Monday

April 21, 2014

April 21, 2014

Total # Posts: 212

**physics**

If a compressive force of 3.2×104N is exerted on the end of a 16cm long bone of cross-sectional area 4.4cm2 , by how much does it shorten? Use Ebone=1.5×1010N/m2, tensile strength of bone = 1.3×108N/m2.

**English**

The opposite meaning of Incongruity. A. Symmetry B. Arrest c. Opponent D. Abundance A

**Math**

Okay thank you for the suggestions

**Math**

Someone please help me figure this problem Given: Triangles ABC and BCD are isosceles, m∠BDC = 30°, and m∠ABD = 155°. Find m∠ABC, m∠BAC, and m∠DBC.

**Language**

1. Conservative:Liberal:: A. quiet:unemotional B. loved:trusted c. special:ordinary d. frozen:unchanging 2. Extend:Offer:: A. adapt:change B. light:close C. walk:run D. disrupt:dismay Choose pair of words that has a similar relationship to first pair of words. 1.c 2. d

**Early Childhood Education**

Thank you so much Ms. Sue!

**Early Childhood Education**

so would the second one be A? and the 3 one B?

**Early Childhood Education**

Karen asked, "Where does rain come from?" The best response for her teacher is: A. "The clouds." B. "I don't really know, Karen." C. "How could we find out where rain comes from?" D. "That's really hard to understand, Karen....

**Blankinship**

How does the speaker in Marlowe's poem compare to the speaker in Raleigh's poem? A. Marlowe's speaker is more disenchanted B. Marlowe's speaker is more impulsive C. Marlowe's speaker is more ironic I think the answer is A.

**Finance**

d

**English**

disinterest discontent disavowal

**English**

1. The teacher's ____ made her an ideal judge at the tryouts. disinterest,dissent,disavowal,disagreement 2. My ___ with the class was due to the poor grade I received. disrespect, disavowal, discontent, disbelief 3. I sense your ___ with the project, but things will improv...

**English **

Mark or cut slightly _ _ _ atch Large irregular spot or stain _ _ otch

**Math**

How would you solve for these word problems in one variable applications? 1.The maximum speed is allowed on main street is 25 miles per hour. 2. applicants must have at least 5 years of experience. 3 Ten less than a number,x, is greater than 32.

**chemistry**

a student burns a peanut in a calorimeter. she places 10 ml of water in a test tube. she weighs a peanut before and after burning it. It weighs 3 grams before and 1 gram after burning. She determines that the temperature was at 20 degrees C before and 70 degrees C afterwards. ...

**Math**

The area of a rectangle is 128 square feet. Its height is twice its base. Find the length of the height and the length of the base.

**English**

1 The lack of a ___ system of measurement is an international problem. scanty, uniform, transient, instantaneous 2. Almost ____ communication kept the President up-to-the-minute with events at the conference. exponential, transient, instantaneous, nostalgic 1. uniform 2.instan...

**English**

Which word has the most nearly opposite meaning of capitalized word? 1.FRACTION eon, portion, whole, moment 2. STATIC temporary, nostalgic, changeable, gradual 3. LINEAR straight, narrow, bright, crooked 4. HINDER progress, cripple, help, obstruct 5. QUANTITATIVE huge, abrupt,...

**English**

1. THE _____ OF THE VARIOUS GROUPS IN THE CITY HELPED TO BUILD THE NEW PARK. A. COMPROMISE B. CONCOCTION C. CONTEXT D. COALITION 2. CONTEMPORARY:MODERN: A. EARLY:LATE B. CALM:RELAXED C. SMOOTH:ROUGH D. NEW:OLD 3. COMPLACENT:WORRIED: A. TIRED:OVERWORKED B. ABOVE:OVER C. CLOUDY:...

**english**

1. CONGRUENCE:DIFFERENCE: a. walk:stroll b. build:destroy c. talk:speak d. eat:consume 2. CONCOCTION:INGREDIENT a. oil:water b. car:boat c. molecule:atom d. soup:sandwich 3. CONCURRENT:SIMULTANEOUS a. shut:closed b. pretty:talented c. easy:difficult d. fast:slow 1.B 2.C 3.A

**Chemistry **

Sorry to post again but I'm really stuck on this one! I'm doing some post lab questions and I'm stuck on one. In lab we performed Tollens test, Fehlings test, and Jones Oxidation to differentiate our unknown between an aldehyde or a ketone. The question I'm stu...

**Chemistry **

I'm doing some post lab questions and I'm stuck on one. In lab we performed Tollens test, Fehlings test, and Jones Oxidation to differentiate our unknown between an aldehyde or a ketone. The question I'm stuck on is " older bottles of benzaldehyde are often co...

**Chemistry**

We completed a lab and the conclusion write up asks us to describe the purity of the product. What are some things that determine the purity of the product?

**chemistry**

Calculate Kp at 298 K and 490 K for the reaction NO(g) + 1/2 O2(g) = NO2(g) assuming that Delta H(g) is constant over the interval 298 K - 600 K. Do you expect Kp to increase or decrease as the temperature is increased to 600 K?

**Chemistry **

Stuck on this because I haven't done chemistry in a while. Can someone guide me through it or help me out? Balance the reduction-oxidation chemical equation in base: MnO4- + HSO3- -> MnO2 + SO4^ 2-

**maths**

A cannon is placed on a hillside pointing up the hill, where the hill is at an angle a Pi/4 to the horizontal. The cannon points at an angle Pi/6 to the slope. and a shot is red uphill with initial speed v0. (i) Find the maximum value of the distance between the cann...

**English**

It's suppose to be never. Sorry I guess we all make typo errors.

**English**

1. The distance to the finish line seemed (endless). 2. I have ever ran so (fast). 3. Eli ran a surprisingly (fast) time in the trial. 4. He walked (confidently) to the starting blocks. 5. Is the high jump the first (field) event? 6. We looked (exhausted), but we felt great! C...

**English**

1. I (hurridely) dressed in my uniform. 2. The runner beside me looked (serious). 3. The crowd cheered (enthusiastically) for all the runners. 4. Our team is so (excited) about the 400-meter relay. 5. Pedro jumped (easily) and cleared the bar. 6. Coach Williams (proudly) accep...

**Language**

Are these correct now?

**Language**

1. adverb 2. adj 3. adv 4. adv 5. adj 6. adj

**Language**

3. adverb

**Language**

No I'm not guessing...I just get confused on these.

**Language**

2. adv 5. adj 6. adv

**Language**

5. adv 6. adv

**Language**

1. The distance to the finish line seemed (endless). 2. I have ever ran so (fast). 3. Eli ran a surprisingly (fast) time in the trial. 4. He walked (confidently) to the starting blocks. 5. Is the high jump the first (field) event? 6. We looked (exhausted), but we felt great! G...

**Language**

1. adj 6. adv 7. adj

**Language**

1. We arrived (late) for the track meet. 2. The locker room smelled (musty). 3. Will the first event begin (soon)? 4. The (anxious) participants filled the bleachers. 5. Can you line up (quickly)? 6. I can't believe I finished (first)! 7. Is the high jump the fist (field) ...

**Statistics**

A bag contains two blue, three purple, four yellow, two red, three green and one orange marbles.p> What is the conditional probability that, without replacement, the second marble is purple given that the first marble is green?

**math**

Thanks!!!

**social studies**

1. Did Benedict Arnold help the Americans or British when fighting for Independence? 2. Did Jorge Farragut help the Americans or British? 1. Both 2. Americans

**physics**

average speed is 10.3kmh 15km/h for ten hours is 150km 20km/h for 6 hours is 120km 10km/h for 5 hours is 50km 10hrs at rest 150+120+50=320km in 31hrs Speed average=total distance travelled/time taken 320/31= Average speed of the ship is 10.3km/h currently trying to work out th...

**physics**

This is what i did but i totally could of got it so wrong. this assignment is way harder then i thought it would be :) Landing craft mass=12000kg d=160m above moon surface Vi=15m/s g on earth=9.81m/s g on moon g/6 g on moon=1.635m/s Vf=0m/s Needed thrust=?? Assuming the crafts...

**Physics review**

In this example, sound waves are created in a tube. The tube is partially filled with water and the level of water is adjusted in the tube until there is a standing wave. Draw the lowest frequency standing wave for the two water levels in the drawing. The drawing has two tubes...

**Physics**

Two cars have identical horns, each emitting a frequency of f= 395 hz. One of the cars is moving with a speed of 12 m/s toward a bystander waiting at a corner, and the other car is parked. The speed of sound is 343 m/s. what is the beat frequency heard by the bystander?

**Physics review**

Add the accel+radius+ mass? I was a little unclear I need the moment of inertia for each individual object. Does what you said still apply?

**Physics review**

So I've already found/ was given the radius, hanging mass, and acceleration for three objects but I need to find the moment of inertia using all those three. What equation do I use or how do I incorporate all of them to find the moment of inertia?

**Physics**

Should the 1.4 that you used be 1.1?

**Physics**

Why does it have to be zero?

**Physics**

Sorry for the typos. It should say, "of length"

**Physics **

A uniform plank of lent light 5m and weight 225N Rests horizontally on two supports with 1.1m of the plank hanging over the right support. To what distance,X, can a person weighing 450 walk On the overhanging part of the plank before it just begins to tip?

**Physics**

Just to comment, I'm not trying to hw dump like the person underneath me. If someone can help me get started I can usually finish

**Physics**

A hollow sphere of radius 25 cm is rotating at 13 rad/ sec about an axis that passes through its center. The mass of the sphere is 3.8 kg. assuming a constant net torque is applied to the sphere, how much work is required to bring the sphere to a stop?

**Physics**

Sorry it posted twice on accident

**Physics**

A string is wrapped around a pulley of radius .20m and momentum of inertia .40 kg•m^2. The string is pulled with a force of 28 N. what is the magnitude of the resulting angular acceleration? Can someone please go through the steps or at least guide me through them. I miss...

**Physics**

A string is wrapped around a pulley of radius .20m and momentum of inertia .40 kg•m^2. The string is pulled with a force of 28 N. what is the magnitude of the resulting angular acceleration? Can someone please go through the steps or at least guide me through them. I miss...

**Physics please help!**

Yea I do know about V2. And thanks so much, I really appreciate it!

**Physics please help!**

I have tried to work this one out and really can't get it. We have two carts that have magnets to keep them from touching. One cart is initially at rest and we push the second cart towards it. Because the two carts will not actually touch, the collision is elastic. Use the...

**Physics**

PLEASE HELP!

**Physics**

Sorry the unknowns are V1'= ? V2'= ? P1= ? P1'=? % difference =? KE1'= ? KE2' = ? % difference = ?

**Physics**

I know I said I didn't know how to start my last question and them figured it out on my own but this one I have tried to work out and really can't get. We have two carts that have magnets to keep them from touching. One cart is initially at rest and we push the second ...

**physics**

Actually I think I solved this one. I set P= M1V1-M2V2 and then used the equation Pfinal = (M1+M2)•V final and then solved. Is that right?

**physics**

We have two carts moving towards each other at different speeds andstick together after colliding. Use the information to calculate the velocity of the two carts after the collision. Remember that the carts are moving in opposite directions before the collision and ignore fric...

**math**

1. Which situation is not a function? a) the number of days d below freezing each month b) the total cost of an item that costs x dollars with 7% sales tax c) the number of miles driven at a constant speed of 45 miles per hour after x hours d) the total cost of n tickets that ...

**math**

1. Which situation is not a function? a) the number of days d below freezing each month b) the total cost of an item that costs x dollars with 7% sales tax c) the number if miles driven at a constant speed of 45 miles per hour after x hours d)the total cost of n tickets that c...

**math**

On question #2 the 2 on answer A is a small 2 above the x

**math**

1. The sales tax in TN on nonfood items is 7%. Which equation shows the relationship of the price of an item p to the total cost of c? A) p=1.07c B) c=1.07p C) p=7c D) c=7p I think the answer is D. 2. Which relation is not a function? A) y=3x2 B) y=1x+31 C) y=3x D) They are al...

**Quadratic Formula**

I know the format is supposed to be ax^2+bx+c. But Idk what to do about this equation since there are - signs instead.

**Quadratic Formula**

3x^2-x-16=0 Use the quadratic formula to solve this.

**Math**

Which frame shown below??

**Science**

How is geotropism/gravitropism related to roots and shoots?

**chemistry**

How do i calculate the concentration of H2O2 after 150 mL of distilled water is added to 30 mL of 1.0 M of H2O2?

**Health**

1. What is needed to make blood cells? 2. What pair of workers is needed to produce estrogen? 3. What is needed to produce eleven hormones that control the actions of other endocrine glands? 4. What is needed to pass oxygen from lungs into blood vessels and welcome carbon diox...

**math**

use the bus shelter method to work out 1/8 as a decimal

**Physics**

A car accelerates uniformly in a straight line from rest at the rate of 2.7 m/s 2 . What is the speed of the car after it has traveled 58 m? Answer in m/s

**Science**

1.How can a model be used to determine possible sources of error in an experiment and to identify questions for further investigation?

**physics**

how long does it take an automobile traveling at 76.9 km/h to become even with a car that is traveling in another lane at 57.9 km/h if the cars' front bumpers are initially 145 m apart?

**Math**

The table shows the driving distance from certain cities. From To Driving Dis mi Pittsburgh Johnstown 55 Johnstown Allentown 184 1. Write a number sentence that compares the mileage from Pittsburgh to Johnstown to Allentown, and the mileage from Allentown to Johnstown to Pitts...

**Math**

The table shows the driving distance from certain cities. From To Driving Dis(mi) Pittsburgh Johnstown 55 Johnstown Allentown 184 1. Write a number sentence that compares the mileage from Pittsburgh to Johnstown to Allentown, and the mileage from Allentown to Johnstown to Pitt...

**Science**

Thanks:)

**Science**

I have to use the terms hypothesis, controlled experiment, and variable in the same sentence.

**Math**

2x+11y=9 4x-8y=0 how do I solve this system of equations?

**Comm 155**

I recently(adverb) bought my(adj) kids their favorite(adj) movie Rio. They have been eagerly(adv) and patiently(adv) waiting for it to come out on DVD. Rio is about a blue(adj) macaw named Blue who is brought(adj) to Rio de Janeiro to breed with the last(adv) known female blue...

**Comm 155**

my assignment is: Use at least five adverbs and five adjectives to write a 150- to 300-word review of a movie, sporting event, musical performance, or television show. • Bold all adverbs. • Underline all adjectives. • Compare the event to one or more similar eve...

**geometry**

pi* sorry for the misspell :) I'm hungry so pie sounds yummier doesn't it? anyways, good luck with your geometry :)

**geometry**

Actually, you don't have to multiply by pie. I take the same course as this anonymous person and I got 100 on my assignment. You just multiply 2.25 times the 3 and you have your answer :)

**English**

1.At what time should Jill and Amy's parents pick ___ up after the party? 2.As we approached the house, one of the dogs began to wag ___ tail. 3.Both of the horses jumped over the low fence between ___ coral and the field. 4.If you want to have a dog, you will have to lear...

**English**

2.was 4.Most, is 5.have

**English**

1.The brilliant blue waters (make, makes) the area popular. 2.Either Sydney, Australia, or Budapest, Hungary (were, was) settled by the British. 3.In Bahrain (is, are) located important oil reserves. 4.(More, Most) of the world's population (is, are) in Asia than anywhere ...

**English**

1.Either Max or Neil (know, knows) the answer to that question. 2.All of us (want, wants) to see that movie next week. 3.Her aunt and uncle (own, owns) a ranch in Wyoming. 4.(Was, Were) you standing at the bus stop when the rain started? 1.knows 2.want 3.own 4.Were

**English**

They

**English**

1. Them are the juiciest oranges that I have ever eaten. I have to replace incorrect pronoun with correct pronoun. 1. Replace I with we

**English**

1. The finalists in the chess tournament were her and I. 2. Them and Jack want to go to the circus on Friday night. 3.Sara told him and I about the new restaurant. 4.Did Lawrence read the article about volcanoes to she and her sister. 5.Whom will bring the refreshments for the...

**English**

Mr. Takagi is the (principle, principal) violinist in the orchestra. So in the sentence would it be principal?

**English**

Could you please explain #4 so I can understand between the two?

**English**

1. The guide (lead, led) the hikers to the river. 2. Marlo has (passed, past) the fitness test with flying colors. 3. By the time we got to the store, it was (already, all ready) closed. 4.Honesty is just one of the (principals, principles) of Tamika's moral code. 5.We dro...

**English**

1. I (past, passed) the library on my way to the grocery store. 1. past

**English**

1. You (passed, past) the boat launch a few miles back. 2. The bus drove (passed, past) the bus stop without stopping. 1. passed 2. past

**Modern History**

Okay! Thanks

**Modern History**

I've got to compose a thesis for my modern history paper on Hitler or Stalin. We are looking at studies of power, in particular the abuse thereof. I'm normally an A grade student but both thesis' I've proposed were either just a statement or too broad. I would ...