Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Physical Science Ch 12 Forces
Test Description: Ch 12 Review
Instructions: Answer all questions to get your test result.
1) The SI unit of force is the
A
joule
B
newton
C
meter
D
kilogram
2) Which of the following relationships is correct?
A
1 N = 1 kg x m/s
B
1 N = 1 kg x m/s2
C
1 N = 1 kg x ,m
D
1 N =1 kg
3) When an unbalanced force acts on an object,
A
the weight of the object decreases
B
the object's motion does not change
C
the inertia of the object increases.
D
the object accelerates
4) When a pair of balancedforces act so an object, the net force that results is
A
greater in size than both forces combined.
B
equal to zero.
C
greater in size than one of the forces.
D
equal in size to one of the forces
5) What kind of friction occurs as a fish swims through water?
A
static
B
fluid
C
sliding
D
rolling
6) As you push a cereal box across a tabletop, the sliding friction acting on the cereal box
A
acts in the direction of motion.
B
acts in the direction opposite of motion.
C
is usually greater than static friction.
D
equals the weight of the box.
7) The forces acting on a falling leaf are
A
gravity and static friction
B
gravity and air resistance
C
air resistance and fluid friction
D
weight and rolling friction.
8) An open parachute increases air resistance of a falling sky diver by
A
increasing surface area
B
decreasing the weight of the diver
C
reducing fluid friction
D
increasing the terminal velocity
9) Projectile motion is caused by
A
a final vertical velocity
B
an initial forward velocity
C
the downward force of gravity.
D
the downward force of gravity and an initial forward velocity.
10) The property of matter that resists changes in motion is called
A
friction
B
weight
C
inertia
D
gravity
11) An orange might roll off your cafeteria tray when you stop suddenly because of
A
the friction forces acting on the orange
B
the centripetal force acting on the orange
C
the balanced forces acting on the orange
D
the orange's inertia
12) According to Newton's second law of motion, the acceleration of an object equals the net force acting on the object divided by the object's
A
momentum
B
velocity
C
weight
D
mass
13) If a force of 12 N is applied to an object with a mass of 2 kg, the object will accelerate at
A
12 m/s2
B
0.17 m/s2
C
6 m/s2
D
24 m/s2
14) Your weight equals your
A
mass times your speed
B
mass times the acceleration due to gravity
C
mass
D
mass divided by the net force acting on you.
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?