Posts by tori

Total # Posts: 347

physics
Score: 0 / 1 Tries left: 10 Question 5 A large crate has a mass of 214 kg. A horizontal force of positive 214 N is applied to it, causing it to accelerate at 0.130 m/s2 horizontally. What is the force of friction opposing the motion of the crate? Use the correct sign to ...

Physics
a ball with a mass of 8.0kg is suspended by two wires: 1) 0.6 meters and 2) 1.0 meters from a horizontal arm of 0.8 meters, which is attached to a vertical shaft. The two wires and the horizontal arm forms a triangle. The shaft is in uniform rotation about its axis such that ...

Physics
a projectile returns to its original height after 4.08 seconds, during which tie it travels 6.2 meters horizontally. If air resistance is ignored, what was the projectile's initial speed?

Physics
You find that if you hang a 1.90 kg weight from a vertical spring, it stretches 2.90 cm . Part A What is the force constant of this spring in N/m? Part B How much mass should you hang from the spring so it will stretch by 9.06 cm from its original, unstretched length?

English
Can someone help me come up with a thesis on how has the word family evolved to follow historical, social, and cultural changes over time? I am having a very difficult time. thanks!

Algebra Help ASAP PLEASE!
((I forgot how to do find inverse functions and this is important)) Find the inverse function of g(x) = 2x + 4. A) g^(-1)(x) = 4x + 2 B) g^(-1)(x) = 2x + 1/2 C) g^(-1)(x) = 1/2x - 2 D) g^(-1)(x) = 2x - 4 I *think* it might be C but I'm not sure.

Science:Just need quick help
I am very tired and can hardly think straight. Thanks in advance to those who help. The amount of each size particle in soil is the particle size distribution. Is putting soil and/or sand in a bottle of water a good way to determine particle size distribution? Why or why not?

Really quick question
I did not mean to ignore the directions. I believed I had placed this question under the subject I needed. Sorry for that. Thank you and have a good day Ms. Sue. :)

Really quick question
(this course is called Business Computer Info System fyi) Describe how you would select a function in an spreadsheet. ??? Please help!

Check my answer please!
The course is called Business Computer Info System (BCIS) (also sorry I don't use this site very often)

Check my answer please!
Macy enters a formula and presses Enter. She sees #Data! in the cell instead of the answer. This means _____. A) the cell is not wide enough B) there is too much data C) the answer is greater than one million D) there is a mistake in the formula I am 90% sure the answer is B ...

Pollution Essay -- HELP PLS!
I'm doing a small essay on water pollution (like nuclear radiation accidents, trash, etc.). I just need one final question answered to finish this but I need some help. "Discuss steps that can be taken by individuals, businesses, and/or governments to reduce this ...

Algebra 1 - Help!?
Two big questions that are driving me mad. 1) Given the following linear function sketch the graph of the function and find the domain and range. f(x) = 2/7x - 2 2) Given the following linear function sketch the graph of the function and find the domain and range. f(x) = -5x...

Math (again) - ASAP please
The scatter plot below shows the profit earned each month by a new company over the first year of operation. h-t-t-p-s-: //cornerstonetx.ignitiaschools.-c-o-m/media/g_alg01_ccss_2016/3/img_alg1u03l12_13.-g-i-f The owner writes a line of best fit equation, shown below, to model...

Math - ASAP Please
thank you!! :D

Math - ASAP Please
(Slope-Intercept Form) Which of the following lines has a slope of -1/2? A) x + 2y = 0 B) x - 2y = 0 C) -x + 2y = 0

Algebra (Answer Check)
Did I do this right? Solve the following inequality. -5 > -5 - 3w (-5 + 5) > (-5 + 5) - 3w 0 > 0 - 3w (0 / 3w) > 0 (-3w / -3) 0 < w w > 0

Algebra (Answer Check)
Am I correct? Solve the following inequality. f + 2 1/2 < -2 f (2 1/2 - 2 1/2) < (-2 - 2 1/2) f < -4 1/2

Biology
2 g of glycine (C2H5NO2) are dissolved in water to a total volume of 3 L. What is the concentration of the glycine solution in M? Round answers to two significant figures.

Business
If a new college graduate wants a car costing $21,000, how much must be saved annually over the next four years if the funds earn 5%?

Business
You purchase a bond for $875. It pays $60 a year (semiannual coupon is 3%), &the bond matures after 10 years. What is the yield to maturity?

Business
thank you very much

Business
You purchase a bond for $875. It pays $60 a year (semiannual coupon is 3%), &the bond matures after 10 years. What is the yield to maturity?

Physics
A 23-kg child is sliding on an icy surface toward her mother at 3.0 m/s. Her 70-kg mother starts toward her at 2.0 m/s, intending to catch her. What percentage of the original kinetic energy is convertible? I calculated the convertible kinetic energy as Kconv=1/2*(m1)(m2)/(m1+...

physics
A cannon fires a shell straight upward; 1.7 s after it is launched, the shell is moving upward with a speed of 19 m/s. Assuming air resistance is negligible, find the speed (magnitude of velocity) of the shell at launch and 5.4 s after the launch.

physics
You toss a tennis ball straight upward. At the moment it leaves your hand it is at a height of 1.5 m above the ground, and it is moving at a speed of 6.4 m/s.When the tennis ball is at a height of 2.2 m above the ground, what is its speed?

mathematics
60

mathematics
In a class of 40 students;30 offer science; 20 offer mathematics and 8 neither. a.illustrate this information on a venn diagram . b.how Many students offer both subjects. c.how many students offer exactly one subject

Physics
This is a multiple choice question: You toss a (wrapped) sandwich to a friend leaning out of a window 10 m above you, throwing just hard enough for it to reach her. At the same instant, she drops a silver dollar to you.At what position do the dollar and the sandwich pass each ...

Bio
Polar regions receive less solar energy and heat per unit area than tropical regions.

math
what is the recursive formula when given the explicit formula for the geometric sequence

Math/Pre Algebra HELP ME!
2. A 3. C 4. B 7. B 9. D 10. A Are these right?

Math/Pre Algebra HELP ME!
Sorry!! 8. is supposed to be -x(6x - 7)

Math/Pre Algebra HELP ME!
1. What are the coefficients in the polynomial 5x^2 + 2x - 4? A. 5,2 B. -5,2 C. 5,2,-4 ** D. 5,-2,-4 For questions 2 and 3 add or subtract. 2. (m^2 - m - 4) + (m - 5) A. m^2 - 2m + 9 B. m^2 + 2m - 9 C. m^2 - 2m - 9 ** D. m^2 - 9 3. (5x^2 + x - 3) - (-2x^3 + 4) A. -2x^3 + 5x^2...

Social Studies
Thank you so much!!

Social Studies
Are the others right?

Social Studies
I think they all are about South Carolina, sorry.

Social Studies
No. But the last one is

Social Studies
1. A two thirds majority vote of both houses will pass a bill over to the governor's veto. A. True B. False 2. If the house makes changes, the bill goes back to the original house for a veto. A. True B. False 3. Which action does not occur in a committee? A. killing a bill...

Social Studies
3 is A because do you even know what conservative means? The youth became more open minded

Math
Kairi and Jacob have $80 for movies and dinner. If the movies cost $12 per person and $10 for a large popcorn and two pops, how much money do they have left for dinner? What equation would be best to use for this problem?

Help Me On Math Please, If Anyone Is Available
A multiple choice test has 5 questions each with 5 possible answers. Find the probability of answering all the questions correctly. A. 1/3,125 B. 1/25 C. 1/625 D. 1/125 I'm on a test, and this is the only one I'm stuck on.

Physics
A boy on a swing reaches a maximum height of 3.2 m and a minimum height of .55 m. What is the speed of the boy at the lowest point if the boy has a mass of 34 kg? v(final)=?

Business
Dukas Corporation's net cash provided by operating activities $218,000; its net income was $203,000; its capital expenditures were $146,000 and its cash dividends were $49,000. What is the company's free cash flow?

Physics
A soccer ball is kicked with 26.5n and accelerates at 6.5 m/s 2 to the right. What is the mass of the ball?

Spanish/History
Which empire was the largest in both Americas before the arrival of the Europeans? A. Inca B. Aztec C. Maya D. Cherokee I'm not sure if A or D but I think it is one of the two. Can anyone help me?????

Algebra
Does anyone know the answer?

Physics
A boat travels at 8m/sec and heads straight across a river 240m wide. The river flows at 4m/sec. What is the boats resultant speed with respect to the riverbank

Science
Anon is completely correct. I got a 100 please go with his answers I promise they are right.

7th Grade Maths
If Betty can jog 1500 metres in 10 minutes, how long will it take her to jog 10 Kilometres? PLEASE HELP ME IN THIS QUESTION I NEED IT HELP MEEEEEE!

Maths
If Betty can job 1500 meters in 10 minutes, how long will it take her to jog 10 Kilometres? PLEASE HELP MEEEEEEE!!!

PHYSICS
A placekicker is about to kick a field goal. The ball is 20.1 m from the goalpost. The ball is kicked with an initial velocity of 18.7 m/s at an angle θ above the ground. Between what two angles, θ1 and θ2, will the ball clear the 3.12-m-high crossbar? Give your...

Physics
A sound wave with a frequency of 260 Hz moves with a velocity of 343 m/s through air. What is the distance from one condensation region (area of maximum pressure) to the next?

Math
How do I identify the property used in a number sentence?

math
Do the following lines intersect? If yes, show the the point of intersection, if any. 5x+8y=-5 -x-1.6y=14  Im stuck. Please help! Thanks

Law
Yes, that is the question. Based on english law.

Law
There are two types of miscarriage of justice and after 2003, there was emphasis the conviction of guilty.

Chemistry
At 28.4 g sample of aluminum is heated to 39.4 degrees Celsius and then is placed in a calorimeter containing 50.0g of water. Temp of water increases from 21.00 degrees Celsius to 23.00 degrees Celsius. What is the specific heat of aluminum?

Math Help
Hi! I need help with these two questions. Thanks! 1.) Look for the first four terms for the following sequence below. an=n(n^2-6) 2.) For this question, remember that your answer has to begin with the second term of the following sequence. Look for the next four terms of the ...

Chemistry
A single titration was performed which required 12.60 mL of 0.100 M Na2S2O3. The density of the original, undiluted unknown bleach was 1.040 g/mL. Calculate the number of moles of ClO- in the sample titrated.

ECE 203
In my opinion, the purpose of Early Childhood is so that the young brains can absorb more knowledge. As they say, the young ones learn the most from their surroundings. Therefore, if the child is educated, then she/he/them will grow up that way.

Language Arts: ESSAY IDEAS?!
Well, that's fine. I mean, I already started researching on my third choice. Thank you anyway! :)

Language Arts: ESSAY IDEAS?!
I know about all of them, thus choosing these topics. All of them interest me very much, and I have no problem with any of them. The only thing I can't do is choose a single topic, since my education course system doesn't allow me to write on multiple topics.

Language Arts: ESSAY IDEAS?!
So I already have 3 ideas in my head to write a compare-and-contrast essay about, but I can't choose! Here are my options: 1) Books and Movies 2) iPhones and Androids 3) Philippines and the United States. Please give me feedback on what I should do, or give me another ...

english
Influence

english
something i don't even know

chemistry
377

math
Thanks.

chemistry
The fluorocarbon compound C2Cl3F3 has a normal boiling point of 47.6 ∘C. The specific heats of C2Cl3F3(l) and C2Cl3F3(g) are 0.91 J/g⋅K and 0.67 J/g⋅K, respectively. The heat of vaporization for the compound is 27.49 kJ/mol. Calculate the heat required to ...

Math Help!!
When the owner of a gas station sets the price of 1 gallon of unleaded gasoline at 2$, he can seek approximately 20,000 gallons per day. When he sets the price of gas at 5$ per gallon, he can sell approximately 14,000 gallons per day. Let G(x) denote the number of gallons of ...

Art check please
1.chemical decomposition 2.Well meaning conservators actually damaged the works 3.volanic ash These answers are right trust me

Math
Find the exact value: 1.) cos^-1(sin(pi/2)) 2.) arccos(cos(7pi/2))

Math
Find the exact value: 1.) cos^-1(sin(pi/2)) 2.) arccos(cos(7pi/2))

Math Question
To solve this problem, use the Pythagorean Theorem to find the third side. Next, find the other five trigonometric functions of theta (sin, tan, csc, sec and cot). Cos=5/7

Physics Homework Help
1.) Auston’s racecar has a speed of 80 m/s when Auston releases a drag parachute. If the parachute causes a deceleration of -4 m/s2, how far will the car travel before it stops? 2.) Jordan throws a golfball straight up from the top of a building 50 meters high. The ...

Delete
Is it possible to have this question removed? Thanks so much! :) Subject: Pre-Calc Date: Saturday October 4, 2014 Time: 10:27am

Pre-Calc
The number of pounds of apples a cannery can produce and the processing cost are P(h) = 375h and C(n) = 0.35n + 1000 where P(h) is the number of pounds of apples that can be processed in h hours and C(n) is the cost of processing n pounds of apples. Use composition of ...

Math
The depth d in feet of the water in a bay at is given by d(t) = 3/2 sin (5πt/31) + 23 where t is time. Graph the depth of the water as a function of time. What is the maximum depth of the water to the nearest tenth of a foot? (Enter only the number.)

k12
1.A 2.C 3.B 4.C 5.C

Math
George has coins in his pocket. He has 7 more quarters than he has dimes. How many dimes does he have?

Cyber Community Citizenship
just took this test answers are a a d

Science ~CHECK ANSWERS PLEASE~
Thanks awesomecause I got it all right

science
What is the average speed of a satellite given the following information. 1) The earth's radius = 6000 km 2) The satellite is 900 km from the earth's surface 3) The satellite's orbital period: 2 hours 4) Circumference = 2pr (p = 3.14) A) 6 km/s B) 10 km/s C) 5 km/...

world civilizations
Regarding trade and social change in Africa, which statement is true? A. The West Africa Squadron succeeded in obstructing about 30 percent of the African slave trade. B. The most important development in West Arica before European conquest was reliance on exporting salt. C. ...

World Civilizations
Under the Tokugawa peace, daimyo A. were prohibited from coining money. B. were heavily engaged in foreign trade. C. social status increased. D. castle building was encouraged. I thought the best answer is B.

World civilizations
Thank You

World civilizations
All of the following were factors favoring British industrialization, except A. increased agricultural production. B. rising urbanization and higher wages. C. a decline in domestic demand for manufactured goods. D. immediate or canal access to ocean ports. I said C. which I ...

world civilizations
C B A D A C D B B C A D A B C C A D B B

world civilizations
In my world civilizations book.

world civilizations
i need help finding answers please :)

world civilizations
i havent made any selections yet because im having a hard time finding the answers.

world civilizations
1. All of the following were factors favoring British industrialization, except A. increased agricultural production. B. rising urbanization and higher wages. C. a decline in domestic demand for manufactured goods. D. immediate or canal access to ocean ports. 2. Under the ...

world civilizations
During the Industrial Revolution, in all countries, the impact of the railroads A. increased the demand for unskilled labor. B. caused domestic markets to be replaced by export markets. C. decreased the demand for unskilled labor. D. caused domestic labor to be replaced with ...

please help me!! with this science!!!!!
1 B biosphere 2 B The sphere that has three main parts: a metal core, a solid middle layer, and rocky outer layer 3 c in the atmosphere and in the hydrosphere 4 C mountains are built up 5 B forces that wear down, or destroy, landmasses I gto 100% on this test so here are the ...

Business 101
Did you ever get the answers?

Physics
A hockey player's arm and stick form a 1.6 m rigid segment. If the angular speed of the player's arm/stick is 1.2 rad/s, determine the resultant velocity of a motionless puck that is hit struck on if: a) the hockey player is stationary during the swing b) the hockey ...

Trigonometry
Use a calculator too find the value of ø if secø3.125

Science
Actually some of us are checking our answers. I'm actually moving on to be a veterinarian.

math
combining like terms 1.) 10x+6y-5x and 2.) 9x^2+10+4x^2+7

math
a woman puts $580 into a savings account for one year. the rate of interest on the account was 6 1/2%. How much interest for the year in dollars and cents?

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