# Posts by ANONYMOUS

Total # Posts: 114,211

**Anatomy**

Which of the following choices gives the correct cell structure from outermost to innermost layer? A. Cytoplasm, nucleus, nucleolus, cell membrane B. Nucleolus, nucleus, cytoplasm, cell membrane C. Cell membrane, cytoplasm, nucleus, nucleolus D. Cell membrane, nucleolus, ...

**Anatomy**

The role of the somatic sensory association area is A. understanding and interpreting touch information. B. feeling textures. C. locating objects. D. comparing planned movement to actual movement A

**Anatomy**

I have read my book over and over B

**Anatomy**

The negative feedback system is based on a low level of hormone A. preventing the kidneys from excreting the hormone. B. causing another gland to secrete a similar hormone. C. causing the gland to decrease secretion of the hormone. D. causing the gland to increase secretion of...

**Anatomy**

A football kicker primarily uses which muscle movement to kick the ball? A. Abduction B. Adduction C. Extension D. Circumduction

**Anatomy**

What type of organism must use the cell's energy and parts to multiply? A. Protozoa B. Fungi C. Bacteria D. Virus

**Anatomy**

A karate instructor uses his hand to chop a plank of hard wood, and then uses his closed fist to punch a soft practice bag. Which statement is true of the graded potentials of each action? A. Neither action contains a great enough stimulus to cause depolarization. B. The ...

**Anatomy**

Which location point is a common location for sports injuries? A Femoral B, Patellar B

**Anatomy**

The simplest response to a stimulus is a? a.sympathetic b.voluntary movement c. reflex

**Algebra**

The rest isn't right?

**Algebra**

Could someone verify my answer please?

**Algebra**

Please help me!

**Algebra**

Martin is making a candy that contains 90% milk chocolate and the rest caramels. The candy has 3 pounds of caramels. Part A: Write an equation using one variable that can be used to find the total number of pounds of milk chocolate and caramels in the candy. Define the ...

**math**

three sisters shared some mangos in the ratio 5 : 3 : 2. if the one with smallest ratio received 25 mangos , find the number of mangos shared

**maths**

the diagram shows the plan view of a swimming pool. The pool has a rectangular swimming area and a semi-circle area with steps. Work out the total surface area of the top of the pool. Giver your answer to 3 significant figures.

**algebra**

5^n+3/25^2n-3=1

**Biology**

One kind of fish, the hagfish, is considered an invertebrate by scientists. Why is this fish an invertebrate whereas all other fish are vertebrates?

**Biology**

Which chordate structures are lost when a larval tunicate develops into the adult form?

**Chemistry**

Sorry I didn't mean to repost this!

**Chemistry **

The combustion of 0.1572 g benzoic acid increases the temperature of a bomb calorimeter by 2.52°C. Calculate the heat capacity of this calorimeter. (The energy released by combustion of benzoic acid is 26.42 kJ/g.) What is the heat capacity in kJ/C? = 1.65 kJ/C A 0.2197-g ...

**Math**

P(A) = 1 - 0.41 = 0.59 ?

**Math**

If P(A) = O.41 then P(?)= Which one is the correct answer?I can't figure it out 0.59, 1.00, 0.26, 0.82

**Chemistry**

What would be the correct number of sig figs?

**Chemistry **

The combustion of 0.1572 g benzoic acid increases the temperature of a bomb calorimeter by 2.52°C. Calculate the heat capacity of this calorimeter. (The energy released by combustion of benzoic acid is 26.42 kJ/g.) What is the heat capacity in kJ/C? = 1.65 kJ/C A 0.2197-g ...

**Ss**

I need help anyone go c.a i need help

**maths**

If the perimeter of a protector is 72cm then its radius is

**Math**

18:2 2:18 18/20

**physics**

The average height of an apple tree is 4.00 meters. How long would it take an apple falling from that height to reach the ground? Given: g = -9.8 meters/second2

**Criminal Justice**

Can police act on information they receive from health inspectors?

**Science**

If the initial amount of Carbon-14 in the mammoth was 8 grams, how many half-lives have passed i the fossil sample has 1 gram left? How many years have passed since the mammoth's death?

**Math**

fdf

**Math**

Matthew got 36 problems rights out of a total of 40 problems on a tes.wht percent of the problems did he her rights

**Science**

You are correct

**Science**

1/8?

**Science**

Think more fraction. which fraction times 600 equals 4800

**Science**

Object E has a mass of 4,800 kilograms. Object F has a mass of 600 kilograms. Both objects were placed on different planets so that their weights are equal. The gravity acting on Object E is ________ times the gravity acting on Object F. 1/8 1/4 1 8** Am I correct

**Chemistry**

What mass of manganese (II) chloride must react with sulfuric acid to release 49.5 mL of hydrogen chloride gas at STP? MnCl2(s) + H2SO4(aq)-->MnSO4(aq) + 2HCl(g)

**Chemistry**

What mass of manganese (II) chloride must react with sulfuric acid to release 49.5 mL of hydrogen chloride gas at STP? Mg(s) + H2SO4(aq) -->MgSO4(aq) +2HCl(g)

**Math**

Each ounce of a substance A supplies 2% of the nutrition a patient needs. Substance B supplies 15% of the required nutrition per ounce, and substance C supplies 15% of the required nutrition per ounce. If digestive restrictions require that substances A and C be given in equal...

**Egg-speriment help**

Conventions academy... heating academy?

**S.S.**

bleh

**Probability**

48% of the students in the school are female and the probability of taking of physics is independent of the gender of the student, what is the probability that a student chosen at random is both a female and taking physics?

**Social studies**

Its for a portfolio

**Science**

When Seed start to sprout is called __________

**science**

make a list such action where many force and applied simultaneously (ref page number 70 to74

**Chemistry **

Chlourine monoxide reacts with flourine gas to give a new unknown gas that contains Cl, O and F. In an experiment you find that 0.15476 g of the new gas has a preasure of 17mmHg ina 1850 mo flak at 21ºC. What is thd identity of the unknown gas?

**Math**

Each ounce of a substance A supplies 2% of the nutrition a patient needs. Substance B supplies 15% of the required nutrition per ounce, and substance C supplies 15% of the required nutrition per ounce. If digestive restrictions require that substances A and C be given in equal...

**Math**

How do i do this with and without distribution?

**Physics please hELP**

h = Hi + Vi t - 4.9 t^2 0 = 2 + 27.5 t -4.9 t^2 or 4.9 t^2 -27.5 t - 2 = 0 solve quadratic for t, use the positive answer (any negative root was on the way up before you threw it :)

**Science**

How does rubbish or pathway affect the living organisms and also the abiotic factors? Do you have suggestions on how can we prevent them?

**number theorem**

1.[-1/4] 2.{7} 3.[-22/7] 4.[5/4] 5[[1/2]]

**Math?**

How do you find the expression?

**Math?**

Which expression is equivalent? ?5(?3x ? 6) A) 15x + 30 B) 15x ? 30 C) ?15x + 30 D) ?15x ? 30

**Algebra**

These are Two problems that I am having difficulty with. Write as a single logarithm. Assume all variables represent positive real numbers. 1. 5log3 a-7 log3 b+2 log3c 2.log7(x2+5x-24)-log7(x+8)

**math**

a single ball is drawn from an urn containing 6 balls numbered 1 through 6. Find the probability that the ball choose as follows. an even-numbered ball or an odd-numbered ball

**Science**

Can you help me? what iss 42.1 pounds eqaul to?

**physics**

sure

**Science**

Which factor impacts the possible number of ways in which different atoms can be put together? An atoms inability to share neutrons and protons. The ability of atoms to combine in unlimited ways. An atoms inability to react with all elements the same way. ***** The inability ...

**Calculus**

If there is a critical point between intervals where a function is increasing on both intervals, is there a relative max/min at that point?

**Mathematics**

P=kd varies directly If the pressure is 125 pascal when the water is 2m deep,find the pressure when it is 4.5 meters deep . can you show me the solution?

**Chemistry **

Determine the fluoride ion concentration for a saturated solution of magnesium fluoride. (Ksp = 7.4E-11)

**Science**

The pressure P at the bottom of a swimming pool varies directly as depth of water. If the pressure is 125 paacal when the water is 2m deep ,find the pressure when it 4.5 meters deep.

**Calculus**

I'm sorry...the function is supposed to be x^2/(x-3).

**Calculus**

Find the intervals on which x^2/(x-3)^2 is decreasing. a. (0,6) b. (0,3), (3,6) c. (-inf,0), (6,inf) The critical numbers are x=0 and 6, but since there is an asymptote at x=3, I'm not sure whether a or b is the answer.

**Connections acadamy**

...... Connections tracks what you do on the computer, if you are using a school computer. If you aren't, I don't think they do.

**History**

What is the difference between countries with freedom of expression?

**math**

THE correct expontial form of 2(x)(x)(y)(y)(y)

**Math**

The ratio of the number of sheep to the number of horses on a farm is 8:3. If there are 42 horses on the farm, how many sheep are there on the farm? Sheep

**math**

Okay so -24/7 + 24/7 = -9 + 24/7 b= -39/7

**physics**

A spring is hung from the ceiling. A 0.536 -kg block is then attached to the free end of the spring. When released from rest, the block drops 0.180 m before momentarily coming to rest, after which it moves back upward. (a) What is the spring constant of the spring? (b) Find ...

**physics**

The pressure increases by 1.0 x 104 N/m2 for every meter of depth beneath the surface of the ocean. At what depth does the volume of a Pyrex (bulk modulus 2.6 x 1010 N/m2) glass cube, 5.6 x 10-2 m on an edge at the ocean's surface, decrease by 3.0 x 10-10 m3?

**History**

I'd love to see you

**chemistry**

In an effusion 15 ml of HBr effused in 1.0 min. In the same apparatus under the same conditions, 20.3 ml of an unknown gas diffused in 1.0 min. If the unknown contains only carbon and hydrogen. determine the molecular formula of the unknown gas,

**chemistry**

Ethanol ( C2H5OH) undergoes a reaction with oxygen gas in the air. Calculate the volume (l) of oxygen gas at 45 degrees celcius and mmHg that is required to react with 185 g ethanol. Then calculate the volume of air required to react with 185 g assuming that air is 21% by ...

**chemistry**

A 355.0 ml container holds 0.146 g nitrogen gas and an unknown amount of argon at 35 degrees and a total pressure of 626 mmHg, Calculate the amount (mol) of argon in the container.

**Math **

A family has three children. Assuming a boy is as likely as a girl to have been born, what is the following probability? Two are girls and one is a boy.

**Lanaguage Arts 8th**

Will do, thank you!

**Lanaguage Arts 8th**

There is little, if any, “storm” in the new movie Storm Fever. Aren’t actors supposed to act, and aren’t directors supposed to direct? Actor Robert Pierre seems to wander aimlessly around the set. And director Sue Smith can’t seem to figure out how to ...

**Science**

When a car is driving forward on a horizontal road what is the direction of the frictional force on the tires?? The answer is forward on all tires, but how is this correct?

**math**

find the volume of a prism whose dimensions are x cm, (x+2) cm and (x-1) cm in its simplest form

**Anatomy**

A football kicker primarily uses which muscle movement to kick the ball? A. Abduction B. Adduction C. Extension D. Circumduction C?

**Home Economic **

Draw a diagram of print and calico patch

**math**

the perimeter of a rectangle is 8.0 cm. The width is 3/5 of the length. find the width and the length

**anatomy**

How is the percentage of body surface area affected by burns determined? A. Depth of burn B. Type of burn C. Rule of nines D. Amount of hair singed B

**anatomy**

There are _______ chromosomes in a human body. A. 20 B. 30 C. 46 D.38 I chose C

**mathematics**

the fifth and tenth term of an Ap are 0 and 10 respectively.find the twentieth term

**Math**

A city park planner is deciding between two proposals for a new rectangular playground. One is for a playground with an area of 1930 square feet. A) The second proposal is for a playground that is 11.5 meters long and 19.5 meters wide. What is the area of this playground? Use ...

**Math**

A city park planner is deciding between two proposals for a new rectangular playground. One is for a playground with an area of 1930 square feet. A) The second proposal is for a playground that is 11.5 meters long and 19.5 meters wide. What is the area of this playground? Use ...

**Math help**

How do you solve this please show with steps I'm very lost, I tried to put it in square root and I tried to multiply my approaches do not add up to the answer which is supposed to be 9/125... (3^1/3 • 5^ -1/2)^6

**Math**

Use log table to solve these; 2.647*0.00921 / 0.05738

**Chemistry (12)**

The specific heats (in units of J/g•K) of MoF6, CHBr3, and SnCl4 are 0.8090, 0.5172, and 0.6345, respectively. What is the order of the molar heat capacities? Formula weights: MoF6 209.9; CHBr3 252.7; SnCl4 260.5 (a) MoF6>CHBr3>SnCl4 (b) MoF6>SnCl4>CHBr3 (c) ...

**Math **

A box has 9 marbles, 4 of which are white and 5 of which are red. A sample of 5 marbles is selected randomly from the box without replacement. What is the probability that exactly 3 are white and 2 are red? (Enter your answer as an exact fraction.)

**Math**

the cote family car gets between 25 and 29 miles per gallon of gasoline the fuel tank holds 17 gallons of gasoline and the cotes refill the tank whenever it is 1/4 full the cost of gasoline will be 3.46 and 3.69 per gallon A) write expressions to estimate the amount they will ...

**Physics :(**

Bobby? ?is? ?pushing? ?a? ?20kg? ?box? ?up? ?a? ?plane? ?inclined? ?at? ?27? ?degrees? ?above? ?the? ?horizon b.? ?find? ?the? ?force? ?bobby? ?needs? ?to push? ?with? ?so? ?the? ?box? ?is? ?accelerating? ?at 5m/s^2

**Science**

Thanks!

**Science**

How can you purify a water using only materials at home? How will you know if it is purified or not?

**Physic question help**

A uniform disk with mass 9.6 kg and radius 2.7 m is pivoted at its center about a horizontal, frictionless axle that is stationary. The disk is initially at rest, and then a constant force 31.5N is applied to the rim of the disk. The force direction makes an angle of 35 degree...

**Chemistry**

A 7.52 g sample of an aqueous solution of hydrobromic acid contains an unknown amount of the acid. If 13.5 mL of 0.633 M barium hydroxide are required to neutralize the hydrobromic acid, what is the percent by mass of hydrobromic acid in the mixture?