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Newton's first law describes something special that results from the sum of all the external forces (including gravity) on an object.

The forces exerted by the object on other things or on itself are irrelevant to that result, and so the free body diagram used to calculate that result gives the correct result even though we completely neglect forces exerted by the body.

Why is Newton's first law important?

That's a different question (see below).

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What is a diagram in which all of the forces acting on an object shown?

A free-body diagram is a visual representation that shows all the forces acting on an object. It isolates the object of interest and includes vectors representing the magnitude and direction of each force, helping analyze the equilibrium or motion of the object.


How does the size of an object impact the gravitational force acting upon it?

The gravitational force acting on an object is directly proportional to its mass. Therefore, the size of an object, which is related to its volume, can impact the gravitational force acting upon it. Larger objects with greater mass will experience a stronger gravitational force compared to smaller objects with less mass.


Would happen if the normal force and gravitational force acting on an object were unequal?

If the normal force and gravitational force acting on an object were unequal, the object would either accelerate or decelerate in the direction of the net force. If the normal force is greater, the object will move upwards; if the gravitational force is greater, the object will move downwards.


What two forces are acting on an object floating in water draw the diagram and show the forces?

When an object is floating in water, two forces are acting on it: buoyant force and gravitational force. The buoyant force is an upward force exerted by the water that supports the weight of the object, keeping it afloat. The gravitational force pulls the object downward towards the center of the Earth. The object remains in equilibrium when these two forces are balanced, leading to a state of floating.


What does not change when gravitational force changes?

The mass of an object does not change when the gravitational force changes. Mass is a measure of the amount of matter in an object and is independent of the gravitational force acting on it.

Related Questions

What is a diagram in which all of the forces acting on an object shown?

A free-body diagram is a visual representation that shows all the forces acting on an object. It isolates the object of interest and includes vectors representing the magnitude and direction of each force, helping analyze the equilibrium or motion of the object.


How does the size of an object impact the gravitational force acting upon it?

The gravitational force acting on an object is directly proportional to its mass. Therefore, the size of an object, which is related to its volume, can impact the gravitational force acting upon it. Larger objects with greater mass will experience a stronger gravitational force compared to smaller objects with less mass.


What determines the size of gravitational force?

The mass of the object the force is acting on, and the gravitational acceleration where the force is acting. F = m*g, where F is the gravitational force, m is the mass of the object and g is the gravitational acceleration (on Earth it is about 9.81ms-2)


What is a weight?

"Weight" is a measure of gravitational force acting on an object.


What is a-weighting?

"Weight" is a measure of gravitational force acting on an object.


What do you call a diagram showing all forces acting on an object?

Free Body Diagram


Would happen if the normal force and gravitational force acting on an object were unequal?

If the normal force and gravitational force acting on an object were unequal, the object would either accelerate or decelerate in the direction of the net force. If the normal force is greater, the object will move upwards; if the gravitational force is greater, the object will move downwards.


What happens when the gravitational force acting on an object is changed?

When the gravitational force acting on an object changes, the object's weight may change accordingly. If the force increases, the object will feel heavier, and if the force decreases, the object will feel lighter. This change in gravitational force can also impact the object's motion and trajectory if it is in free fall or orbit.


What two forces are acting on an object floating in water draw the diagram and show the forces?

When an object is floating in water, two forces are acting on it: buoyant force and gravitational force. The buoyant force is an upward force exerted by the water that supports the weight of the object, keeping it afloat. The gravitational force pulls the object downward towards the center of the Earth. The object remains in equilibrium when these two forces are balanced, leading to a state of floating.


weight?

The gravitational pull acting on an object towards the earth's center.


What does not change when gravitational force changes?

The mass of an object does not change when the gravitational force changes. Mass is a measure of the amount of matter in an object and is independent of the gravitational force acting on it.


How can you use a free-body diagram to analyze the forces acting on an object on an inclined plane?

A free-body diagram can help analyze the forces acting on an object on an inclined plane by representing all the forces acting on the object as vectors. This diagram allows you to break down the forces into components parallel and perpendicular to the incline, making it easier to calculate the net force and acceleration of the object.