akarsha

Hi! I have a science project that's due today, and I need a little bit of help. I finished the actual project (look up "moon phases cup activity" if you wanna see what it was), but now I have to answer a few questions. My problem is that the questions are...

4 years ago

We're learning about proportions and ratios, and I'm confused about this question (they're fractions, by the way): 8/15 = 24/x A. x = 60 B. x = 12.8 C. x = 5 D. x = 45 I did the math, and I got x = 18. That's obviously not correct, but I can't figure out...

4 years ago

I just wanna make sure my answers are correct. I don't think they are, though 1. What is Robert MacNeil's main point in "The Trouble With Television"? A. News should not be shown on television. B. Commercials are modern art forms. *C. People should watch...

4 years ago

The price of a radio changes from $40.00 to $44.00. A. 10% decrease B. 10% increase C. 36.4% decrease D. 40% increase 44 - 40 = 4 Whole: 40 4 = p*40 4 = 40p 4/40 = 40p/40 I can't figure out what to do next. I know that the answer is B, but I don't know ho...

4 years ago

I'm really confused about these two questions: Use the following plate boundary graphic for questions 13 - 14. It won't let me post the link- 13. What type of plate boundaries are A, C, and D? A. Convergent B. Divergent C. Transform fault D. All of the ab...

4 years ago

In 2000, the number of students enrolled at Arlington Country Day School was 823 students. In 2010, the population was approximately 705 students. Find the percent of change in the enrolled students at Arlington Country Day school from 2000 to 2010 and id...

4 years ago

Which of the following equations has an infinite number of solutions? A. 3x - 3 = -4x B. 2y + 4 - y = 16 C. 7x + 5 = 4x + 5 + 3x D. 6y - 2 = 2(y - 1)

4 years ago

What is the value of the missing angle? [Image: a hexagon with the angles 150, x, 95, 145, 105, and 95.] A. 120 B. 130 C. 155 D. 720

4 years ago

1. Find the surface area for the given prism. Length: 14 in. Width: 10 in. Height: 8 in. A. 564 in^2 B. 664 in^2 C. 1,120 in^2 D. 1,080 in^2

4 years ago

What is the V/SA ratio of a sphere if the volume is 904.32 and the surface area is 452.16?

4 years ago

Giants and dwarfs are believed to be _________ stars. A. old B. young

4 years ago

Use the net to find the approximate surface area of the cylinder to the nearest square meter. [Image shows a cylinder with a height of 13 m and a radius of 3 m] A. 273 m^2 B. 179 m^2 C. 302 m^2 D. 151 m^2

4 years ago

(i forgot to put this in with the last question, sorry) What is the volume of the triangular prism to the nearest whole unit? [Image shows a triangular prism with a height of 4 ft, a width of 14 ft, and a length of 21 ft.] A. 392 ft^2 B. 588 ft^2 C. 1,176...

4 years ago

Find the slope of the line that goes through the following points. (0, -4), (1, -3), (2, -2), (3, -1) A. -1 B. 1 C. -4 D. -7 (-1, -4), (0, -1), (1, 2), (2, 5) A. -5 B. -3 C. -1/3 D. 3

4 years ago

Compare and contrast spiral and elliptical galaxies. (Make at least 2 comparisons.) How are Earth and Venus similar? How is Venus different from Earth? (Provide two similarities and two differences.)

4 years ago

The graph shows the relationship between the number of gallons of fuel remaining in the tank of a semitruck and the number of miles traveled by the semitruck. Which function can be used to find y, the number of gallons of fuel remaining in the tank of the...

4 years ago

Okay this is pretty hard to explain, but I'll try to as best as I can. This isn't for homework or anything, I just can't figure out how to do the math for this So let's say I have a 99 x 99 plot. I need to divide it equally in as many pieces as possible (...

4 years ago

List three things that may have caused the 'passion' that strained the 'bonds of affection' between northern and southern states. (three causes that contributed towards the tension between the north and the south)

4 years ago

Sheila opens a saving account with $80 that earns 1% interest per year, not compounded. How much interest, to the nearest penny, will Sheila earn in 2 years? Give your answer in dollars. I thought the answer was $81.60, but apparently it isn't correct.

4 years ago

There is a proportional relationship between the revenue (in dollars), y, and the number of clocks Dora sells, x. She sells 98 clocks for $117.60. Graph this proportional relationship.

4 years ago

These red blood cells have all been placed in different solutions! Based on their appearance after being placed in these solutions for a period of time, place on each line (A) for hypertonic, (B) for hypotonic, or (C) for isotonic. 7. The cells are ______...

4 years ago

Which of these sentences has an intransitive verb? A. Paul returned the tools, today. B. I lost my cell phone at the park. C. Stephanie found it later. D. Romy never swam in the ocean.

4 years ago

Which equation is balanced? A. H2 + O2 → H2O B. 4H2 + O2 → H2O + O C. H2 + O2 → H2O + O2 D. 2H2 + O2 → 2H20

2 years ago

A 40.0 kg stuntwoman is about to jump off a warehouse with a height of 40.0 m. What is her gravitational potential energy on Earth where the force of gravity is 9.8 m/s^2? A. 1,600 J B. 100 J C. 15,680 J D. 980 J

2 years ago

What happens if a small positively charged particle and a negatively charged particle of equal magnitude are placed close to each other? A. The particles will experience an attractive force, causing them to meet. B. The particles will experience a force t...

2 years ago

An ionic bond is formed from a cation and anion. A cation + anion = A. negative ion B. positive ion C. neutral atom

2 years ago

In the ionic bond of Na + Br, how many electrons will Na transfer to Br?

2 years ago

In the ionic compound AlCl3, which statement is FALSE? A. Chlorine is not able to accept any electrons because it already has 8 electrons B. Each Chlorine atom will accept one electron from the Aluminum atom C. The Aluminum atom will transfer a total of 3...

2 years ago

Which compound contains a triple bond? ammonia (NH3) nitrogen gas (N2) methane (CH4) chlorine (Cl2)

1 year ago

What is a metallic bonding? A. The chemical bonding that takes place between metal atoms when they share electrons. B. The chemical bonding that takes place from the attraction of metal atoms and the other elements. C. The chemical bonding that takes plac...

1 year ago

CH4 + O2 --> CO2 + 2H2O What needs to be done to balance this equation? A. Remove coefficient 2 in front of H2O on the right side of the equation. B. Do nothing (equation is balanced). C. Change O2 to O4 on the left side of the equation. D. Add coefficien...

1 year ago

Which of these is a balanced chemical equation? A. CO(g) + 2O2(g) → 2CO2(g) B. 2CO(g) + O2(g) → 2CO2(g) C. CO(g) + O2(g) → CO2(g) D. 2CO(g) + 2O2(g) → 2CO2(g)

1 year ago

Which function represents the inverse of f(x) = √x + 5? A: f^-1(x) = (x + 5)^2, x ≥ −5 B: f^-1(x) = x^2 - 5, x ≥ 0 C: f^-1(x) = (x - 5)^2, x ≥ 5 D: f^-1 (x) = x^2 + 5, x ≥ 0

1 year ago

Which answer choice represents the inverse of f(x) = √x - 7? A: f^-1(x) = x^2 - 7, x ≥ 0 B: f^-1(x) = x^2 + 7, x ≥ 0 C: f^-1(x) = (x - 7)^2, x ≥ 7 D: f^-1(x) = (x + 7)^2, x ≥ -7

1 year ago

For the Haber process, N2 + 3H2→2NH3, which is the mole ratio of NH3 to H2. A. 1:2 B. 1:3 C. 2:3 D. 3:2

1 year ago

What is home equity? A. Home equity is the amount of interest paid on a mortgage during the lifetime of the loan. B. Home equity and principal are two types of mortgages that someone might select when refinancing a home. C. Home equity creates a line of c...

1 year ago

What is a benefit of owning a vehicle instead of leasing one? A. The large initial down payment will be tax deductible. B. Car maintenance costs decrease as cars get older. C. It will always be considered an asset, not a liability. D. You will eventually...

1 year ago

Which type of investments are most at risk for losing value due to inflation? A. liquid investments B. high-risk investments C. long-term investments D. mutual fund investments

1 year ago

An object is dropped from a height of 256 feet. The amount of time, in seconds, the object takes to hit the ground can be found by solving the equation -16t^2 + 256 = 0. How many seconds will it take to hit the ground?

1 year ago

Divide. State the quotient in simplest form, and express the domain of the expression. (4)/(3x^5) ÷ (12)/(5x^7) A. (15x^12)/(48), x ≠ 0 B. (5x^2)/(9), x ≠ 0 C. (9)/(5x^2), x ≠ 0 D. (16)/(5x^12), x ≠ 0

1 year ago

Add. State the sum in simplest form. (x^2)/(x+2) + (4x)/(x+2) + (4)/(x+2), x ≠ -2

1 year ago

Perform the indicated operations, then simplify. (2y)/(y + 8) + (3y)/(y^2 - 64) - (4)/(y - 8) A. (5y - 4)/(y^2 + 2y - 64) B. (2y^2 - 17y + 32)/[(y - 8)(y + 8)] C. (5y - 4)/[(y + 8)(y - 8)] D. (2y^2 - 17y - 32)/[(y + 8)(y - 8)]

1 year ago

A reaction creates methanol (CH3OH) from carbon monoxide (CO) and hydrogen gas (H2). There are 3 moles of CO and 8 moles H2. Which is the limiting reactant? CO + H2 --> CH3OH Hint: Solve for the # moles of one of the product with each of the the reactants...

1 year ago

Simplify 1528/1593

1 year ago

Describe how the cubic functions g(x) and h(x) have been transformed from the parent function f(x). f(x) = x^3 g(x) = -(x - 5)^3 h(x) = 5x^3 - 2

1 year ago

What is the formula to calculate pH? A. pH = -log[OH-] B. pH = -log[H+] C. we do not need a formula, we can just estimate

1 year ago

Using the equation [H+]= -log[H+], what is the pH of a solution with a [H+] of 6.8 x 10-9 M. A. 9.99 B. 8.62 C. 8.17

1 year ago

Chemistry students were testing compounds in an aqueous solution to see which one had the strongest electrical current. There are three beakers each with a different compound. The first beaker and the second beaker lit the light bulbs brightly. The third...

1 year ago

An Arrhenius base A. donates H+ B. donates OH- C. produces H+ D. produces OH-

1 year ago

Predict the products of the reaction: H3PO4 + NaOH --> ?? + ?? A. Na3PO4 + H2O + CO2 B. Na3PO4 + H2 C. Na3PO4 + H2O D. Na + H2O

1 year ago

Solve for x. 3^(3x-10) = 3^x * 3^4

1 year ago

A tank of gas has partial pressures of nitrogen and oxygen equal to 1.61 atm and 4.34 atm, respectively. What is the total pressure of the tank? atm = pressure A. 2.50 atm B. 2.73 atm C. 5.95 atm D. 6.90 atm

1 year ago

Which example is energy entering into the reaction? A. a liquid changing to a gas B. sodium chloride dissolving in water C. burning a candle D. forming an ice cube

1 year ago

Which of the follow inequalities has no solutions? A. x < -4 and x > 1 B. x < 4 and x ≥ 1 C. x ≤ 4 and x > 1 D. x < 4 and x > -1

1 year ago

Which one of the following absolute value equations and inequalities have a solution set that is NOT the empty set? A. -3|x - 1| - 2 > -11 B. |3x - 2| - 4 = -7 C. 2|x - 4| - 5 < -6 D. 3|x + 9| + 2 = 1

1 year ago

Which of the following factorizations is correct? A. x^(3)-64=(x-4)(x^(2)+4x+16) B. x^(3)-64=(x-4)(x^(2)+16) C. x^(3)+64=(x-4)(x^(2)+4x-16) D. x^(3)+27=(x-4)(x^(2)-16)

1 year ago

Which of the following reactions is an example of an endothermic reaction? A. H2O(l) + energy → 2H2(g) + O2(g) B. 2H2(g) + O2(g) → 2H2O(g) + energy C. CH4(g) + 2O2(g) → CO2(g) + 2H2O(l) D. Na(s) + Cl2(g) → 2NaCl(s) + energy

1 year ago

Three polynomials are factored below, but some coefficients and constants are missing. All of the missing values of a, b, c, and d are integers. 1. x^(2)-8x+15 = (ax+b)(cx+d) 2. 2x^(3)-8x^(2)-24x = 2x(ax+b)(cx+d) 3. 6x^(2)+14x+4=(ax+b)(cx+d) Fill in the t...

1 year ago

Find the domain of f(x)\sqrt(2x^(2)-50)

1 year ago

At how many points is sinθ = 1/2 on the interval [-3π, 3π]?

1 year ago

Curious Carl and his lab partner were conducting a variety of experiments to produce gases: hydrogen, oxygen, and carbon dioxide. In one experiment, they added a piece of magnesium ribbon to 10 milliliters of hydrochloric acid. They observed bubbles being...

1 year ago

How many moles of BaSO4 are formed if 0.5 moles of Na2SO4 react with excess BaCl2? Na2SO4 + BaCl2 → BaSO4 + 2NaCl A. 0.144 mol B. 0.75 mol C. 0.5 mol D. 0.25 mol

1 year ago

Which bone would a forensic anthropologist analyze to identify a victim as male or female? phalanges humerus skull tibia

11 months ago

Could you possibly link the pictures that these questions are referring to? Unless someone has already done this quiz and knows the answers, nobody can help you without knowing what the pictures look like

4 years ago

Oop- nevermind lol. jj already has the answers for you <3

4 years ago

Lots of people are saying it's 6/9, but that's wrong. It says *simplist* form. 6/9 simplified is 2/3.

4 years ago

Now that I think about it, I think the answer is D, since that makes the most sense. I didn't even have to do the work, it's so obvious that that's the right answer-

4 years ago

lh3.googleusercontent.com/ox7aut7huYSDJ6tEvO3QYAlntsYias5Z20DCVXh5t9Y7cqE3TXeX3qoLuZnabHJseEBXDQCMrETj9e-n2fQ0ZAP9yYNbdE8u8bTDZ82QKO7xrE6Kc08Cx9T0o3-v=w975

4 years ago

Just add h t t p s to the beginning of the link and it should show you the picture.

4 years ago

Thanks!

4 years ago

that's a lot of replies holy crap

4 years ago

you guys do know what a hyperbole is, right?

4 years ago

I know this post was made thirteen years ago, and I know this probably won't help, but I wanna go on a rant about this. ADHD isn't something you can just wake up with (no pun intended). It's a disability, and yes, sometimes it fades away as you get older,...

4 years ago

TRUE TRUE TRUE

4 years ago

yes, we get it, the answers spell dab. yes, we get it, it's a dead meme.

4 years ago

The only way to connect three lines is to put them at angles, making them all intersect.

4 years ago

I think it is A

4 years ago

4.2 divided by 7 = 0.6 Each piece of rope is 0.6 meters long

4 years ago

The next pair would be (4, 1)

4 years ago

what do roman numerals have to do with this? /genuine question

4 years ago

Thank you! And yeah, I meant to put L^3 and not L^2, oops

4 years ago

I got C

4 years ago

1 hour and 15 minutes out of 15 hours Convert that to minutes (75 minutes and 900 minutes) 75/900 simplified is 1/12 Which means 1/12 of each school day is spent on English (Wow, what type of school has 15 hours every day...sheesh)

4 years ago

I know that, but the graph I have to use is much smaller, only going up to 12 (sorry I forgot to explain that), so I need to figure out what other points to put it through

4 years ago

D? I'm not 100% sure, which is why I came here.

4 years ago

Edit mistype: D. 2H2 + O2 → 2H2O

2 years ago

I don't usually trust AI to answer questions, but I'm pretty sure this was actually correct. Thanks :)

2 years ago

explain?

2 years ago

one of them has to be correct.

1 year ago

and this is why you should always double-check AI answers 🙃

1 year ago

Which of these is a balanced chemical equation? A. H2O + CO2 → H2CO3 B. 2H2O + 2CO2 → H4CO4 C. 3H2O + 2CO2 → 2H2CO3

1 year ago

explain?

1 year ago

This answer was wrong. It was C, long-term investments

1 year ago

Add. State the sum in simplest form. (x^2)/(x+2) + (4x)/(x+2) + (4)/(x+2), x ≠ -2

1 year ago

Add. State the sum in simplest form. (x^2)/(x+2) + (4x)/(x+2) + (4)/(x+2), x ≠ -2 A. x + 2 B. x + 4 C. (x^2 + 4x + 4)/(x^3 + 8) D. x^2 + 2x + 2

1 year ago

What is the answer?

1 year ago

Context for all the students who found out about this a couple of years later: Ms. Sue was a tutor on the Jiskha site before it turned into AI Questions LLC. She passed due to natural causes. Yes, the hate was unfortunate, but as Writeacher said, she did...

1 year ago

This answer was wrong :(

1 year ago

explain

1 year ago

At how many points is sinθ = 1/2 on the interval [-3π, 3π]? A. 6 points B. 3 points C. 12 points D. 1 point

1 year ago

That's not even an answer choice

1 year ago