20 Answered Questions for the topic Gravitational Force
Physics- Gravitational Force
The mass of the earth is 5.98 × 1024 kg and the mass of the moon is 7.35 × 1022 kg. If the distance between the earth and the moon is 384,000 km, what is the gravitational force on the moon?
Gravitational Force Magnitude Magnitude Of Electromagnetic Electromagnetic
Compare the magnitude of the electromagnetic and gravitational force between two electrons separated by a distance of 2.00m. Assume the electrons have a mass of 9.11×10^-31kg and a charge of... more
planets in our solar system have rings. If these rings are made of chunks of debris, why do they form around the planet and do not travel toward the Sun?
Its an open ended response make it at least a paragraph and it's for a 6th grade prompt in science.
Gravitational Force Circular Motion Rocket Physics
How can you determine if something is in stable orbit
A space probe has a period of 100 minutes around the earth at an altitude of 83 km about the earth's surface? Can we tell if a stable orbit is present?
Gravitational Force Physics Bound Orbit Bound Orbit System
How to determine if a satellite's orbit is bound based on its radius?
Would it be bound if it's orbital radius is larger than the radius of the planet it is orbiting ?
Gravitational Force Newton Mechanical Energy Orbit
A satellite orbiting the earth has a speed of 5.5 km/s when its distance from the center of the earth is 11,000 km. Is the satellite in a bound orbit?
A satellite orbiting the earth has a speed of 5.5 km/s when its distance from the center of the earth is 11,000 km. Is the satellite in a bound orbit? I have already calculated that the... more
Gravitational Force Physics Gravity Kepler's Second Law
A planet is orbiting a star when the star’s gravity suddenly vanishes. The planet thenheads outward along a straight line. Is Kepler’s second law still obeyed?
A planet is orbiting a star when the star’s gravity suddenly vanishes. The planet then obeys Newton’s First law and heads outward along a straight line. Is Kepler’s second law still obeyed? That is... more
Gravitational Force Physics Gravitation
Gravitational Potential Energy
How much work would be done launching a 400 kg weather balloon to an altitude of 50 km? I'm supposed to use the equation PE = Gm1m2(1/di - 1/df) but have no idea how this equation works
how to determine the ratio between two different masses
A planet has masses ( m1) and has at a distance ( r1), from the sun. a second planet has mass(m2) equal to (m1) at a distance of r2=2r from the sun . Determine the ratio of the gravitational force... more
The gravitational force, F, between an object and the Earth is inversely proportional to the square of the distance from the object and the center of the Earth. If an astronaut weighs 209 pounds on... more
Newton's gravity and weight qs
An astronaut has a mass of 80 kg, but on an unknown planet, the bathroom scale reads 15 kg when the astronaut stands on it. What is the astronaut's weight and the gravitational field strength on... more
Gravitational Force Math Help Newton's Universal Law Of Gravitation Gravity Formula
Can someone help me with calulating gravitational force?
I have an assignment due in a couple of hours for astronomy. I've been working on this for a few hours now, but I'm not really familiar with algebra. Any help would be greatly appreciated! The... more
Gravitational Force Physics Velocity Gravitation
Laws of Motion related doubt
A uniform chain of length 'l' is placed on a smooth horizontal table, such that half of its length hangs over one edge. It is released from rest, the velocity with which it leaves the tables is... more
In the formula C=λf, c dosen't change in the formula. What happens to f if λ increases? What happens to λ if f increases?
Here is the intro. Radio waves are also examples of electromagnetic waves. when you listen to a radio stationm the frequency that you find on the dial describes the frequency of the waves sent out... more
What does this mean? Physics Help!!!!!!!!!!!!!!!!!!!
A weightlifter holds a 150 kg weight 2 m from the floor. Calculate the speed which the weight hits the floor when dropped. You may assume that no energy leaves the system, and that the... more
Gravitational Force Physics
is the gravity of earth throughout the earth constant ??
if yes then how do we get acceleration as 9.81
Gravitational Force Science 8th Grade 8th Grade Science
what is the unit force used in gravity calculations?
what is the unit force used in gravity calculations And why is it called this?
A 7kg bowling ball is raised 1.5m into the air. What is the bowling ball's gain in gravitational potential energy?
A 7kg bowling ball is raised 1.5m into the air. What is the bowling ball's gain in gravitational potential energy? SHOW WORK PLEASE! THANKS!!!!!
find gravitational force
A planet has ? the density of earth but 2x the radius. find the surface gravitational force on this planet. (Hint: Earth’s is 10N/Kg)
help with gravitational force
1. what happens to the gravitational force between two objects if the distance between them is increased 4 times? a. increased 4 times b. increased 16 times c. reduced 4 times d. ... more
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