Popular lifehacks

What forces act on a falling ball?

What forces act on a falling ball?

The gravitational force is an interaction between two objects with mass. For a falling ball, the two objects with mass are the Earth and the ball. The strength of this gravitational force is proportional to the product of the two masses, but inversely proportional to the square of the distance between the objects.

Is a ball falling a balanced force?

Untitled Document. Let us consider the descent of a falling object: In the final drawing the speed of the falling object is such that the force associated with air resistance is the same as that of the gravitational force. . . the forces are now balanced.

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Is it possible for an object to be at rest if there is only a single force acting upon it?

Is it possible for an object at rest to have only a single force acting on it? No – if there is only one force, then the forces are not balanced and the object will accelerate. In order to be at rest the forces on horizontal sides must be equal and the forces on the vertical sides must be equal.

How many forces will act on a ball?

There are two forces acting on the ball: tension from the string and force due to gravitation.

Why might your foot hurt if you kick a heavy desk or a wall?

Why might your foot hurt if you kick a heavy desk or a wall? When you kick a heavy desk or a wall, your foot exerts a force on the desk or wall. The desk or wall exerts a force equal in magnitude on your foot (Newton’s third law). Ouch!

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Will a heavier parachute fall faster?

As we make gravity stronger, the parachute will fall faster. So if you have two parachutes with the same size and shape but made of different materials, one heavier than the other, the heavier parachute will fall faster.

Why would it be really difficult to pedal a 10 000 pound bicycle?

Why would it be more difficult to start pedaling a bicycle if you put a 10,000 pound weight on it? Because the Earth’s gravity pulls more strongly on objects with larger masses. Forces come in action/reaction pairs that are equal in strength and opposite in direction.

What force pulls an object back to the earth?

gravity
When objects are moving, gravity still pulls them toward Earth. If you drop a soft ball straight down, gravity will pull it straight down to the ground.