Thursday

May 26, 2016
Total # Posts: 2,104

**physics**

A rock is shot up vertically upward from the edge of the top of the building. The rock reaches its maximum height 2 s after being shot. Them, after barely missing the edge of the building as it falls downward, the rock strikes the ground 8 s after it was launched. Find (a) ...
*December 18, 2015*

**physics**

anyone good at physics? Help with this and my other question. Thankyou
*December 18, 2015*

**physics**

(c) If a Boston police officer happens to get you and the Porsche on the radar gun at the in-stant the Porsche passes you, will either of you be pulled over for speeding? Assume the speed limit is 50 km/hr.
*December 18, 2015*

**physics**

Let's say you're driving in your car, approaching a red light on the Camp Hill Bypass. A black Porsche is stopped at the light in the right lane, but there's no-one in the left lane, so you pull into the left lane. You're traveling at 40 km/hr, and when you'...
*December 18, 2015*

**physics**

If a steel cube is placed on a surface that is increasing in slope. At what angle will the cube start to move
*December 17, 2015*

**physics**

A 1.22 kg skateboard is coasting along the pavement at a speed of 5.84 m/s when a 1.20 kg cat drops from a tree vertically downward onto the skateboard. What is the speed of the skateboard-cat combination?
*December 14, 2015*

**math help pls pls**

D since it's the pop music that is increasing by 5% not the classical music. The classical music is a constant of 2 plus the increasing pop music.
*December 5, 2015*

**Language Arts**

I put A for that last one but it was wrong so I am thinking a and b. I need help on the question above though I keep failing this quiz!
*December 5, 2015*

**Language Arts**

What is ironic about the conversation Rainsford and General Zaroff have after dinner? Rainsford doesn’t want to hunt. Rainsford reflects Whitney’s position from their earlier conversation on the yacht. General Zaroff has new game. Rainsford and Zaroff differ on their...
*December 5, 2015*

**Language Arts**

For the second answer the website I submitted the answers said it was wrong. I don't know what else it could be? “I’ve read your book about hunting snow leopards in Tibet, you see...I am General Zaroff.” When General Zaroff says this to Rainsford, it is most...
*December 5, 2015*

**Language Arts**

1. I got A and I didn't know if Whitney was a protagonist even if he didn't do anything but foreshadow. 2. I got none of the above but I initially thought it was irony that he killed the hunter after he was talking about how bad murder was. I am still not sure. 3. Last...
*December 5, 2015*

**Language Arts**

This is about The Most Dangerous Game by Richard Connell The conversation at the beginning of the story between Whitney and Rainsford serves what purpose(s)? Foreshadows the events that take place on Ship-Trap Island Exposes a personal limitation on Rainsford’s part ...
*December 5, 2015*

**Chemistry **

How many grams of water are needed to make at least 50.0g of C2H2 in this reaction? CaC2 + 2H2O = Ca(OH)2 + C2H2 The numbers inside are suppose to be small but you can't do that on a laptop... Thanks
*December 1, 2015*

**social studies**

Ttng these answers are right is that what you are saying please confirm =)
*November 30, 2015*

**social studies **

1) Diversity most closely means (1 point) a. sharing cultural traits and practices with others. ** b. making up a whole of many different parts. c. being a member of a small ethnic group. d. having many similar regions next to one another. 2) How does life in Istanbul differ ...
*November 30, 2015*

**Social Studys**

why do interest rates on home mortgages increase when demand for housing increases?
*November 24, 2015*

**college music**

Did impressionism apply only to painting and music?
*November 23, 2015*

**Chemistry **

How commonly is salicylic acid used or found in nature ?
*November 23, 2015*

**Chemistry **

What is the Lewis structure for salicylic acid ?
*November 23, 2015*

**Math**

If she lifts the bar 10 times in 20 seconds, how much power did she use?
*November 19, 2015*

**Math**

A bodybuilder loads a bar with 550 Newtons (~125 pounds) of weight and pushes the bar over her head 10 times. Each time she lifts the weight 0.5 meters. How much work did she do?
*November 19, 2015*

**school math 3rd grader**

Add $3.75+$4.89
*November 18, 2015*

**math**

If there is twice as many children multiply 4 by 2 to get 8 +8 adults =16 the answer should be know obvious.
*November 13, 2015*

**Geology**

Here is what google says hope this helps An active continental margin is found on the leading edge of the continent where it is crashing into an oceanic plate. An excellent example is the west coast of South America. Active margins are commonly the sites of tectonic activity: ...
*November 10, 2015*

**Unit 1**

3h + 1 > -26 subtract 1 from each side since you are subtracting from a negative 26you switch the > sign to < so... 3h < -27 divide both sides by 3 h < -9
*November 10, 2015*

**Unit 1**

Damon is right sorry....my answer is wrong
*November 10, 2015*

**Unit 1**

the absolute value of p - 4 is p +4 so... p + 4 < 9 subtract 4 from both sides p < 5
*November 10, 2015*

**math**

1 kilogram is a 1000 grams.
*November 9, 2015*

**algebra 1**

Use the formula y1-y2=m(x1-x2) so it should look like this y-7=-3(x-(-1))
*November 9, 2015*

**trig**

The angle of elevation from a point on the ground to the top of a tree is 38.7 degrees. The angle of elevation from a point 27 ft farther back to the top of the tree is 22.9 degrees. Find the height of the tree to 2 decimal places.
*November 9, 2015*

**math**

I think it is 3.86 liters you should double check.
*November 9, 2015*

**Math**

Its not A, use Pythagorean theorem a² + b² = c² plug in those numbers in the formula to see if it is a right triangle.
*November 6, 2015*

**math**

Tom will lose because if Tom went T2 B1 T2 B1 T1 or T1 B2 T2 B1 T1.
*November 6, 2015*

**Math**

2x=5x-27 3x=27 x=9 Riley has $18
*October 27, 2015*

**Math**

Riley and Justin shared a cash prize in the ratio 2:5. Justin received $27 more than Riley. How much money did riley get?
*October 27, 2015*

**Physics Please help!!**

A rock is thrown horizontally off of a cliff. It starts with a velocity of 4.2 m/s and the cliff is 68.2 m high. How long does the rock fall? I got 3.7 seconds but I do not know if it is right. (Help on these two) How far out from the bottom of the cliff does the rock fall? ...
*October 26, 2015*

**Physics**

The distance between two telephone poles is 42 m. When a 1.44 kg bird lands on the telephone wire midway between the poles, the wire sags 0.139 m. The acceleration of gravity is 9.8 m/s2 . How much tension in the wire does the bird produce? Ignore the weight of the wire. ...
*October 26, 2015*

**Physics **

You are installing a new art piece after buying it from a second hand store. You are installing the piece on the wall at an incline. Suppose there are three forces when the piece is installed and each tension is about 77 N, what is the force of gravity acting on the art piece?
*October 26, 2015*

**president inauguration**

never mind i got it
*October 21, 2015*

**president inauguration**

In his Second Inauguration Speech President Obama he directly quote from a document important in American history. What was the document?
*October 21, 2015*

**history**

there is no text, i took notes in class and there is nothing on recalls excepts for: Recall 100 signatures then 15% (local) or 30% for vote
*October 21, 2015*

**history**

im not sure on this one, Why must conditions, such as the number of signatures required on a petition, established for recall elections? a) To ensure the recall is justified. b) To ensure there is popular support for the recall. c) To make it easier for an elected official to ...
*October 21, 2015*

**government voting**

Can a prisoner convicted of a felony vote? in usa
*October 20, 2015*

**math**

60 is 166 2/3% of what number?
*October 10, 2015*

**precalc**

Would it be 9.6 feet?
*October 9, 2015*

**precalc**

Luke and Mason are standing 23 feet apart on the football field. Luke throws a high, slow pass to Mason. While the ball is in the air between them, each person notes the angle of elevation from himself to the ball. The angle of elevation from Luke is to the ball is 9°; ...
*October 9, 2015*

**Math**

60 is 166 2/3% of what number? I got 36.14,is this correct?
*October 9, 2015*

**Math**

Multiply the reciprocal of 1 1/3 by 3/4 the answer I came up with is 9/16, is this correct?
*October 8, 2015*

**Math**

Ms. Sue, I still don't understand how you go 6.25, please explain,, thanks.
*October 8, 2015*

**Math**

Help please, don't understand: What percent of 250 is 2 1/2 % of 1
*October 8, 2015*

**Calculus**

0.824 m/s I figured it out hopefully this helps some of you. So draw your picture out and label the distance between the man and the pole as Y and the distance between the man and the shadow tip as X. Now use the properties of similar triangles to set up a proportion and then ...
*October 7, 2015*

**Calculus**

A man of height 1.7 meters walks away from a 5-meter lamppost at a speed of 1.6 m/s. Find the rate at which his shadow is increasing in length. (Round your answer to three decimal places.) This problem is absolutely killing me I see a lot of examples like this on here but I ...
*October 7, 2015*

**Social Studies**

What is the main function of the U.S Federal government?
*October 2, 2015*

**Mental & Emotional Health**

The answers are 1. True 2. Time management 3. True it will get you 100%
*October 2, 2015*

**Science**

Hydrogen gas(H2) and chlorine gas (CL2) react to form hydrocloric acid (HCL). What is the correct balanced chemical equation for this reaction? A-2H2+2CL2->HCL B-H2+CL2->2HCL C-2H2+CL2->2HCL D-H2+CL2->HCL I think C Pls Help me
*September 29, 2015*

**Computer Science**

0 down vote favorite I have to print: Ain't no sunshine when she's gone It's not warm when she's away. Ain't no sunshine when she's gone And she's always gone too long Anytime she goes away. How would I used methods to print these no loops? Would ...
*September 26, 2015*

**history**

kayla what help did Ms. Sue give u all you know is its b or d ms. sue is worthless
*September 24, 2015*

**Chem**

2.) convert 200.46 miles per hour to km/s 5.) convert 1.745 * 10^-5 m^3 to pints. 7.) convert 1.5 square miles to dm^2.
*September 22, 2015*

**Chemistry**

It says to convert 19.3 Inches to Centimeters. How do I figure this out? I know 1 Inch = 2.54 Centimeters.. The answer is 49.02 because I did online conversions but how do I arrive to my answer? What do you do?
*September 18, 2015*

**Chemistry**

| 9.67- 9.82 | / 9.82 * 100 I got -1.5 .. Is this right?
*September 18, 2015*

**Chemistry**

Katie measures the mass of a chunk of gold to be 9.67 g. The accepted mass of the gold chunk is 9.82 g. How would I calculate the percent error and report my answer to two significant figures?
*September 18, 2015*

**math**

An actor invests some money at 6% and $29000 dollars more than 4 times the amount at 9%. The total annual interest earned form the investment is $29910 how much did he invest at each amount
*September 14, 2015*

**math**

When Mrs. Myles gave a test, the scores were normally distributed with a mean of 72 and a standard deviation of 8. This means that 95% of her students scored between which two scores? A) 40 and 100 B) 48 and 96 C) 56 and 88 D) 64 and 80
*September 14, 2015*

**science**

To answer these questions you will need to refer to the volume of water dripping over time graph that you created in your science notebook from interactive art plotting a line graph activity. 1. According to the trend shown by the graph what volume of water would you expect ...
*September 11, 2015*

**math**

Remember to show all of the steps that you use to solve the problem. (–1.15) × 3.2 =
*September 11, 2015*

**history**

2. is c that's what i meant
*September 11, 2015*

**history**

1. Africa's Rain forests are located on either side of the what A. Equator B. Coastal C. Sahara D. Deserts 2. Much of the area north and south of Africas rainforest is _____ a rolling grassland A. Tundra B. Desert C. Savanna D. Semi-arid i think 1. is a and 2. is b, am i ...
*September 11, 2015*

**math**

can you please answer this
*September 11, 2015*

**math**

Remember to show all of the steps that you use to solve the problem. (–1.15) × 3.2 =
*September 11, 2015*

**CALCULUS -HELP!**

How do you find all real values of x such that f(x)=0? Example 1: f(x)=15-3x Example 2: f(x)= (12-x^2)/5 Example 3: f(X)= x^3 -x
*September 9, 2015*

**Physics**

A box is pushed across a horizontal table by a boy applying a force of 32 N to the box. A force of friction of magnitude 19 N acts opposite the direction of motion. A stiff wind also opposes the box’s motion. What force does the box exert on the boy’s hand?
*September 9, 2015*

**English**

oh sorry... I believe that this is ineffective because the topic sentence is not really making the audience understand what's going on without giving proper reasoning. 2.) The 2nd sentence gives a slight background but not enough to explain the topic sentence. 3.) There ...
*September 2, 2015*

**English**

Quality openings typically exhibit the following components: SCENARIO: told in the 3rd person-even if t happened to you-- that connects creatively to the essay's central idea; instead of "I," use appositives to describe yourself ; a disinterested teenager, an ...
*September 2, 2015*

**English Language & Composition**

Can someone help me edit & revise this ex. paragraph. The directions were to revise & edit & identify strengths & weaknesses about this person and what this person included in their body paragraph. I could find very few mistakes but the major is including 3 QUOTES in 1 BODY ...
*September 1, 2015*

**Math**

thanks
*August 28, 2015*

**Math**

x^-5 * x^7= x^5 can someone explain why and check if it is correct
*August 28, 2015*

**French**

I want to say: I am five feet. My answer: Je suis cinq pieds. Am I correct?
*August 27, 2015*

**French**

I want to say : I am five feet. Is this correct: Je suis cinq pieds.
*August 27, 2015*

**Chemistry**

The following reaction represent a propsed reaction mechanism for the formation C(C6H5)3OH from C(C6H3)3Cl. Step 1: C(C6H5)3Cl--> C(C6H5)3^+ + Cl- Step 2: C(C6H5)3^+ + OH- --> C(C6H5)3OH What are the intermediate product(s) of the net reaction? Explain your answer. So I ...
*August 10, 2015*

**Chemistry**

No I meant above that part in the 3^1<--Where was this 3 from?
*August 7, 2015*

**Chemistry**

Just for some clearing: The 3 you used in your answer was the "if I were to triple" 3 right? Or did you take that from O3?
*August 7, 2015*

**Chemistry**

Oh, I see, thanks!
*August 7, 2015*

**Chemistry**

I'm having trouble understanding rate laws and manipulating them. So, for example, the rate law is rate= k[CO2][O3]. I was taught, maybe if I am just forgetting some pieces(been awhile), if I were to triple/double the partial pressure of CO2/O3, the rate of that element ...
*August 7, 2015*

**Computer Science**

The assignment is to list all prime numbers up to 100 in java. Thanks
*July 30, 2015*

**Computer Science **

public class PrimeNumbers { public static void main(String[] args) { int x = 100; for(int i=2; i <= x; i++) { if(i%2==0) System.out.println("notprime"); System.out.println(i) ; if(i%1==1) System.out.println("prime"); } }
*July 30, 2015*

**english**

the choices are characterization setting irony/sarcasm and tragic resolution
*July 19, 2015*

**Chemistry**

If 2.64g of CO2 dissolves in 500ml water at 25°C, what is the Kh(Henry's law constant) for CO2? The total pressure is 3340 mmHg and air pressure at 25°C is 680 torr.
*July 16, 2015*

**Computer Programming**

I already posted this question but I gave it a try I'm not sure if I'm on the right track: Make a util class with three methods. First method's name is add, that returns the result by adding two numbers. Second method's name is multiply, that returns the result...
*July 8, 2015*

**math**

Yes it is C
*July 8, 2015*

**math**

9x+7x=116
*July 8, 2015*

**Computer Programming**

Hi Steve, I'm having trouble with this part: Third's method name is division that returns a result by dividing first parameter by second parameter. How would I do this part?
*July 8, 2015*

**Computer Programming**

I already posted this question but I gave it a try I'm not sure if I'm on the right track: Make a util class with three methods. First method's name is add, that returns the result by adding two numbers. Second method's name is multiply, that returns the result...
*July 8, 2015*

**math**

You are going to multiply 35*7. To check your answer, when you get the product and divide it by 35. You should get 7.
*July 8, 2015*

**math**

You are trying to find the area which is s^2. What's 20*20? You do the math.
*July 8, 2015*

**Math**

You divide 75 by 7. How many times does 7 go into 75? 10*7=70+5=75. You need to review your division.
*July 8, 2015*

**Computer Programming**

This is in java but in the program eclipse: public class Util { public static int add(int firstNumber, int secondNumber) { int first= 2; int second=3; int second - Util.add(int, int) } }
*July 8, 2015*

**Computer Programming**

How do I make a util class with a method name that is add, and returns the result by adding two numbers.
*July 8, 2015*

**math**

Sorry about that, Ms.Sue is right.
*July 8, 2015*

**math**

C, the number of high- gloss paint is 57 and the number of gallons sold is 37. Therefore it is 57:33
*July 8, 2015*

**math**

To change a percentage to a decmial you move the decimal two places to the left. Therefore 34.55% changed to a decimal is .3455
*July 8, 2015*