Monday
March 30, 2015

Posts by anonymous


Total # Posts: 79,514

physics
CRITICAL THINKING: The term ”weight” in physics has the following very specific meaning: “The weight of an object is the name given to a particular force: the gravitational force exerted by the earth on the object, giving it an acceleration of 9.8 m/s2 near the ...
January 29, 2015

physics
Two forces of equal magnitude act on the same object. Which of the following must be true? a. The object is moving. b. The object is accelerating. c. If the object is initially at rest, it cannot remain at rest. d. The two forces form a third-law pair. e. None of the above.
January 29, 2015

Social Studies
1 abd 2 acd 3 c 4 b 5 d 6 a d 7 a
January 29, 2015

Social Studies
aww... dang it... okay thank you
January 29, 2015

Social Studies
1.Mark the statement if it is a reason that Rome was a good site for a city. A. Rome was located on a large river.** B. Rome was built on seven hills, which offered natural protection from invaders. C. Rome had an ideal seaport.** D. The climate of Rome was good for growing a ...
January 29, 2015

physics
Suppose a car is traveling at +25.0 m/s, and the driver sees a traffic light turn red. After 0.564 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 4.00 m/s2. What is the stopping distance of the car, as measured from the point where...
January 29, 2015

Art
Yes! I am 100% sure it's A!
January 29, 2015

Art
Did you get this right.?
January 29, 2015

Art
What is synthetic resin preferable to natural resin? A. synthetic resin will not yellow, crack, or dissolve in liduid. B. synthetic resin will not yellow, obscure, or damage in paint. C. synthetic resin will not destroy paint pigment, crack, or yellow the painting. D. ...
January 29, 2015

Science
@Brady could you please help me out. I have read and read my sheets of notes and I am having trouble figuring some of them out :/. Thank you!
January 29, 2015

Science
@DrBob222 thank you are the rest of my answers wrong?
January 29, 2015

Science
Please could someone check these for me. 1In a series of rock layers, a geologist finds fossils of a lizard-like dinosaur and a fern-like tree in layers that are 1.0 m and 1.5 m deep. However, in a layer that is 2.0 m deep, he finds fossils of bony fish and shellfish. Which ...
January 29, 2015

physics
Consider a case in which a 60 kg diver takes off from a diving board located at a height of 10 m above the water level and enters the water at a horizontal distance of 5 m from the end of the board. If the total time that the diver remains in the air is 2.5 seconds, determine ...
January 29, 2015

Physics
A spring of negligible mass stretches 3.00 cm from its relaxed length when a force of 7.10 N is applied. A 0.440-kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the origin to x = 5.00 cm and ...
January 29, 2015

maths contant
determine the angle of inclination 3-2y=9x
January 29, 2015

Chem
I just need to know if I did the problem correctly. The decomposition of phosphine, a very toxic gas, forms phosphorus and hydrogen in the following reaction: 4PH3(g) → P4(g) + 6H2(g) If the instantaneous rate of the reaction with respect to PH3 is -0.41 M s-1, what is ...
January 29, 2015

LA
Can you help me with this question? What is the secret to reaching someone with words??
January 29, 2015

science
In the below the results are given for the saprate mating of tomato plant what are the most probable genotype for the parents in each instance? 1.purple, cut¡Ágreen cut- cut purple-321, potato purple-101, cut green-310, potato green-107 2.purple, cut¡Á...
January 29, 2015

LA
Thank you so much. Ms. Sue :)
January 29, 2015

LA
The third one is A?
January 29, 2015

LA
Good Morning Ms. Sue. Can you look over my answer. Thank you :) Which of the following describes the word dew? A) What happens when you don’t get enough sleep for a few nights? B) What happens to your teeth when you get too much candy? C) What happens to plants in a ...
January 29, 2015

math
VASTS will disapprove of a person asking for help, when they are not in anyway giving examples. How nice of you. The question asked amount of oxygen not amount of tanks. Thank you for answering but i had already solved the question before placing d question.
January 29, 2015

math
Wow @bobpursley 6 EVAs total (3 for each crew member, of which there are 2) 1 tank can only be used for one EVA therefore 6 tanks needed. I will leave the rest up to you because I know VASTS would disapprove of this.
January 29, 2015

Chemistry
How much of each of the following substances would you add to water to prepare 1.90 L of a 0.15 M solution? (a) H2SO4 from "concentrated" (18 M) sulfuric acid mL (b) HCl from "concentrated" (12 M) reagent mL (c) NiCl2 from the salt NiCl2·6 H2O g (d) ...
January 28, 2015

math
What is the cost of tiling a rectangular plot of land 500 m long and 200 m wide at the rate of rs 8 per hundred Sq m?
January 28, 2015

Chemistry
Not 100% sure but I would start by subtracting 14.2 from both sides(=17.8). Then multiply by the reciprocal of 1/T (both sides) then divide both sides by 17.8. 32.0=5.5*10^2(1/T)+14.2 -14.2=5.5*10^2(1/T)-14.2 (T/1)17.8=5.5*10^2(1/T)*(T/1) T 17.8/(17.8)=5.5*10^2/(17.8) T=5.5*10...
January 28, 2015

Math
Sam painted a wall in his. On Monday, he painted half of the wall. He painted 2/3 of the other half on Tuesday, and finished painting the wall o Wednesday. How much of the wall did Sam paint on Wednesday?
January 28, 2015

math
Adrian jogs 3/4 mile each morning. How many days will it take him to jog 3 miles?
January 28, 2015

Math.
ooo they ruined u
January 28, 2015

Math.
Okay. thank you :)
January 28, 2015

Math.
1. Find the area of the given circle. Round to the nearest tenth. *theres a picture of a circle and the radius is 3.5* A. 22.0 cm *squared* B.38.5 cm *squared* C. 11.0 cm *squared* D. 42.8 cm *squared* 2.Find the circumference of the given circle. Round to the nearest tenth. *...
January 28, 2015

Earth Science
Right
January 28, 2015

LA
I am very serious !!! SO can we have your respond?
January 28, 2015

LA
Hi Ms. Sue. I am a parent and I need help answering this question. So I can check my daughter.
January 28, 2015

math
108
January 28, 2015

math
9 feet equal how many inches
January 28, 2015

LA
Thank you . So very much Ms.Sue. I greatly appericate you :)
January 28, 2015

LA
Okay. I read it. I think number 1 is D?
January 28, 2015

LA
What do you think Ms. Sue?
January 28, 2015

LA
What about 1?
January 28, 2015

LA
Are you going to check my answer?
January 28, 2015

LA
Ms. Sue. I pick . 1.C? 2.A?
January 28, 2015

LA
Which sentence contains a predicate adjective? A)The singer's latest hit is a beautiful song. B)The bus has arrived at last. C)We bought four juicy apples at the farmer's market. D)The weather today seems very humid to me. I choose A? Which sentence correctly uses a ...
January 28, 2015

LA
What sort of day does Emily Dickinson describe in "The Sky Is Low,the Clouds Are Mean"? A)an unpleasantly hot summer day B)a cold and nasty winter day C)a beautiful but sad autumn day D)a day of fresh spring rain I choose B?
January 28, 2015

LA
Hi, Ms. Sue . Can you please look over this? Which sentence contains a predicate noun? A)The walk through the tunnel was eerie. B)I bought Mom a cookbook for her birthday. C)My dog is master of the household. D)The ground is very uneven. I choose C?
January 28, 2015

chemistry
ka= 3.00 * 10 -8
January 28, 2015

chemistry
A solution of HClO is mixed and found to have a pH of 4.53. Find what the initial concentration of HClO was for this solution. Ka = 3.00 × 10−8 for HClO. Answer in units of mol/L please help this is due in 1 hour
January 28, 2015

math
1. How many milligrams (mg) are equal to 1000 micrograms (mcg)? 2. How many pounds (lb) are in one kilogram (kg)? 3. How many milliliters (mL) are in 1/2 of a household measuring cup? 4. Which of the following is an example of a correct conversion factor? a 50 ml/1oz b 1 cup/...
January 28, 2015

math
thats what I thought question confused me. thank you :D
January 28, 2015

math
how many pounds are in one kilogram round to nearest tenth
January 28, 2015

chemistry
Find the initial concentration of the weak acid or base in an aqueous solution of pyridine (C5H5N) with a pH of 8.65. Kb = 1.80×10e-9 . Answer in units of mol/L
January 28, 2015

chemistry
Find the initial concentration of the weak acid or base in an aqueous solution of pyridine (C5H5N) with a pH of 8.65. Kb = 1.80×10−9 . Answer in units of mol/L
January 28, 2015

chemistry
it is wrong
January 28, 2015

chemistry
A weak acid (HA) is found to ionize 20.9% when mixed at a concentration of 0.22 mol/L. What is the value of Ka for this acid?
January 28, 2015

government
what exactly do we have to do U.S. Constitution, Article I, Section 7, clause 2: Every Bill which shall have passed the House of Representatives and the Senate Evidence of action in the document-
January 28, 2015

Science
They are all correct :)
January 28, 2015

physics
75 J/s
January 28, 2015

Math
A hardware store will deliver up to 6 items for a $25 delivery charge. There is a charge of $4 for each additional item to be delivered. Write a piecewise function for the cost of having x items delivered. I understand the answer is 25 for x <= 6 and 4x + 1 for x > 6. ...
January 28, 2015

English
Thank you @Ms. Sue :). I think I have figured the rest out :) what do you think... #6 should be WE right? I am thinking if I rearrange the sentence like this. We and the boys are the ones in charge. #7 should be IT IS ME. I get a little confused on predicate nominatives. #8 ...
January 28, 2015

English
Please some one check to see if I got these right. Thank you:) 1.Which personal pronoun correctly completes the sentence? The pitcher for our team will be either __________ or Jake. him his he** 2.Which personal pronoun correctly completes the sentence? The boys who joined the...
January 28, 2015

chemistry
Calculate the pressures, P, in atmospheres at which the mean free path, l, of a hydrogen molecule will be 1.50 μm, 1.50 mm, and 1.50 m at 20.0 °C. The diameter of a H2 molecule is 270 pm. Which formula would I use?
January 28, 2015

English
What device is this? "... The Armatix smart gun would not trigger the law"?
January 28, 2015

English please help
Is this antithesis or just parallelism? " more preschool- age children (about 80 a year) are killed by guns each year than police officers are killed by guns (about 50)"
January 28, 2015

Math. Just checking
Alright thank you!!!
January 28, 2015

Math. Just checking
Just making sure because im doing h.w over scientific notations and I know how to do them.. I'm just checking if I'm right.. in scientific notations the number has to be between 1 and 10 right?
January 28, 2015

Chemistry
Suppose NaOH is added to the following system when it is at equilibrium. NH3 (aq) + H2O (l) = NH4 (aq) + OH (aq) a) in which direction will the reaction shift after the NaOH is added? b) will this stress increase or decrease the value of the reaction quotient, Q?
January 27, 2015

history
What nations were created and destroyed through the Treaty of Versailles
January 27, 2015

Math
Number of packages of red peppers to number of packages of green packages is ratio of 8:13. Peppers are sold in 2-pound packages. What is the least possible weight of red peppers in bin?
January 27, 2015

physics
6) CRITICAL THINKING: Kinematic equations are only valid for situations with constant acceleration. Using Newton’s second law, explain some examples of non-constant acceleration?
January 27, 2015

physics
The net force vector for an object in motion is a. always in the same direction as the object's acceleration vector. b. sometimes in the same direction as the object's acceleration vector. c. always in the same direction as the object's velocity vector. d. always ...
January 27, 2015

physics
A 200-kg rock is being pulled upward with an acceleration of 3 m/s2. The net force on the rock is
January 27, 2015

Math
Urgent Help!
January 27, 2015

Math
Ratio of tickets Mark to Julia is 4:3. Julia has 36 tickets. How many tickets did they have together?
January 27, 2015

L.A
Thanks!
January 27, 2015

Physics
A +1.3-nC point charge is placed at one corner of a square (1.1 m on a side), and a -3.1-nC charge is placed on the corner diagonally opposite. What is the magnitude of the electric field at either of the other two corners?
January 27, 2015

English
Her refers to she.
January 27, 2015

science
It would expand
January 27, 2015

math 4th grade
llene is making smoothies. The recipe calls for1 1/4 cups of strawberries. How many cups of strawberries, written as a fraction greater than one, are used in the recipe?
January 27, 2015

chemistry
Calculate the number of collisions per second of one hydrogen molecule at 24 °C and 1.00 bar. The diameter of a hydrogen molecule is 270 pm.
January 27, 2015

physics
nvm bob, i figured it out and got it right on my homework thanks for your help!
January 27, 2015

physics
are you sure 8.6?? i'm getting 8.4
January 27, 2015

physics
I have no idea, that's what my calculator is coming up as when i type in (28*10^-12)(300) and since my homework is asking for 2 sig figs, i put 8.0
January 27, 2015

physics
This is my full work... First I had to find the capacitance so, C=[(8.85*10^-12)(.04)^2]/.0005 =2.832*10^-11 F =28.32 pF Now I have to find the charge on the positive electrode, so i tried Q=CV =(28*10^-12)(300V) =8.0*10^-9 but it's wrong
January 27, 2015

physics
yes! that's exactly what I thought. So i ended up figuring that out and got 2.8*10^-9 coulombs but somehow it's still wrong
January 27, 2015

physics
Two 4.0cm × 4.0cm square aluminum electrodes, spaced 0.50mm apart are connected to a 300V battery. What is the charge on the positive electrode? I already found the capacitance which turned out to be 28 pF.
January 27, 2015

SCIENCE HELP NEED ANSWERS FAST!!!!!!!
breh
January 27, 2015

English
What kind of a source is a cartoon & a song about the sinking of Titanic? I would say that they're both secondary sources.
January 27, 2015

science need answers fast!!
two blocks of 10kg and 4kg are in contact with each other on a frictionless. 25n force is applied horizontally
January 27, 2015

Social Studies
YEAAA!!! THANK YOU @MS. Sue!!! Here they are :) 5.Which statements describe the Persian Empire?Choose all answers that are correct. A. The Persians looked down on the culture and knowledge of the peoples they conquered.** B. Cyrus oversaw a period of great peace and prosperity...
January 27, 2015

Social Studies
Thank you so MUCH!!! Do you have time to check over a few more for me PLEASE?
January 27, 2015

Social Studies
Thank you @Ms. Sue :) okay so on #3 I couldn't figure it out, but now I want to say it is A. THANK YOU AGAIN!!!
January 27, 2015

Social Studies
1.Which Persian emperor was defeated by Athenian forces at the Battle of Marathon? A. Darius** B. Cleisthenes C. Miltiades D. Solon 2.Which Greek historian chronicled the events of the First and Second Persian Wars? A. Plato B. Sophocles C. Thucydides D. Herodotus** 3.Which ...
January 27, 2015

Social Studies
Thank you again @Ms. Sue!! You where a lot of help:) I left my book and was going off my study guide and brain :)!!!
January 27, 2015

Social Studies
Could you please check my answers for me @Ms. Sue?
January 27, 2015

math
Mindi planted beans in 4/10 of her garden. What fraction of the garden has beans or peas?
January 27, 2015

algebra
The cost of renting a sailboat at a lake is $20 per hour plus $12 for life jackets. Write an equation in slope-intercept form that can be used to calculate the total amount you would pay for using this sailboat.
January 27, 2015

math
andrew read 24 pages of a book on Monday. He read 5/12 of the book on Monday and completed the remaining 1/4 on Tuesday. How many pages are in the book?
January 27, 2015

Art
;) Super glad you got 100% as well!
January 27, 2015

Art
I saw that one and it really confused me... I thought it was c!
January 27, 2015

Art
even the multispectral-x ray one?! Yay!!!
January 27, 2015

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