Podcast
Questions and Answers
Which of the following best describes the relationship between net force and acceleration, according to Newton's Second Law of Motion?
Which of the following best describes the relationship between net force and acceleration, according to Newton's Second Law of Motion?
- Net force is inversely proportional to acceleration.
- Net force is directly proportional to acceleration. (correct)
- Net force is exponentially proportional to acceleration.
- Net force is independent of acceleration.
Zero acceleration always indicates that an object is at rest.
Zero acceleration always indicates that an object is at rest.
False (B)
What is the approximate value of the acceleration due to gravity near the Earth's surface, neglecting air resistance, and what does this value represent?
What is the approximate value of the acceleration due to gravity near the Earth's surface, neglecting air resistance, and what does this value represent?
9.8 m/s², the constant rate at which objects accelerate downwards in free fall.
In projectile motion, the curved path an object follows due to gravity is called its ______.
In projectile motion, the curved path an object follows due to gravity is called its ______.
In projectile motion, which of the following statements is true regarding the horizontal velocity (vx), when air resistance is neglected?
In projectile motion, which of the following statements is true regarding the horizontal velocity (vx), when air resistance is neglected?
The vertical velocity of a projectile is constant throughout its motion.
The vertical velocity of a projectile is constant throughout its motion.
A marble rolls off a table horizontally. What happens to its vertical velocity as it falls, and why?
A marble rolls off a table horizontally. What happens to its vertical velocity as it falls, and why?
A ball is thrown horizontally from a cliff. Which of the following factors affects the time it takes for the ball to hit the ground?
A ball is thrown horizontally from a cliff. Which of the following factors affects the time it takes for the ball to hit the ground?
The vertical distance covered by a projectile is known as its ______.
The vertical distance covered by a projectile is known as its ______.
Match the following terms with their descriptions regarding projectile motion:
Match the following terms with their descriptions regarding projectile motion:
Flashcards
Newton's Second Law
Newton's Second Law
The net force on an object is directly proportional to the magnitude of the net force and inversely proportional to the mass.
Uniformly Accelerated Motion
Uniformly Accelerated Motion
Motion with a constant change in velocity over equal time intervals.
Acceleration due to gravity
Acceleration due to gravity
The constant acceleration experienced by objects due to Earth's gravitational pull, approximately 9.8 m/s².
Projectile Motion
Projectile Motion
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Trajectory
Trajectory
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Range (horizontal distance)
Range (horizontal distance)
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Height (vertical distance)
Height (vertical distance)
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Horizontal Velocity (Projectile)
Horizontal Velocity (Projectile)
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Vertical Velocity (Projectile)
Vertical Velocity (Projectile)
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Study Notes
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