Friday

November 27, 2015
Total # Posts: 88,344

**PHYSICS**

The figure shows two displacement vectors and . Vector points at an angle of 20.0° above the x axis and has an unknown magnitude. Vector has an x component Bx = 31.0 m and has an unknown y component By. These two vectors are equal. Find (a) the magnitude of and (b) the ...
*September 16, 2015*

**PHYSICS**

An aerialist on a high platform holds onto a trapeze attached to a support by an 7.9-m cord. (See the drawing.) Just before he jumps off the platform, the cord makes an angle of 37° with the vertical. He jumps, swings down, then back up, releasing the trapeze at the ...
*September 16, 2015*

**Science**

A science teacher was curious to see whether offering money for good grades would increase student performance on a test. The teacher offered half of the students in the class $5.00 if they got an A on their next test. The other half of the class was not offered any money. ...
*September 16, 2015*

**Science**

If an experiment disproves a scientist’s hypothesis, what should the scientist do next? Develop a testable question. Revise the hypothesis and try the experiment again.*** Develop a theory based on the data gathered in the experiment. Change the dependent variable.
*September 16, 2015*

**Science**

In general, what would a scientist do after forming a testable question? Design an experiment. Develop a hypothesis**. Draw a conclusion. Analyze data.
*September 16, 2015*

**Math**

Ja son éranse $20 per game. Erige expresión to find how much money ja son will earn for refereeing any Number of games. Let n representa the Number of games jason has referendo. How much will he earn for refereeing 6 games
*September 16, 2015*

**Writing**

Please check this thesis statement. Thesis: While some college students want to be completely independent by leaving home, it is worthy to note that dependence is necessary at times.
*September 16, 2015*

**algebra**

Lol
*September 16, 2015*

**Pre-Calculus **

Parabolas; find Vertex, focus, directrix? 1) (y+1)^2 = -4(x-2)
*September 16, 2015*

**Math**

Naomi has 50 red beads and white beads. The number of red beads is 1 more than 6 times the number of white beads. How many red beads does Naomi have?
*September 16, 2015*

**Math - Algebra**

19 - n?
*September 16, 2015*

**Career**

So B?
*September 16, 2015*

**Career**

Thanks Ms. Sue! Can I ask you one more? People buy more electric cars to stop pollution. Auto Mechanic jobs will be: A. Moved to somewhere else B. Done differently**** C. Both of these**** D. Neither of these I think its either B or C.
*September 16, 2015*

**Career**

I think it is either A or D.
*September 16, 2015*

**Career**

If dog breeds that require grooming become more popular, then jobs in pet grooming will: be created**** be eliminated. be moved to somewhere else. be done differently.
*September 16, 2015*

**Writing**

I concede that my thesis is vague. This is still vague to me. What are these "essential life skills"? If you list some (and make them specific), I'll help you work them in. • Re-write: Through their difficult times in college, students will be armed with ...
*September 16, 2015*

**college algebra**

228228
*September 16, 2015*

**Writing-Writeacher**

This is still vague to me. What are these "essential life skills"? If you list some (and make them specific), I'll help you work them in. • Re-write: Through their difficult times in college, students will be armed with perseverance and determination which ...
*September 16, 2015*

**Math**

5+36/12=15 girls
*September 16, 2015*

**Math**

There are 36 students in Mrs. Keaton's sixth grade class. If 5/12 of her students are girls, how many girls are in the class?
*September 16, 2015*

**Writing**

This is still vague to me. What are these "essential life skills"? If you list some (and make them specific), I'll help you work them in. • Re-write: Through their difficult times in college, students will be armed with perseverance and determination which ...
*September 16, 2015*

**Writing**

Please check my rewrites (the ones with a black dot/bullet). Thank you! a. The importance of your family. Thesis: The success of a child depends on the support of his or her family. * I think this is debatable because the other side could argue that the success of a child ...
*September 16, 2015*

**U.S. History (Help!)**

Name at least three key moments in the early 1800s when federal authority clashed with state authority. What trend developed in the resolution of these disputes?
*September 16, 2015*

**Life Orientation**

I don't know please help me
*September 16, 2015*

**Career**

Is it D or A?
*September 16, 2015*

**Career **

If dog breeds that require grooming become more popular, then jobs in pet grooming will: be created. be eliminated. be moved to somewhere else.**** be done differently.
*September 16, 2015*

**Physics**

A metallic wire of density d floats horizontally in water . The maximum radius of wire so that it may not sink in water will be ??
*September 16, 2015*

**American History**

A (n) confederation is a government in which a single person holds unlimited political power?
*September 16, 2015*

**Physics - URGENT**

A ball is thrown horizontally of a cliff. If the initial speed of the ball is 17 m/s and the cliff is 77 m high, how far from the base of the cliff will the ball land in the water below? Calculate the answer in meters (m) and rounded to three significant figures.
*September 16, 2015*

**history**

In what case did Justice Jackson (dissenting) outline the three-part model of presidential power that continues to be referred to today?
*September 15, 2015*

**Math**

Put the info given into fractions and set them equal to one another. 3 x -- = ---- 5 930 Solve for x
*September 15, 2015*

**history**

Which of the following is not a constraint on federal judicial power?
*September 15, 2015*

**Speech**

Hi so I have a speech and we have to create a hand gesture and come up with a definition for it. I chose the word fire, but I'm having issues thinking about when it could be applicable in everyday life. I was thinking about if there is a fire and someone has earbuds in so ...
*September 15, 2015*

**calculus**

lim h → 0 (−2 + h)2 − 4 h
*September 15, 2015*

**biology**

digital readout for micropipettor for 0 7 0 in microliters?
*September 15, 2015*

**biology**

which micropipettor would be appropriate to measure 250 microliters? P20, P200, or P1000?
*September 15, 2015*

**Math**

Issac answered 70% of 30 questions correctly.How many questions did he answer correctly?
*September 15, 2015*

**ap biology**

why should you not rotate the volume adjuster of a micropipettor above or below the range written on the instrument? what two things could happen?
*September 15, 2015*

**Physics**

At what upstream angle must the swimmer aim, if she is to arrive at a point directly across the stream of a 42-m-wide river whose current is 0.50 m/s? A swimmer is capable of swimming 0.62m/s in still water.
*September 15, 2015*

**bodmas**

7/5 (3%2)+3*6
*September 15, 2015*

**English**

Sally wants a new bicycle,but her mother and father will not buy her one.
*September 15, 2015*

**ap biology**

thanks
*September 15, 2015*

**ap biology**

If you have fluid in the pipet tip and want to expel it all, should you only depress the plunger to the first stop or should you continue on to the second stop? why not choose the other option? what could happen?
*September 15, 2015*

**belle heth**

90+50=140 90+10 100+
*September 15, 2015*

**ap biology**

thanks
*September 15, 2015*

**ap biology**

if you depress the plunger to the first stop, place the tip into a solution and then release the plunger, does it withdraw the sample, expel the sample, or eject the tip?
*September 15, 2015*

**ap biology**

what two things could happen?
*September 15, 2015*

**ap biology**

why should you not rotate the volume adjuster of a micropipettor above or below the range written on the instrument?
*September 15, 2015*

**PLEASE- physics**

@Steve, thank you so much!
*September 15, 2015*

**PLEASE- physics**

You are standing at the top of a cliff that has a stairstep configuration. There is a vertical drop of 6 m at your feet, then a horizontal shelf of 10 m, then another drop of 4 m to the bottom of the canyon, which has a horizontal floor. You kick a 0.76 kg rock, giving it an ...
*September 15, 2015*

**math**

if x and y are real numbers such that 0<x<y^2, then which of the following inequalities must be true? A. x<y B. y>0 C. 3x>y^3 D. x<1 E. x>3y^2
*September 15, 2015*

**english help please!!**

jnbkj
*September 15, 2015*

**Language arts**

It is just the past
*September 15, 2015*

**English help please**

12
*September 15, 2015*

**English help please**

9. The author of "My Brother's Keeper" mainly develops Jamie’s character through his actions *dialogue and thoughts the narrators description other’s reaction to him 10. In "My Brother's Keeper," what does Ted want Jamie to do for him? ...
*September 15, 2015*

**Calculus**

the equation is supposed to be |(6x^2+5x-3)/(2x^2-1) -3 (the negative three is outside of the fraction) |
*September 15, 2015*

**Calculus**

I have done one part of this question. I am, however, unsure as to how to set up the graph. Can someone help me? 1. Use a graph to find a number N such that |(6x^2+5x-3)| | |------------- -3 | < 0.2 whenever x>N |(2x^2-1)| | y=2.8 and y=3.2 My issue is how to find the x...
*September 15, 2015*

**Calculus**

May someone answer this question for me? Thank you! I appreciate it. a.) Use the definition of continuity and the properties of limits to show that the function is continuous on the given interval. f(x)=(2x+3)/(x-2), (2, ∞)
*September 15, 2015*

**intermediate algebra**

Eureka is 16 years younger than Renton. In 13 years Renton will be twice as old as Eureka. How old are they now?
*September 15, 2015*

**algebra**

The freshman class at a major university contains 6438 students. This was a 26% decrease from the size of the freshman class the year before. What was the size of last year's freshman class?
*September 15, 2015*

**Writing**

Please check my rewrites (the ones with a black dot/bullet). Thank you! a. The importance of your family. Thesis: The success of a child depends on the support of his or her family. * I think this is debatable because the other side could argue that the success of a child ...
*September 15, 2015*

**Physics**

6.2
*September 15, 2015*

**Writing**

Please check my rewrites (the ones with a black dot/bullet). Thank you! a. The importance of your family. Thesis: The success of a child depends on the support of his or her family. * I think this is debatable because the other side could argue that the success of a child ...
*September 15, 2015*

**Trigonometry**

In travelling across flat land, you notice a mountain directly in front of you. Its angle of elevation (to the peak) is 4.5°. After you drive 13 miles closer to the mountain, the angle of elevation is 9.5°.
*September 15, 2015*

**algebra l **

-2 = 4r + s for s
*September 15, 2015*

**math**

Dawn Lingua bought three yards of cloth to make some curtains. The cloth was on sale for $2.25 per yard. How much did Dawn pay for the cloth if the sales tax was 5%?
*September 15, 2015*

**ALGEBRA PLS**

yes
*September 15, 2015*

**math**

let ratio 8x:5x area of triangle=1/2 bh 320=1/2*8x*5x 320=20x*x x*x=16 x=4 base=8*4=32 height=5*4=20
*September 15, 2015*

**Writing**

Formulate a workable thesis statement for each of the following general subjects and topics. Please give me some feedbacks on my thesis statements. Thank you! a. The importance of your family. Thesis: The success of a child depends on the support of his or her family. * I ...
*September 15, 2015*

**Math**

Solve the equations and inequalities using algebraice properties for the following: 28x + -6(3x + -5) = 60 3(x-2)-8x<44
*September 15, 2015*

**Writing**

Formulate a workable thesis statement for each of the following general subjects and topics. a. The importance of your family. Thesis: The success of a child depends on the support of his or her family. b. The difficulty of adjusting to college. Thesis: Despite the difficulty ...
*September 15, 2015*

**Algebra 1**

28x-18x+30=60 10x=60-30 10x=30 x=3 3(3-2)-8*3<44 (3*1)-24<44 3-24<44 -21<44
*September 15, 2015*

**Algebra**

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the remaining solution contains 16% peroxide?
*September 15, 2015*

**Geometry please help!**

haha thank you anyway, I got it right. 100%! :) Have a nice day! @Writeacher
*September 15, 2015*

**Geometry please help!**

@Writeacher, if you can please check my answer, that would be great! :)
*September 15, 2015*

**Geometry please help!**

Which of these is a step in constructing an inscribed square using technology? Construct segment DB, segment CE, segment EG, segment GI, and segment ID. Draw segments BR, RS, and SB Identify the points of intersection between circle A and circle G Mark the points of ...
*September 15, 2015*

**Langauge**

I NEED HELP WITH MY LANGAUGE WORK!!! I need to unscramble "PRLAUGNILIBETLIC"! sOMEONE PLEASE HELP!!!
*September 15, 2015*

**English**

Looked up to would mean she admires the man where looked up at is more literal in meaning she LOOKED UP AT HIM
*September 14, 2015*

**Statistics**

Using the empirical rule, 95% of female heights should be between what two values? Either show work or explain how your answer was calculated
*September 14, 2015*

**Cemistry **

Tom wanted to test his hypothesis that plants grow better at room temperature than in cold temperatures. He placed an ivy plant in the refrigerator, which had no light source.He also placed a spider plant in the window in his room. b. What were Tom's controls? Is it the ...
*September 14, 2015*

**Math**

14 units, x-5/2=y-7/3=z-3/6
*September 14, 2015*

**Math**

Your a 7th grade math teacher and you want to create an experiment for your class with red, yellow and purple marbles in a bag. You want to theoretical probability of drawing a red marble to be 1/2, the theoretical probability of drawing a yellow to be 1/2, and the theoretical...
*September 14, 2015*

**Chemisrty **

Identify the type of question. Is it a literature research question, observation only question, demonstration question, or investigation question? How would you determine the PH of vinegar using cabbage juice as an indicator? (investigation) Do germaniting seeds produce heat...
*September 14, 2015*

**Algebra**

Katie has a strip of paper 39 inches long. She wants to cut the paper so that one piece is 9 inches shorter than the other. How long should each of the 2 pieces be?
*September 14, 2015*

**math 208**

parking in a student lot cost 3.00 for the first half hour and 1.25 for each hour there after a partial hour is change the same as a full hour what is the longesr time that student can park
*September 14, 2015*

**physics**

Suppose a soccer player kicks the ball from a distance 28 m toward the goal. Find the initial speed of the ball if it just passes over the goal, 2.4 m above the ground, given the initial direction to be 55° above the horizontal.
*September 14, 2015*

**inglesh**

In “The Raven and the First Men: The Beginnings of the Haida,” which evidence best helps the reader infer that the Haida might find it acceptable behavior to play tricks on one another? The story presents Raven’s trick against the Sky Chief in a matter-of-fact ...
*September 14, 2015*

**Maths **

Write this as a single fraction in its simplest possible form. x/yz . y^2x/z . z^2/y please note that the dot "." is equilvalent to a multiplication sign. Remember it needs to be in a single fraction. And can you please tell me step by step so i know for future ...
*September 14, 2015*

**MATHS - please help**

Thankyou so much both ♡
*September 14, 2015*

**MATHS - please help**

The first one you wrote Sorry i should've made it clear
*September 14, 2015*

**MATHS - please help**

Rearrange in the form ax+by+c=0 1) y+4 = 3/5(x-1) Thank you
*September 14, 2015*

**Maths**

Do i multiply everything by 5 first or do I expand?
*September 14, 2015*

**Maths**

Rearrange in the form ax+by+c=0 1) y+4 = 3/5(x-1) Thank you 😘
*September 14, 2015*

**health**

Smooth muscle cannot be controlled consciously and thus acts ________.
*September 14, 2015*

**Health**

1-c 2-c 3-true 4-a and c 5-c 6-b 7-d 8-a 9-a 10-d 11-true 12-c 13-true 14-a 15-c I just too the quiz and these are all of the correct answers
*September 14, 2015*

**algebric 1**

Omar runs 9 miles in 51 minutes. How many miles does he run per minute?
*September 14, 2015*

**Physics **

A boat traveling at 9.50 m/s relative to the water aims to go straight across a river. If the river is 106.0 m wide and the current in the river is 3.50 m/s, how far downstream will the boat land on the other side of the river? Calculate the answer in meters (m) and rounded to...
*September 14, 2015*