer to the correct number of significant figures: What is the mass of a cube of aluminum that is 4.0 cm on each edge? The density of aluminum is 2.7 g/cm^3. Show all calculations leading to an answer. (I think I solved this correctly...

*March 9, 2015*

**Science**

2. Perform this operation and report the answer to the correct number of significant figures: What is the mass of a cube of aluminum that is 4.0 cm on each edge? The density of aluminum is 2.7 g/cm3. Show all calculations leading to an answer. (I think I solved this correctly ...

*March 9, 2015*

**Art 7**

Yep Isabelle is right :3 Thanks!

*March 6, 2015*

**Math**

You're doubling the number.e.g. 20 +20 =40

*February 28, 2015*

**LA**

Well A. and C. are only asking about either the frog or the snail and the sentence included both of them so A. and C. are out and then B. is asking about humans which was also not included so the answer is D. I got 100% anyway.

*February 13, 2015*

**Math**

One side of a triangle is half the longest side. The third side is 7 less than the longest side. The perimeter is 53 feet. Find the three sides

*February 12, 2015*

**physics**

A block with initial velocity of 3 m/s slides 9m across a rough horizontal surface before coming to rest. What is the coefficient of kinetic friction? V^2=Vo^2+2ax 0=9+18x a=-1/2 Ffr=mukFn Sigma F=ma ma=mukFn

*January 27, 2015*

**math**

sam is making a number line and wants to make a point for 3/4 on the number line. Into how many parts should he divide the number line?

*January 20, 2015*

**math**

how is finding a fractional part of a set different than finding a fractional part of a whole?

*January 7, 2015*

**math**

explain how to use mental math to find 700 x 8

*January 5, 2015*

**math**

explain how you can find the quotient of 400/10

*January 5, 2015*

**math**

explain how you can find the quotient of 400:10

*January 5, 2015*

**math**

Kyle says there are exaxtly 4 weeks in February. Is he right? explain

*January 5, 2015*

**math**

Katie picked 7 times as many strawberries as Garrett. Garrett picked 6 quarts of strawberries. How many quarts did Katie pick? Which two multiplication facts can you use to help find the solution ?

*January 5, 2015*

**math**

explain how you could use 5x6=30 to find the product of 6x6

*January 5, 2015*

**math**

write a number sentence with two expressions that equal each other

*January 5, 2015*

**math**

write an addition problem with 3 addends in which you regroup once to solve.

*January 5, 2015*

**math**

write an addition story for two3-digit numbers. write the answer to your story

*January 5, 2015*

**math**

Write an addition problem in which, when the addends are rounded to the nearest ten, the sum is 90. Then explain how you use estimation to solve the problem.

*January 5, 2015*

**math**

write an addition problem with 3 addends in which you regroup once to solve

*January 5, 2015*

**math**

write an addition story for two 3-digit numbers. Wrote the answer to your story.

*January 5, 2015*

**math**

Angel says the rule for this table i Add 0. Frank says the rule is Subtract 0. Who is correct?

*January 5, 2015*

**math**

Jake says adding 0 does not change a number. Is he correct? Explain

*January 5, 2015*

**math**

tell two different ways Reba could receive her change.

*January 5, 2015*

**math**

Braden and Bialy each bought a kazoo for $0.89. They each paid with a $1.00 bill. Expalin two different ways to show their change.

*January 5, 2015*

**math**

explain how you would use a number line to round 148 to the nearest ten

*January 5, 2015*

**math**

23 25 27 because if you add 23+25+27= 75, then you take out 25 (which is the second consecutive number) from the sum of three consecutive number.(75-25) equals 50.

*January 5, 2015*

**math**

find three consecutive odd integers that their sum decrease by the second number, equals 50.

*January 5, 2015*

**L.A**

Lol that's probably a fake.

*December 17, 2014*

**L.A**

1. b 2. Pumpkin and Paul Revere 3. A

*December 17, 2014*

**algebra**

15y-21=3(5y-7)

*December 15, 2014*

**Chemistry**

How do I do the empirical formula for 37.01% carbon, 2.22% hydrogen, 18.50% nitrogen, and 42.27% oxygen? My teacher gave me the answer (C7H5N3O6), but I can never get that answer.

*December 5, 2014*

**Did I get this right?**

Oh okay thanks =D

*November 11, 2014*

**Did I get this right?**

Find Derivative F(x)= (x-2)(x^2-3x-1) And I got F'(x)= (x-2)(3x-3)+ (x^2-3x-1)(1)

*November 11, 2014*

**math**

50 grams

*November 5, 2014*

**Physcis**

What is the radius of a real or imaginary nucleus of 42X^85?

*October 27, 2014*

**Math**

how do you divide

*October 24, 2014*

**Science**

Actually I just learned about that and yes you are correct.

*October 7, 2014*

**Maths**

Find the 2 and 3 digit factors of 4396 using the numbers 1-9.

*September 22, 2014*

**M.A.T.H**

Aha,thank u

*September 18, 2014*

**M.A.T.H**

Wait,is it just me or did u like trick me or something????? why u add 5 anyways and 10????????? oh well....ill figure it out

*September 18, 2014*

**M.A.T.H**

Thank u me and my twin Gracie were having trouble thanks a lot

*September 18, 2014*

**M.A.T.H**

USE THE RULE TO WRITE THE FIRST 12 TERMS IS THE PATTERN. Rule: Add 10,subtract 5 First term: 11 WEAKNESS HERE

*September 18, 2014*

**physics**

In a certain particle, a current of 0.50 mA is carried by a 5.0MeV proton beam that has a radius of 1.5 mm. Find the density of protons in the beam.if the beam hits a target, how many protons hit the target in 1.0s.

*September 11, 2014*

**Math**

Two ways to write 67,000 ----place value

*August 27, 2014*

**literature **

Hi, I'm doing a poem for a literature book called Red Sky In the Morning by Elizabeth Laird. The theme that my teacher assigned to me is'Anna's love for Ben'. It can be through her thoughts, words, actions or what other characters say about her love towards her...

*August 17, 2014*

**Biology**

It's a chemical reaction.

*July 23, 2014*

**SECONDARY ALGEBRA**

f(x)=(120m^3)x

*July 22, 2014*

**SECONDARY ALGEBRA**

A rectangular field is to be fenced off with 120 m of fencing materials. the length of the field is x. express the area in square meters of the field as a function of x.

*July 22, 2014*

**art history**

it gave me the wrong answers :(

*June 23, 2014*

**Distribution and warehousing**

What are the risks of distribution of goods and materials

*June 11, 2014*

**chem**

40ml

*May 30, 2014*