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A change in motion is described by _______.
opposite to
negative
acceleration
zero
velocity
zero
the velocities of the objects
acceleration is calculated by dividing the force exerted on an object by the mass of the object
Friction always acts ______ the direction of motion of an object.
opposite to
negative
acceleration
zero
velocity
zero
the velocities of the objects
acceleration is calculated by dividing the force exerted on an object by the mass of the object
When a car goes around a curve at 20 mph, the ______ changes.
opposite to
negative
acceleration
zero
velocity
zero
the velocities of the objects
acceleration is calculated by dividing the force exerted on an object by the mass of the object
When something slows, its acceleration is _______.
opposite to
negative
acceleration
zero
velocity
zero
the velocities of the objects
acceleration is calculated by dividing the force exerted on an object by the mass of the object
Newton's second law of motion states that _______
opposite to
negative
acceleration
zero
velocity
zero
the velocities of the objects
acceleration is calculated by dividing the force exerted on an object by the mass of the object
On a speed-time graph in which the line is level, the acceleration is _____.
opposite to
negative
acceleration
zero
velocity
zero
the velocities of the objects
acceleration is calculated by dividing the force exerted on an object by the mass of the object
When balanced forces act on an object, the net force is ______.
opposite to
negative
acceleration
zero
velocity
zero
the velocities of the objects
acceleration is calculated by dividing the force exerted on an object by the mass of the object
The strength of the gravitational force between two objects depends on which of the following?
opposite to
negative
acceleration
zero
velocity
zero
the velocities of the objects
acceleration is calculated by dividing the force exerted on an object by the mass of the object
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