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The displacement vector Δr for a particle is the difference between its final position vector and its initial position vector: We define the average velocity of a particle during the time interval Δt as the displacement of the particle divided by the time interval: The instantaneous velocity is defined as the limit of the average velocity Δr/Δt as Δt approaches ______: The magnitude of the instantaneous velocity vector v = |v| is called the speed, which is a scalar quantity: The average acceleration of a particle as it moves is defined as the change in the instantaneous velocity vector Δv divided by the time interval Δt during which that change occurs: When the average acceleration of a particle changes during different time intervals, it is useful to define its instantaneous acceleration ______.
The displacement vector Δr for a particle is the difference between its final position vector and its initial position vector: We define the average velocity of a particle during the time interval Δt as the displacement of the particle divided by the time interval: The instantaneous velocity is defined as the limit of the average velocity Δr/Δt as Δt approaches ______: The magnitude of the instantaneous velocity vector v = |v| is called the speed, which is a scalar quantity: The average acceleration of a particle as it moves is defined as the change in the instantaneous velocity vector Δv divided by the time interval Δt during which that change occurs: When the average acceleration of a particle changes during different time intervals, it is useful to define its instantaneous acceleration ______.
zero
The displacement vector Δr for a particle is the difference between its final position vector and its initial position vector: We define the average velocity of a particle during the time interval Δt as the displacement of the particle divided by the time interval: The instantaneous velocity is defined as the limit of the average velocity Δr/Δt as Δt approaches zero: The magnitude of the instantaneous velocity vector v = |v| is called the ______, which is a scalar quantity: The average acceleration of a particle as it moves is defined as the change in the instantaneous velocity vector Δv divided by the time interval Δt during which that change occurs: When the average acceleration of a particle changes during different time intervals, it is useful to define its instantaneous acceleration a.
The displacement vector Δr for a particle is the difference between its final position vector and its initial position vector: We define the average velocity of a particle during the time interval Δt as the displacement of the particle divided by the time interval: The instantaneous velocity is defined as the limit of the average velocity Δr/Δt as Δt approaches zero: The magnitude of the instantaneous velocity vector v = |v| is called the ______, which is a scalar quantity: The average acceleration of a particle as it moves is defined as the change in the instantaneous velocity vector Δv divided by the time interval Δt during which that change occurs: When the average acceleration of a particle changes during different time intervals, it is useful to define its instantaneous acceleration a.
speed
The displacement vector Δr for a particle is the difference between its final position vector and its initial position vector: We define the average velocity of a particle during the time interval Δt as the displacement of the particle divided by the time interval: The instantaneous velocity is defined as the limit of the average velocity Δr/Δt as Δt approaches zero: The magnitude of the instantaneous velocity vector v = |v| is called the speed, which is a scalar quantity: The average acceleration of a particle as it moves is defined as the change in the instantaneous velocity vector Δv divided by the time interval Δt during which that change occurs: When the average acceleration of a particle changes during different time intervals, it is useful to define its instantaneous ______.
The displacement vector Δr for a particle is the difference between its final position vector and its initial position vector: We define the average velocity of a particle during the time interval Δt as the displacement of the particle divided by the time interval: The instantaneous velocity is defined as the limit of the average velocity Δr/Δt as Δt approaches zero: The magnitude of the instantaneous velocity vector v = |v| is called the speed, which is a scalar quantity: The average acceleration of a particle as it moves is defined as the change in the instantaneous velocity vector Δv divided by the time interval Δt during which that change occurs: When the average acceleration of a particle changes during different time intervals, it is useful to define its instantaneous ______.
acceleration
The displacement vector Δr for a particle is the difference between its final position vector and its initial position vector: We define the average velocity of a particle during the time interval Δt as the displacement of the particle divided by the time interval: The instantaneous velocity is defined as the limit of the average velocity Δr/Δt as Δt approaches zero: The magnitude of the instantaneous velocity vector v = |v| is called the speed, which is a ______ quantity: The average acceleration of a particle as it moves is defined as the change in the instantaneous velocity vector Δv divided by the time interval Δt during which that change occurs: When the average acceleration of a particle changes during different time intervals, it is useful to define its instantaneous acceleration a.
The displacement vector Δr for a particle is the difference between its final position vector and its initial position vector: We define the average velocity of a particle during the time interval Δt as the displacement of the particle divided by the time interval: The instantaneous velocity is defined as the limit of the average velocity Δr/Δt as Δt approaches zero: The magnitude of the instantaneous velocity vector v = |v| is called the speed, which is a ______ quantity: The average acceleration of a particle as it moves is defined as the change in the instantaneous velocity vector Δv divided by the time interval Δt during which that change occurs: When the average acceleration of a particle changes during different time intervals, it is useful to define its instantaneous acceleration a.
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The displacement vector Δr for a particle is the difference between its final position vector and its initial position vector: We define the average velocity of a particle during the time interval Δt as the displacement of the particle divided by the time interval: The instantaneous velocity is defined as the limit of the average velocity Δr/Δt as Δt approaches zero: The magnitude of the instantaneous velocity vector v = |v| is called the speed, which is a scalar quantity: The average acceleration of a particle as it moves is defined as the change in the instantaneous velocity vector Δv divided by the time interval Δt during which that change ______: When the average acceleration of a particle changes during different time intervals, it is useful to define its instantaneous acceleration a.
The displacement vector Δr for a particle is the difference between its final position vector and its initial position vector: We define the average velocity of a particle during the time interval Δt as the displacement of the particle divided by the time interval: The instantaneous velocity is defined as the limit of the average velocity Δr/Δt as Δt approaches zero: The magnitude of the instantaneous velocity vector v = |v| is called the speed, which is a scalar quantity: The average acceleration of a particle as it moves is defined as the change in the instantaneous velocity vector Δv divided by the time interval Δt during which that change ______: When the average acceleration of a particle changes during different time intervals, it is useful to define its instantaneous acceleration a.
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