# laurel

Most popular questions and responses by laurel
1. ## Calculus 1

The height (in meters) of a projectile shot vertically upward from a point 3 m above ground level with an initial velocity of 21.5 m/s is h = 3 + 21.5t − 4.9t2 after t seconds. (Round your answers to two decimal places.) a. When does it hit the ground? I

2. ## Physics

Explain how the emission lines in the spectrum of a gas are evidence for discrete energy levels within atoms. Thank you 🙏

3. ## chemistry conversions

16 miles/gal= ___?____km/kL

4. ## Physics

A 41g bullet is traveling at 499m/s when it strikes a block of wood. If the block of wood exerts a force of 50,000 N opposing the motion of the bullet, how far will the bullet penetrate the block of wood?

5. ## Geometry

If the area of the large rectangle is 147 units squared, what is the perimeter of the shaded area. There is a visual of a large rectangle divided into four smaller ones. One is shaded. The area is given for the other three: 48 and 15 along the top half of

6. ## Computer Science

write a program that will prompt the user for a value and print the value entered to the screen. The program stops when the user enters a value less than zero. I need an IPO chart, pseudocode and C++

7. ## chemistry, biology

Calculate the pH of a solution obtained by adding 20 mL of .2M KOH to 480 mL to .02M isoelectric glycine

8. ## algebra

factor: x^3+216

9. ## science

What is the "Oxygen Catastrophe" Why was it so important for life on this planet? Most articles are hard to understand. Thank you

10. ## Art History

Hello, I'm looking for any articles that relate to Michelangelo's Pieta in St. Peter's Rome. I would prefer .edu or .gov websites. I need to write a paper on the history and the meaning. Thanks so much!

11. ## Physics

A 659g block is placed on a spring with a spring constant of 194N/m, compressing it 30cm. What height does the block reach when it is launched?

12. ## english

What is the difference between a play and prose fiction? (at least three)

13. ## chemistry

Would the density of a person be the same on the surface of the Earth and on the surface of the moon? Explain.

14. ## french

How do you say in french: No,I don't visit them on vacation. I have: Non, je ne leur rends pas visite a vacances.

15. ## nutrition

I got a case study about a woman with ulcerative colitis and i need help finding information on UC and prednisone and sulfasalzine from .o r g cites , im not allowed to use .c o m cites . its stupid. help please

16. ## math

THanks for your help with the last question, but now I have anew one. Can 2 consecutive whole numbers be prime factors. THanks to all who answer. Laurel

17. ## american government

How do six principles of the constitution make the U.S. different than other countries?

19. ## Science

what is the importace of heterocysts in cyanobacteria?

20. ## Physics

If the cart weighs 3.9kg and the cart starts at a height of 7.8m, what is the final velocity of the cart?

21. ## Science

One edge of a copper cube is carefully measured and found to be 2.162 cm. An atom of copper is a sphere 0.2560 nanometers in diameter. Assuming that the volume of the cube contains nothing but copper atoms, how many copper atoms are contained in the cube?

22. ## Science

When 4.44 calories of heat was added to 5.40 degrees C, the temperature rose. What was the final temperature of the mercury? In factor label method.

23. ## science

Does anyone have some good info about plant and animal cells?

24. ## math

Thanks for all of the math help!!

25. ## math

What are consecutive numbers? I don't get this question, "Is it possible that 3 consecutive numbers can be prime factors?

26. ## French 3

How do you say: It was the neighbor. He asked for Armelle to turn down the volume. This is what I have: C'est le voisin. Il a demande Armell de baisser le volume.

27. ## science

Why are hetercysts in cyanobactiria critical components of the nitrogen cycle?

1. ## Chemistry

Put P in the center. Double bond oxygen to P and put 4 electrons on its outer shell. Then have a regular bond connecting the three Br to the P and give them 6 electrons on the outside.

posted on December 12, 2012

A second reason for learning Spanish is pure econonmics. Among the few booming occupations are jobs where Spanish is construction worker and the whilte-collar marketing manager are learning that it's smart to know the difference between lo siento and claro

posted on July 22, 2011

posted on July 22, 2011
4. ## Life orientation

Activity 3

posted on June 19, 2011
5. ## Confidentiality in Allied Health

I just received my grade for this paper (95) and I found it frustrating too. Make sure you really read the directions in the grading criteria section. You need AT LEAST 6 sentences per question. 1 intro, 4 in the body and 1 closing. So you can't submit it

posted on December 1, 2010
6. ## Confidentiality in Allied Health Essay

I found the most help in the Penn Foster online library. There are links to several useful sources on allied health and confidentiality. That's where most of my sources came from. Easybib is helpful for MLA citation. I submitted my paper today and received

posted on December 1, 2010
7. ## algebra

(x+6)(x^2-6x+36) thanks!

posted on August 20, 2008
8. ## math

1+2=

posted on April 7, 2008
9. ## math

1-32

posted on April 7, 2008
10. ## math

What is 1-1865=

posted on April 7, 2008
11. ## math

What is 1 +1000546466

posted on April 7, 2008