PHYS 210 - Final Exam Questions With
Correct Answers
The language of science is
| | | | |
a) mathematics
|
b) Latin
| |
c) Chinese
|
d) Arabic - CORRECT ANSWER✔✔-a) mathematics
| | | | |
Somebody who says "that's only a theory" likely doesn't know that a
| | | | | | | | | | | |
scientific theory is | | |
a) an educated guess
| | |
b) a hypothesis
| |
c) a vast synthesis of well tested hypotheses and facts
| | | | | | | | | |
d) None of these - CORRECT ANSWER✔✔-c) a vast synthesis of well
| | | | | | | | | | | |
tested hypotheses and facts
| | |
The force needed to keep a ball rolling along a bowling alley is
| | | | | | | | | | | | |
a) due to gravity
| | | |
b) an inertial force
| | | |
,c) a slight breeze
| | | |
d) none of these - CORRECT ANSWER✔✔-d) none of these
| | | | | | | | |
The equilibrium rule that states the sum of the forces = 0, applies to
| | | | | | | | | | | | | |
objects |
a) at rest
| |
b) moving at constant velocity
| | | | |
c) Both
| |
d) Neither - CORRECT ANSWER✔✔-c) Both
| | | | |
If gravity between the Sun and Earth suddenly vanished, Earth would
| | | | | | | | | | |
continue moving in | | |
a) a curve
| | |
b) a straight line
| | | |
c) an outward spiral
| | | |
d) an inward spiral - CORRECT ANSWER✔✔-b) a straight line
| | | | | | | | |
The average speed of a gazelle traveling a distance of 2 km in a time of
| | | | | | | | | | | | | | | |
one half-hour is
| |
a) 1km/h
|
b) 2km/h
|
c) 4km/h
|
,d) more than 4km/h - CORRECT ANSWER✔✔-c) 4km/h
| | | | | | |
An object in free fall undergoes an increase in
| | | | | | | | |
a) speed
| |
b) acceleration
| |
c) both - CORRECT ANSWER✔✔-a) speed
| | | | |
If a falling object gains 10m/s each second it falls, its acceleration is
| | | | | | | | | | | | |
a) 10m/s
| |
b) 10 m/s per second
| | | | |
c) Both
| |
d) Neither - CORRECT ANSWER✔✔-b) 10 m/s per second
| | | | | | | |
An object with a huge mass must also have a huge
| | | | | | | | | | |
a) weight
| |
b) volume
|
c) size
| |
d) surface area - CORRECT ANSWER✔✔-a) weight
| | | | | |
Why the acceleration of free fall is the same for all masses is explained
| | | | | | | | | | | | | |
by Newton's
| |
, a) first law
| | |
b) second law
| | |
c) third law
| |
d) law of gravity - CORRECT ANSWER✔✔-b) second law
| | | | | | | |
The amount of air drag on an 0.8N flying squirrel dropping vertically at
| | | | | | | | | | | | |
terminal velocity is | | |
a) less than 0.8N
| | |
b) 0.8N
|
c) more than 0.8N
| | |
d) dependent on the orientation of its body - CORRECT ANSWER✔✔-b)
| | | | | | | | | | |
0.8N
When a cannonball is fired from a cannon, both the cannonball and the
| | | | | | | | | | | | |
cannon experience equal
| |
a) amounts of force
| | | |
b) accelerations
| |
c) Both
| |
d) Neither - CORRECT ANSWER✔✔-a) amounts of force
| | | | | | |
The team that wins in a tug of war is the team that
| | | | | | | | | | | | |
a) produces more tension in the rope than the opponent
| | | | | | | | | |
Correct Answers
The language of science is
| | | | |
a) mathematics
|
b) Latin
| |
c) Chinese
|
d) Arabic - CORRECT ANSWER✔✔-a) mathematics
| | | | |
Somebody who says "that's only a theory" likely doesn't know that a
| | | | | | | | | | | |
scientific theory is | | |
a) an educated guess
| | |
b) a hypothesis
| |
c) a vast synthesis of well tested hypotheses and facts
| | | | | | | | | |
d) None of these - CORRECT ANSWER✔✔-c) a vast synthesis of well
| | | | | | | | | | | |
tested hypotheses and facts
| | |
The force needed to keep a ball rolling along a bowling alley is
| | | | | | | | | | | | |
a) due to gravity
| | | |
b) an inertial force
| | | |
,c) a slight breeze
| | | |
d) none of these - CORRECT ANSWER✔✔-d) none of these
| | | | | | | | |
The equilibrium rule that states the sum of the forces = 0, applies to
| | | | | | | | | | | | | |
objects |
a) at rest
| |
b) moving at constant velocity
| | | | |
c) Both
| |
d) Neither - CORRECT ANSWER✔✔-c) Both
| | | | |
If gravity between the Sun and Earth suddenly vanished, Earth would
| | | | | | | | | | |
continue moving in | | |
a) a curve
| | |
b) a straight line
| | | |
c) an outward spiral
| | | |
d) an inward spiral - CORRECT ANSWER✔✔-b) a straight line
| | | | | | | | |
The average speed of a gazelle traveling a distance of 2 km in a time of
| | | | | | | | | | | | | | | |
one half-hour is
| |
a) 1km/h
|
b) 2km/h
|
c) 4km/h
|
,d) more than 4km/h - CORRECT ANSWER✔✔-c) 4km/h
| | | | | | |
An object in free fall undergoes an increase in
| | | | | | | | |
a) speed
| |
b) acceleration
| |
c) both - CORRECT ANSWER✔✔-a) speed
| | | | |
If a falling object gains 10m/s each second it falls, its acceleration is
| | | | | | | | | | | | |
a) 10m/s
| |
b) 10 m/s per second
| | | | |
c) Both
| |
d) Neither - CORRECT ANSWER✔✔-b) 10 m/s per second
| | | | | | | |
An object with a huge mass must also have a huge
| | | | | | | | | | |
a) weight
| |
b) volume
|
c) size
| |
d) surface area - CORRECT ANSWER✔✔-a) weight
| | | | | |
Why the acceleration of free fall is the same for all masses is explained
| | | | | | | | | | | | | |
by Newton's
| |
, a) first law
| | |
b) second law
| | |
c) third law
| |
d) law of gravity - CORRECT ANSWER✔✔-b) second law
| | | | | | | |
The amount of air drag on an 0.8N flying squirrel dropping vertically at
| | | | | | | | | | | | |
terminal velocity is | | |
a) less than 0.8N
| | |
b) 0.8N
|
c) more than 0.8N
| | |
d) dependent on the orientation of its body - CORRECT ANSWER✔✔-b)
| | | | | | | | | | |
0.8N
When a cannonball is fired from a cannon, both the cannonball and the
| | | | | | | | | | | | |
cannon experience equal
| |
a) amounts of force
| | | |
b) accelerations
| |
c) Both
| |
d) Neither - CORRECT ANSWER✔✔-a) amounts of force
| | | | | | |
The team that wins in a tug of war is the team that
| | | | | | | | | | | | |
a) produces more tension in the rope than the opponent
| | | | | | | | | |
