# physics- drbob can u plz help me???

VERY IMPORTANT FOR AN ESSAY ASSIGNMENT. PLEASE HELP ASAP! THANK U VERYYYYY MUCH!

1. What force is needed to give a mass of 25 kg an acceleration of 20m/s squared?

2. A force of 6N acts upon a 2-kg mass. What is the acceleration of the masS?

3. It takes a force of 50N to give a body an acceleration of 10m/s squared. What is the mass of the body?

4. a) what is the weight of a 10-kg piece of iron?

b) what is the mass of an object that weighs 490N?

Hi Nicola-

I am not a physicist; however, I believe you can work all of your problems, as DrWLS suggested, with F=ma.

1. 👍 0
2. 👎 1
3. 👁 209
1. since force is equal to mass × acceleration now question one answer is 25×20=500

1. 👍 0
2. 👎 0

## Similar Questions

1. ### Physics, 4 short questions

VERY IMPORTANT FOR AN ESSAY ASSIGNMENT. PLEASE HELP ASAP! THANK U VERYYYYY MUCH! 1. What force is needed to give a mass of 25 kg an acceleration of 20m/s squared? 2. A force of 6N acts upon a 2-kg mass. What is the acceleration of

asked by Nicola on December 13, 2006
2. ### 11th grade [URGENT]

Help with my research essay!? I have this assignment I have to do and its a research essay. I was wondering if this was a good topic (not too broad or not too specific) for my essay: Behind fast food, or like does fast food take

asked by Hiro on November 20, 2009
3. ### Social Science

Essay on "The Arabs made Islam one of the most powerful force in Asia". Please help ASAP.

asked by Goku on November 4, 2014
4. ### World History Honors

Hi! Can anyone help me with this assignment...? Using the primary source documents and information from your chapter, form a thesis that describes why Herodotus referred to Egypt the way he did (Why he referred to Egypt as the

asked by mel on August 12, 2011
5. ### MLA citation

Which type of writing assignment would benefit the most from the use of outside sources? A. The first act of a play about John F. Kennedy B. An essay describing your favorite kind of automobile C. An informative essay about the

asked by Daniela on July 27, 2015
6. ### english

I am writing an oppossing view essay. For this part of the essay we are not supposed to take a stance. The teacher has broken the assignment into 2 parts. The 1st part is actually just to help us learn how to write our final

asked by Lynne on November 14, 2010
7. ### English

has anyone read the essay called "texting is stupid" by gene weingarten? I need help finding the thesis and the tone of the essay! please help asap! thanks in advance!

asked by Tina on September 10, 2014
8. ### English

(please help) I need help with my English assignment ASAP. I need to know the meaning of Impetus? These are the exact words. Brief summary of the impetus behind your scenario. Be clear to show a clear link to the chosen topic. I

asked by Victorine on June 15, 2011
9. ### writing

I have to write an essay about how Morrison uses power stuggle in Beloved to enhance the meaning of her work. I think I have some idea, but I'm just sitting here numberless. This essay is due in about 2 days. Can you help me ASAP?

asked by Jess on October 12, 2012
10. ### Western Civilization

Please suggest some good cites to complete the following essay assignment: In your short essay assignment you need to analyze how the new enlightened worldview would lead people to challenge traditional notions of society, the

asked by BL on March 22, 2013

More Similar Questions