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September 3, 2014

Search: physics(universal law of gravitation)

Number of results: 59,598

Physics - Newton's Law of universal gravitation
Describe how Newton used each of the following phenomena to support the law of universal gravitation a) the orbit of the moon b) kepler's third law
August 22, 2010 by Shaila

6th grade science (physics)
explain and describe Law of Universal Gravitation in relation to force, mass and distance
April 18, 2010 by Tyler

science
Explain the law of universal gravitation
January 10, 2012 by glenn

6th grade science
What is the universal law of gravitation?
March 18, 2010 by mary

Science
What is the best definition for The law of universal gravitation ?
January 16, 2012 by Jim

physic
Which of these is not a statement of newton's law of universal gravitation?
February 7, 2014 by femi

science
how does mass differ from weight what is law of universal gravitation
October 26, 2009 by dai

physics
can someone please help me with this question quick... Which of the following equations expresses Newton's law of universal gravitation? a. Fc=MVt^2/r b. Fg=M1M2/r c. g=Gme/r^2 d. Fg=Gmme/r^2 i really need help..thanks:-)
February 20, 2009 by Bella

science
what is the 3 laws of motion? & what is the law of universal gravitation plz answer thx in advance
January 22, 2008 by sammy

science
what factors affect the friction forces between two surfeces 2a what is the law of universal gravitation
October 20, 2009 by sophie

Physics
Using newton's law of universal gravitation and the following data calculate the theoretical value of the acceleration due to gravity on mars. Mars Mass= 6.4185x 10^23 kg Radius (equatorial)= 3.3962x 10^6m
November 9, 2010 by Amy

Science
a question regarding Universal Law Of Gravitation. If the clouds are 50 km. high , what is its proportional distance to a globe which is one foot in diameter ? Thank you :))
September 28, 2011 by Anna

physics(universal law of gravitation)
a satellite has a mass of 100 kg and is located at 2 x 10^6 m above the surface if the Earth. wHAT is the potential energy associated with the satellite at this location? What is the magnitude of the gravitational force on the satellite?
January 14, 2010 by Nina

Physics
According to the law of universal gravitation, there is force of attraction between any two bodies in the universe, WHY CAN'T YOU FEEL THIS FORCE BETWEEN YOU AND YOUR SEATMATE? ~>Thanks for those who are helping!
October 19, 2009 by Shane

physics
he universal law of gravitation describes the force of gravity between two bodies. What does it say about the strength of the gravitational field? How does the size of the object affect the use of the gravitational field equation?
May 15, 2012 by dreamygirl

Physics
Starting from Newton’s law of universal gravitation, show how to find the speed of the moon in its orbit from the earth-moon distance of 3.9 × 108 m and the earth’s mass. Assume the orbit is a circle.
December 16, 2011 by Calitryphosa

physics....
The universal law of gravitation describes the force of gravity between two bodies. What does it say about the strength of the gravitational field? How does the size of the object affect the use of the gravitational field equation? i know that the gravitational field strength ...
June 1, 2012 by kennedy

Physics / Astronomy
Here is my question: Consider the bending of light by the gravitation of the Sun as described by Newtonian physics. Light of frequency f passes at a distance d from the center of the Sun, which has a mass M. Show that the bending angle of the light is proportional to M/d. I'm ...
May 28, 2008 by Barry

Science check answer quick!
I really do not understand Number 7 Which of these does Newton's law of universal gravitation imply? (Points : 1) The force of gravity between two objects is inversely proportional to the product of the two masses. <-- Earth's gravity acts on people inside a space station ...
January 7, 2014 by Gianna

science
Newton’s law of universal gravitation is rep- resented by F=GMm r2 Here F is the gravitational force, M and m are masses, and r is a length. Force has the SI units kg · m/s2. What are the SI units of the proportionality constant G? 1. m2/(kg2 · s2) 2. m/(kg · s2) 3. m2/kg 4. N...
August 31, 2013 by dani

Physics - weighing a planet
Explain how you can weigh a planet? ( Is it by the combination of the netwons law of univeral gravitation and keplers third law; t^2/r^3 = 4(pi)^2/G(Msun) )
August 22, 2010 by Shaila

Columbs Law
I need help with the following questions from my homework. thanks! How does one coulomb of charge compare with the charge of a single electron? How is coulombs law similar to Newton's law of gravitation? How is it different?
November 5, 2007 by Whit

Math
The universal law of gravitation determines the amount of force exerted by a constant mass (M) on another constant mass (m), separated by a distance (r), is given by the expression F = ( -GmM )/r^2 a) What mathematical expression characterises the instant rate of change of the...
October 15, 2011 by Raf

Physics
A 21.0-kg satellite has a circular orbit with a period of 2.37 h and a radius of 8.50×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 7.10 m/s2, what is the radius of the planet? Use Kepler's third law (...
February 16, 2007 by winterWX

C++ Programming
I NEED HELP WITH MY CODE!!! it won't compile right The formula for finding the force of gravity between two objects is Force = grav * (mass1 * mass2) / (radius * radius), where Force = the force of gravity between the two objects, grav = the universal gravitation constant (6....
February 13, 2008 by sonnysn

physics
1. Suppose that the strength of the electric field about an isolated point charge has a certain value at a distance of 1 m. How will the electric field strength compare at a distance of 2 m from the point charge? I know it's At twice the distance the field strength will be 1/4...
July 14, 2010 by anonymous

physics
calculate the force of Earth's gravity on a spacecraft 12,800 km (2 Earth radii) above Earth's surface if its mass is 1350 kg. i know the universal gravitation formula is Fg = G [(m1 m2)/ r^2] but im not getting anywhere near the multiply choice answers of: 14,470, 4410 N, ...
October 26, 2009 by Sasha

science
Which statement best describes Newton’s Law of Universal Gravitation? A.Large objects, like Earth and the Sun, attract other objects everywhere in the universe. B.Gravity is a kind of magnetic force between objects and Earth. C.Gravity is the result of the curvature of space ...
February 17, 2014 by victoria

Math2
The universal law of gravitation determines the amount of force exerted by a constant mass (M) on another constant mass (m), separated by a distance (r), is given by the expression F = ( -GmM )/r^2 a) What mathematical expression characterises the instant rate of change of the...
October 18, 2011 by Raf

physics
why is it wrong to think of a scientific law as a universal statement of truth?
October 2, 2011 by Rebecca

English
1. She is Marie Curie. She is a French physicist. However, she was born in Poland. She discovered the pure radium. She was awarded two Nobel Prizes. [She was the only person to be awarded two Nobel Prizes.] (Would you like to check the passages above? Check them please.) 2. He...
October 30, 2009 by rfvv

physics
gravational force deimos, a satellite of amrs, has an average radius of 6.3 km. If the gravational force between deimos and a 3.0 kg rock at its surface is 2.5x10(-2)N..what is the mass of deimos ? Use the Universal Law of gravitation: Force= G Mm/distance^2 Solve for M. i did...
November 28, 2006 by arielle

physics
On a distant planet, the acceleration due to gravity is 5.30 m/s2, and the radius is 4600 km. Use the law of gravitation to calculate the mass of this planet.
February 25, 2011 by Student

Physics
Calculate the percentage of Earth’s gravitational force on the ISS astronauts while orbiting at an altitude of 248 miles above Earth’s surface. To do this, compare the gravitational force on an orbiting astronaut to the force on the astronaut here at Earth’s surface using the ...
January 28, 2014 by Haley

English
Albert Einstein (1879-1955) He is an American physicist. He reported "General Theory of Relativity" in 1916. He won a Novel Prize in 1921. Issac Newton(1642-1727) He discovered "the Law of Universal Gravitation" and "the Three Laws of Motion" - laws of inertia, action and ...
August 11, 2009 by John

Maths and Physics
Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2 (10 marks). Kind Regards
April 19, 2011 by David

physics
directly proportional Inellastic collision Inversely proportional Joule Lever arm Non inertial reference frame inertial reference frame Pascal Pascal's principal rate revolution rotation spring constant spring force universal gravitation Henry cavendish
May 27, 2009 by chelsea

physics
1. Two point charges are separated by 6 cm. The attractive force between them is 14 N. Find the force between them when they are separated by 12 cm. 2. The SI unit of mass is the kilogram. What is the SI unit of charge? 3. The proportionality constant k in Coulomb’s law is ...
July 14, 2010 by Nicole

Physical sciences
What is the universal law?
March 21, 2013 by Miranda

physics college
Use Newton's Law of Gravitation to compute the work W required to propel a 1100 kg satellite out of the earth's gravitational field. You may assume that the earth's mass is 5.981024 kg and is concentrated at its center. Take the radius of the earth to be 6.37106 m and G = 6....
May 16, 2012 by lost

Math And Physics
Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2 Please answer the question fully ...
May 1, 2011 by Dwayne

Math And Physics
Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2 Please answer the question fully ...
May 1, 2011 by Dwayne

physics
If I halve the distance between 2 gravitating bodies,Newtons universal law of gravity states that the force between them will____ to _____ of the force begore the change. Thank you for the help
May 2, 2012 by brent k

Physics
Assume the Earth is a perfect sphere of radius 6,400 kilometers. Find the weight of a 75.0 kg person at the North pole. Find the weight of this same person at the equator. (You don't need to use Newton's Law of Gravitation but you do need to analyze the radial/centripetal force.)
July 26, 2012 by Zac

Algebra2- Inverses
The Law of Gravitation is represented by the formula Fg=G(m1m2/r2) What would be the inverse of this function Fg-1? What would this force represent? Can someone plz hurry and answer this for me
January 9, 2007 by Natalie

PHYSICS
assume you have a mass of 100 kg on earth. on the moon, where the gravitation of the moon is 1/6 gravitation of the earth, what is your mass on the moon and what is your weight on the moon
December 22, 2010 by Katie

11th grade
I really need assistance in starting a project that is due in 2 weeks. I basically need to create a gravity-powered vehicle that will go travel down a ramp, go across the floor 1 meter away and hit a wall. The catch is that there will be a "passenger" (an egg) and a safety ...
December 4, 2009 by Kayla

physics
Proponents of astrology claim that the positions of the planets at the time of a baby's birth will affect the life of that person in important ways. Some assert that this effect is due to gravity. Examine this claim with Newton's law of gravity. Calculate the maximum force ...
March 14, 2009 by cb

Physics Question
Find the point between Mars and the Sun at which an object can be placed so that the net gravitational force exerted by Mars and the Sun on this object is zero. We are given a chart with information on the mass, etc. of planetary objects. I know to use law of universal ...
November 19, 2006 by Jennifer2008

Justice system
Although its meaning may vary from one culture to the next, __________ appears to be an almost universal taboo. A. murder B. rape C. theft D. incest im confused between B n D 2. “Common law” refers to: A. offenses committed against the safety and order of the state. B. law ...
May 1, 2013 by Amy

physics (Newton's Law of gravitation)
I need help with this question until the end if you can, please. Thank you. A neutron star and a black hole are 2.400e+12 m from each other at a certain point in their orbit. The neutron star has a mass of 2.78×10^30 kg and the black hole has a mass of 9.94×10^30 kg. What is ...
April 22, 2013 by Kathy PLEASE HELP

physics (Newton"s law of gravitation)
Could anyone please help me with this problem? I would really appreciate it. The top of Mt. Everest is 8850 m above sea level. Assume that sea level is at the average Earth radius of 6.38×106 m. What is the magnitude of the gravitational acceleration at the top of Mt. Everest...
April 21, 2013 by Kathy

chemistry
a) Aluminum Chloride has a universal indicator color of red and the Ph of 4.0 b) Sodium Carbonate has a universal indicator color of violet and the Ph of 9.5. c) Ammonium Acetate has a universal indicator color of green and the Ph of 7.5 For the following salts give an ...
March 15, 2011 by samuel

chemistry
) Aluminum Chloride has a universal indicator color of red and the Ph of 4.0 b) Sodium Carbonate has a universal indicator color of violet and the Ph of 9.5. c) Ammonium Acetate has a universal indicator color of green and the Ph of 7.5 For the following salts give an ...
March 15, 2011 by roshan

chemistry
Aluminum Chloride has a universal indicator color of red and the Ph of 4.0 b) Sodium Carbonate has a universal indicator color of violet and the Ph of 9.5. c) Ammonium Acetate has a universal indicator color of green and the Ph of 7.5 For the following salts give an ...
March 15, 2011 by roshan

Physics
the hubble telescope has a mass of 1.5 x 10^4 kg and its orbiting the earth 596 km above the ground surface.the earths radius is 6.38 x 10^3km. CAlculate a)the force of gravitation on the telescope due to the earth's pull. given: G=6.67 x 10^-11Nm/kg and the mass of earth is 5...
October 29, 2007 by johnny

calculus
Use Newton's Law of Gravitation to compute the work W required to launch a 1500 kg satellite vertically to an orbit 800 km high. You may assume that the earth's mass is 5.98*10^24 kg and is concentrated at its center. Take the radius of the earth to be 6.37*10^6 m and G = 6.67...
February 2, 2009 by matt

calculus
Use Newton's Law of Gravitation to compute the work W required to launch a 1500 kg satellite vertically to an orbit 800 km high. You may assume that the earth's mass is 5.98*10^24 kg and is concentrated at its center. Take the radius of the earth to be 6.37*10^6 m and G = 6.67...
February 3, 2009 by matt

physics (Newton"s law of gravitation)
Please, can someone help me with this? A neutron star and a black hole are 2.400e+12 m from each other at a certain point in their orbit. The neutron star has a mass of 2.78×1030 kg and the black hole has a mass of 9.94×1030 kg. What is the magnitude of the gravitational ...
April 21, 2013 by Kathy

biology
Why is the universal genetic code considered universal?
July 11, 2012 by Anonymous

chemistry
Aluminum Chloride has a universal indicator color of red and the Ph of 4.0 b) Sodium Carbonate has a universal indicator color of violet and the Ph of 9.5. c) Ammonium Acetate has a universal indicator color of green and the Ph of 7.5 ....For the following salts AlCl3, Na2CO3...
March 15, 2011 by roshan

Physics
A solid uniform sphere has a mass of 2.0 104 kg and a radius of 1.5 m. What is the magnitude of the gravitational force due to the sphere on a particle of mass m = 0.2 kg located at a distance of 1.6 m from the center of the sphere? What if it is 1.1 m from the center of the ...
February 13, 2007 by winterWX

Science
Can someone please check my answers and if they are wrong can you help me fix them? Thank so much!! 1. Which of the following determines the strength of the force of gravity between two objects? Check all that apply. (2 points) the speeds of the objects the masses of the ...
January 24, 2014 by Melissa

MATH HELP
Law of Gravitation-find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is negelcted. The gravitational constant is given as G= 6.67428*10^-11 m^3 kg^-1 s^-2 Please give lots of details in ...
April 28, 2011 by AKUMA

physics (Newton's law of gravitation)
Can anyone please help me with this question? I am really confused. A neutron star and a black hole are 2.400e+12 m from each other at a certain point in their orbit. The neutron star has a mass of 2.78×1030 kg and the black hole has a mass of 9.94×1030 kg. What is the ...
April 21, 2013 by Kathy

mathematics
Dason favorite place is the Universal studio.He spent 3 hours in the studion and there are 5 hours left to close the Universal studio for that day. How many hours did John spent in the Universal studio.
February 18, 2009 by john

Physics
When we say that the weight of an object is Mg, and that g = 9.8 N/kg, what assumptions are we making? Which of the below? The distribution of mass in the earth is spherically symmetric. The density of the earth is the same everywhere. The earth's interior is solid everywhere...
January 25, 2013 by arcos15

Physics
When we say that the weight of an object is Mg, and that g = 9.8 N/kg, what assumptions are we making? Which of the below? -The distribution of mass in the earth is spherically symmetric. -The density of the earth is the same everywhere. -The earth's interior is solid ...
January 25, 2013 by arcos15

Physics HELLLPPPP
When we say that the weight of an object is Mg, and that g = 9.8 N/kg, what assumptions are we making? Which of the below? -The distribution of mass in the earth is spherically symmetric. -The density of the earth is the same everywhere. -The earth's interior is solid ...
January 25, 2013 by NATTT

physics
Using Newton's Law of Universal Gravitation, compare the gravitational pull of the Sun on the Earth to the gravitational pull of the Moon on the Earth. Constants: Mass of the Moon, M☽= 7.348E22 kg. Moon's semi-major axis, a☽= 3.844E8 m. You can find the other ...
November 16, 2011 by Maria

physics
A coin is placed on a vinyl stereo record that is making 78 revolutions per minute on a turntable. Find the magnitude of the acceleration when the coin is placed 5.0, 10, and 17 cm from the center of the record. The radius of Earth is about 6.38x10^3 km. A 7.40x10^3 N ...
December 13, 2010 by Becky

physics
A satellite has a mass of 100 kg and is in an orbit at 2.00*10^6 m above the surface of the Earth (a) what is the potential enegry of the satellite at this location?(b) what is the magnitude of the gavitational forece on the satellite? a) Since the weight drops somewhat as a ...
January 8, 2007 by becky

Physics
What would the gravitation PE and Elastic PE be like on the moon?
June 24, 2011 by Janice

Physics -HS Honors
When computing the gravitation force, how do you know what the direction of the solution?
March 11, 2008 by Joan

physics
Using Newton's Law of Universal Gravitation, compare the weight of a 68.1 kg astronaut on the surface of the earth to the gravitational pull of the Earth on the same astronaut when she is on the International Space Station. Constants: Average altitude of the ISS above the ...
November 16, 2011 by Maria

physics
Using Newton's Law of Universal Gravitation, compare the weight of a 68.1 kg astronaut on the surface of the earth to the gravitational pull of the Earth on the same astronaut when she is on the International Space Station. Constants: Average altitude of the ISS above the ...
November 16, 2011 by Maria

General Psychology
In considering the importance of culture to ethics please help me answer the below questions: 1. Are some cultures more moral than others? Please give examples and explain your position. Can you describe a moral standard that is at variance with your own ethical system? 2. Are...
August 22, 2012 by Wade

stats
group rh+ 39 35 8 4 rh- 6 5 2 1 People with blood type AB and rh+ are considered to be universal recipients. If three of the 100 subjects are selected find the probability they are all universal recipients.
February 6, 2011 by Help please!

MATH HELP
Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2 Please answer the question fully ...
May 2, 2011 by Dwayne

physics
an electron (m= 9.11 x 10^-31 kg) and a proton (m+ 1.6 x 10^-27 kg) are separated by 1.0 x 10^-10 m. what is the gravitation force between them? help please!
January 28, 2013 by Isis

Math BOBPURSLEY HELP HELP HELP HELP
Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2 Please answer the question fully ...
May 2, 2011 by Dwayne

Physics Help!!
Comparing Einstein's and Newton's theories of gravitation, can the correspondence principle be applied? and Why or Why not? a)Yes b)No
May 7, 2012 by Jake

Physics
A planet has two satellite moons. Moon X has an orbital period of 2.13 days. Moon Y has an orbital period of about 3.53 days. Both moons have nearly circular orbits. Use Kepler's third law to find the distance of each satellite from the planet's center. The planet's mass is 2....
February 23, 2012 by Angelina

calculus
newtons law of gravitation says that the magnitude F of the force exerted by a body of mass m on a bod of mass M is F=GmM/r^2 where G is the gravitational constant and r is the distance between the bodies. a)find dF/dr and explain its meaning. What does te minue sign mean? b)...
October 11, 2007 by cassie

Physics
How do I use Kirchhoff's First Law -- the law of conservation of energy and the law of conservation of charge to prove the equivalent resistance formula. Rt = R1 + R2 + R3 ......
May 27, 2012 by Art

government
Which branch of the law regulates wrongful acts involving injury to one’s person, property, or reputation in a situation not covered by the terms of a contract? A. common law B. tort law C. civil law D. contract law
March 8, 2012 by Johana

government
Which branch of the law regulates wrongful acts involving injury to one's person, property, or reputation in a situation not covered by the term of a contract? A. common law B. tort law C. civil law D. contract law
April 2, 2012 by Charlette

bus law
What is the chronological order of the major legislation that makes up the history of employment law in this country? For each law, state the social problem the law was designed to address, and discuss how employment law has affected the workplace in the last two decades.
September 2, 2010 by kash

physics
if the masses remain the same ,but the separation is decreased to one-half of the original distance . what happens to the gravitation force?
November 26, 2012 by mary grace

Science-Chemistry
1. What is Charles’s law? • State the definition of the law in words. • What are the assumptions of Charles’s law? • Write mathematical equations that represent the law. • What can you do with Charles’s law? • Using a gas-filled balloon as an example, describe what happens to ...
May 31, 2013 by Help needed.... Danielle

Physics
i was woundering if you could point in the right direction i'm looking for very easy physics topics that makes use of the law of sines or the law of cosines Thanks
October 19, 2009 by Physics

Psychology
Is Maslow's hierarchy universal? Do you see it applicable in other cultures? After reading/researching Maslow's theory of motivation we all share a compelling need to "move up", to improve ourselves, and than we become self-actualized. So to me this would not be universal right?
May 6, 2012 by chris

Government Law question
What kind of law is it when judges make the law by their decisions on the bench? ___ Law
January 14, 2013 by Allyson

Calc
Newton's Law of Gravitation says that the magnitude F of the force exerted by a body of mass m on a body of mass M is the following. F=(GmM)/r^2 Here G is the gravitational constant and r is the distance between the bodies. (a) Find dF/dr (b) Suppose it is known that Earth ...
November 3, 2009 by Josh

physics
Choose the correct description for each "Law" of Electricity & Magnetism. The choices are faradays law lenz law ampere law are my choices correct Gives the amount of current resulting from a changing magnetic field.AMPERE LAW Gives the strength of the magnetic field resulting ...
May 1, 2011 by Ana

Law
Research and identify a labor law that is specific to your state. Share a brief summary of the law with us and discuss why you believe this law is or is not important to the employer-employee relationship.
November 29, 2013 by Mattiazz

Algebra 1 Scientific Notation
Isaac newtons theory of universal gravitation states that the equation F=G m^1m^2/r^2 can be used to calculate the amount of gravitational forces in newtons between 2 point masses (m^1) and (m^2) separated by a distance (r). G is a constant equal to 6.67*10^-11 m^2 kg^-2. The ...
September 26, 2011 by Austin

Government
As of the date of ratification, the U.S. Constitution established: A. representative democracy and limited government. B. representative democracy, universal suffrage, and limited government. C. limited government. D. representative democracy. E. universal suffrage Well, ...
June 5, 2007 by John

maths
newton’s law of gravitation states that any two bodies attract each other with a force that is inversely proportional to the square of the distance between them. The force of attraction between two bodies is 460 * 10^-12 newtons when they are 6 cm apart. What is the force on ...
November 21, 2011 by rahul patel

BUSINESS LAW
At issue in the twenty-first century is the trade-off between the necessity of writers, musicians, artists, and movie studios to profit from their work and the free flow of ideas for the public benefit. Movie (and music) industry participants claim that encryption programs are...
January 29, 2011 by Marie

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