This experience can be explained by the law of inertia, which states that an object will continue in its straight-line motion unless acted upon by an unbalanced force.
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Passengers tend to get thrown to one side when a motorcar makes a sharp turn at high speed.
If the right-side plane were ultimately made horizontal, the marble would continue to travel forever, trying to reach the same height from which it was released, assuming no friction is present.
The gravitational force exerted by the moon on objects is directly related to its mass; since the moon’s mass is less than Earth’s, it exerts a weaker gravitational force.
The moon exerts a lesser force of attraction on objects because its mass is less than that of the Earth.