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Questions and Answers
The first law of Newton states that an object will remain at rest or in uniform motion until an external or unbalanced ______ acts on the object.
The first law of Newton states that an object will remain at rest or in uniform motion until an external or unbalanced ______ acts on the object.
FORCE
When an object is in ______, it means it is moving at a constant velocity.
When an object is in ______, it means it is moving at a constant velocity.
UNIFORM MOTION
According to the first law, the more ______ an object has, the more force it takes to move it.
According to the first law, the more ______ an object has, the more force it takes to move it.
MASS
Newton's first law of motion is also known as the law of ______.
Newton's first law of motion is also known as the law of ______.
The second law is known as the law of ______.
The second law is known as the law of ______.
The second law of acceleration states that acceleration is ______ proportional to the mass of an object.
The second law of acceleration states that acceleration is ______ proportional to the mass of an object.
According to the second law, if the force is constant and the mass is doubled, then the acceleration is ______.
According to the second law, if the force is constant and the mass is doubled, then the acceleration is ______.
The third law of Newton states that for every force of action, there is a force ______ in ______ but opposite in direction.
The third law of Newton states that for every force of action, there is a force ______ in ______ but opposite in direction.
The first law of Newton states that an object will remain at rest or in uniform motion until an external or unbalanced ______ acts on the object.
The first law of Newton states that an object will remain at rest or in uniform motion until an external or unbalanced ______ acts on the object.
When an object is in ______ it means it is moving at a constant velocity.
When an object is in ______ it means it is moving at a constant velocity.
According to the first law, the more ______ an object has, the more force it takes to move it.
According to the first law, the more ______ an object has, the more force it takes to move it.
Newton's first law of motion is also known as the law of ______.
Newton's first law of motion is also known as the law of ______.
The second law is known as the law of ______.
The second law is known as the law of ______.
The second law of acceleration states that acceleration is ______ proportional to the mass of an object.
The second law of acceleration states that acceleration is ______ proportional to the mass of an object.
According to the second law, if the force is constant and the mass is doubled, then the acceleration is ______.
According to the second law, if the force is constant and the mass is doubled, then the acceleration is ______.
The third law of Newton states that for every force of action, there is a force ______ in ______ but opposite in direction.
The third law of Newton states that for every force of action, there is a force ______ in ______ but opposite in direction.
The first law of Newton states that an object will remain at rest or in uniform motion until an external or unbalanced ______ acts on the object.
The first law of Newton states that an object will remain at rest or in uniform motion until an external or unbalanced ______ acts on the object.
When an object is in ______ it means it is moving at a constant velocity.
When an object is in ______ it means it is moving at a constant velocity.
According to the first law, the more ______ an object has, the more force it takes to move it.
According to the first law, the more ______ an object has, the more force it takes to move it.
Newton's first law of motion is also known as the law of ______.
Newton's first law of motion is also known as the law of ______.
The second law is known as the law of ______.
The second law is known as the law of ______.
The second law of acceleration states that acceleration is ______ proportional to the mass of an object.
The second law of acceleration states that acceleration is ______ proportional to the mass of an object.
According to the second law, if the force is constant and the mass is doubled, then the acceleration is ______.
According to the second law, if the force is constant and the mass is doubled, then the acceleration is ______.
The third law of Newton states that for every force of action, there is a force ______ in ______ but opposite in direction.
The third law of Newton states that for every force of action, there is a force ______ in ______ but opposite in direction.
The size of the action and reaction is the same but the reaction force always goes to the ______ direction of the action force.
The size of the action and reaction is the same but the reaction force always goes to the ______ direction of the action force.
The third law is also known as the law of ______.
The third law is also known as the law of ______.
What law of motion is exemplified when a wagon left on a level sidewalk remains motionless?
What law of motion is exemplified when a wagon left on a level sidewalk remains motionless?
What law of motion applies when an adult throws a ball faster than a little kid?
What law of motion applies when an adult throws a ball faster than a little kid?
What law of motion is exemplified by a rocket in space moving at a constant speed?
What law of motion is exemplified by a rocket in space moving at a constant speed?
What law of motion applies when a ball rolls up a hill and eventually rolls back down?
What law of motion applies when a ball rolls up a hill and eventually rolls back down?
What law of motion is demonstrated when a sailboat moves faster when the wind blows harder?
What law of motion is demonstrated when a sailboat moves faster when the wind blows harder?
Flashcards
Newton's First Law
Newton's First Law
An object remains at rest or in uniform motion unless acted upon by an external, unbalanced influence.
Uniform Motion
Uniform Motion
Motion at a constant speed in a straight line.
Mass
Mass
The amount of matter in an object, influencing its resistance to changes in motion.
Inertia
Inertia
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Newton's Second Law
Newton's Second Law
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Inversely Proportional (Acceleration and Mass)
Inversely Proportional (Acceleration and Mass)
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Halved Acceleration (Double Mass)
Halved Acceleration (Double Mass)
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Newton's Third Law
Newton's Third Law
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Action-Reaction Force
Action-Reaction Force
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Opposite Direction
Opposite Direction
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Law of Interaction
Law of Interaction
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Wagon on Sidewalk (Law 1)
Wagon on Sidewalk (Law 1)
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Throwing a Ball (Law 2)
Throwing a Ball (Law 2)
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Rocket in Space (Law 1)
Rocket in Space (Law 1)
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Ball Rolling Up a Hill (Law 1)
Ball Rolling Up a Hill (Law 1)
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Sailboat and Wind (Law 2)
Sailboat and Wind (Law 2)
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Study Notes
Newton's Laws of Motion
- First Law of Motion: An object remains at rest or in uniform motion unless acted upon by an unbalanced FORCE. This principle emphasizes the concept of INERTIA.
- Uniform Motion: Describes an object moving at a constant velocity, maintaining both speed and direction.
- Mass and Force: Greater MASS of an object requires more force to initiate its motion, affirming the relationship between mass and the force needed for acceleration.
- Second Law of Motion: Known as the law of ACCELERATION, it states acceleration is INVERSELY proportional to the mass of an object when a constant force is applied.
- Acceleration with Mass Change: If the force remains constant and mass is doubled, the resulting acceleration is HALVED.
- Third Law of Motion: For every action, there is an equal and opposite reaction, meaning forces are EQUAL in MAGNITUDE but opposite in direction.
- Action and Reaction: The reaction force opposes the action force and is always equal in size, demonstrating that every force results in a counteracting force.
- Law of Interaction: Refers to the third law, emphasizing the interplay of forces acting on different bodies.
Everyday Situations Illustrating Laws of Motion
- Situation 1: An adult can throw a ball faster than a child due to the ability to exert more force, demonstrating the Second Law of Motion.
- Situation 2: A rocket in space maintains its speed in the absence of external forces, illustrating the First Law of Motion.
- Situation 3: A ball rolling up a hill slows down and rolls back due to gravitational and frictional forces, exemplifying the First Law of Motion.
- Situation 4: A sailboat speeds up as wind increases, which represents the Second Law of Motion, as additional force results in greater acceleration.
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