Ch. 11 Qs For Final Review Question Preview (ID: 25580)
Ch. 11 Qs.
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The motion of a body when only the force of gravity is acting on the body is called...
a) free fall.
b) inertia.
c) terminal velocity.
d) momentum.
A quantity defined as the product of the mass and velocity of an object is called..
a) speed.
b) momentum.
c) acceleration.
d) velocity.
______________ is the tendency of an object to resist being moved or, if the object is moving, to resist a change is speed or direction until an outside force acts on the object.
a) Momentum
b) Speed
c) Force
d) Inertia
The curved path that an object follows when thrown, launched, or otherwise projected near the Earth's surface is called...
a) projectile motion.
b) free fall.
c) terminal velocity.
d) inertia.
__________________ is the constant velocity of a falling object when the force of air resistance is equal in magnitude and opposite in direction to the force of gravity.
a) Free fall
b) Terminal velocity
c) Momentum
d) Projectile motion
The combination of all the forces acting on an object is called the
a) net force.
b) total force.
c) super force.
d) union of forces.
The law that states that every object maintains constant velocity unless acted on by an unbalanced force is
a) Newton's 1st Law
b) Newton's 2nd Law
c) Newton's 3rd Law
d)
Which of the following units is used to measure acceleration if free fall?
a) m/s
b) m2/s2
c) m/s2
d) ms
If the net force on an object is ZERO then the object has
a) balanced forces.
b) unbalanced forces.
c) action forces.
d) reaction forces.
Which of the following is not a factor when calculation momentum?
a) acceleration
b) speed
c) direction
d) mass
The law that states that the unbalanced force acting on an object equals the object's mass times its acceleration is
a) Newton's 1st Law
b) Newton's 2nd Law
c) Newton's 3rd Law
d)
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