Newtons Laws of Motion

What is Newton's First Law of Motion?

• An object at rest stays at rest, and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force.

• An object will accelerate in the direction of the net force acting on it.

• For every action, there is an equal and opposite reaction.

• An object in motion will eventually come to a stop unless acted upon by a force.

What are balanced forces?

• Balanced forces are equal in size and opposite in direction, resulting in no change in motion.

• Balanced forces are unequal in size and opposite in direction, causing acceleration.

• Balanced forces are equal in size and direction, resulting in a net force.

• Balanced forces are forces that act in the same direction, increasing the speed of an object.

What is an example of Newton's Third Law?

• When you jump off a small boat, the boat moves backward as you move forward.

• When you push against a wall, the wall pushes back with equal force.

• When a car accelerates, it pushes the ground backward.

• When you throw a ball, it travels in a straight line until it hits the ground.

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What is the effect of friction on motion?

• Friction accelerates moving objects.

• Friction has no effect on motion.

• Friction opposes motion and can slow down or stop moving objects.

• Friction only affects stationary objects.

What is an example of Newton's Second Law?

• A heavier object requires more force to accelerate than a lighter object.

• All objects fall at the same rate regardless of their mass.

• An object in motion stays in motion unless acted upon by an outside force.

• Force equals mass times velocity.

What are unbalanced forces?

• Unbalanced forces are equal in magnitude and direction.

• Unbalanced forces can cause an object to start moving, stop moving, or change direction.

• Unbalanced forces always act in pairs and cancel each other out.

• Unbalanced forces are only present when an object is at rest.

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What is the relationship between mass and acceleration?

• As mass increases, acceleration decreases if the same force is applied.

• As mass increases, acceleration increases if the same force is applied.

• Mass and acceleration are independent of each other.

• Mass has no effect on acceleration.

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What is Newton's Second Law of Motion?

• The acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass. (F = ma)

• An object in motion stays in motion unless acted upon by an external force.

• The total momentum of a closed system remains constant unless acted upon by an external force.

• The force acting on an object is equal to the mass of the object multiplied by its velocity.

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What is the role of gravity in motion?

• Gravity is a force that pulls objects toward each other, affecting their motion.

• Gravity is a force that pushes objects away from each other, affecting their motion.

• Gravity has no effect on the motion of objects in space.

• Gravity only affects the motion of large celestial bodies.

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What is an example of Newton's First Law?

• A soccer ball remains at rest until a player kicks it.

• A car accelerates when the driver presses the gas pedal.

• A ball rolls down a hill due to gravity.

• A person pushes a shopping cart and it moves forward.