Conceptual Physics Final Exam Review
Questions With Correct Answers
Scientific hypothesis may turn out to be right or it may turn out to be
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wrong. If it is a valid hypothesis, there must be a test for proving it----
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A) wrong.| |
B) right. - CORRECT ANSWER✔✔-A) wrong
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In science, a theory is -------
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A) a synthesis of a large body of well-tested knowledge.
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| B) less than a fact.
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C) unchangeable.
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D) an educated guess. - CORRECT ANSWER✔✔-A) a synthesis of a large
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body of well-tested knowledge.
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A man weighing 1000 N stands at rest on two bathroom scales so that
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his weight is distributed evenly over both scales. The reading on each
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scale is |
,A) 200 N.
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B) 1000 N.
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C) 500 N.
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D) none of these - CORRECT ANSWER✔✔-C) 500 N.
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If no external forces are acting on a moving object, it will
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A) continue moving at the same speed.
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B) continue moving at the same velocity.
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C) move slower and slower until it finally stops. - CORRECT
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ANSWER✔✔-B) continue moving at the same velocity. | | | | | |
A ball is thrown upwards and returns to the same position. Compared
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with its original speed after release, its speed when it returns is about --
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A) twice as much.
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B) half as much.
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C) the same.
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D) four times as much. - CORRECT ANSWER✔✔-C) the same.
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,Neglecting friction, a large block of ice and a small block of ice start
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sliding down an incline together. The heavier block will get to the
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bottom ------- | |
A) after the light block.
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B) before the light block.
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C) at the same time as the light block - CORRECT ANSWER✔✔-C) at the
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same time as the light block
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Ten seconds after starting from rest, a car is moving at 40 m/s. What is
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the car's acceleration ?
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A) 0.25 m/s2
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B) 4.0 m/s
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C) 4.0 m/s2
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D) 10 m/s2
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E) 40 m/s - CORRECT ANSWER✔✔-C) 4.0 m/s2
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A kilogram is a measure of an object's
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A) weight.
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B) force.
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C) mass.
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, D) size. - CORRECT ANSWER✔✔-C) mass.
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An object is propelled along a straight-line path in space by a force. If
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the mass of the object somehow becomes twice as much, its
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acceleration
A) quadruples.
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B) doubles.
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C) stays the same.
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D) halves.
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E) none of these - CORRECT ANSWER✔✔-D) halves.
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The weight of a 1-kg mass at the Earth's surface is about
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A) 1 kg.
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B) 4.9 N.
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C) 10 N.
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D) 100 N.
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E) none of these - CORRECT ANSWER✔✔-C) 10 N.
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While an object near the Earth's surface is in free fall, its
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Questions With Correct Answers
Scientific hypothesis may turn out to be right or it may turn out to be
| | | | | | | | | | | | | | |
wrong. If it is a valid hypothesis, there must be a test for proving it----
| | | | | | | | | | | | | |
A) wrong.| |
B) right. - CORRECT ANSWER✔✔-A) wrong
| | | | |
In science, a theory is -------
| | | | |
A) a synthesis of a large body of well-tested knowledge.
| | | | | | | | |
| B) less than a fact.
| | | |
C) unchangeable.
|
D) an educated guess. - CORRECT ANSWER✔✔-A) a synthesis of a large
| | | | | | | | | | | |
body of well-tested knowledge.
| | |
A man weighing 1000 N stands at rest on two bathroom scales so that
| | | | | | | | | | | | | |
his weight is distributed evenly over both scales. The reading on each
| | | | | | | | | | | |
scale is |
,A) 200 N.
| |
B) 1000 N.
| |
C) 500 N.
| |
D) none of these - CORRECT ANSWER✔✔-C) 500 N.
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If no external forces are acting on a moving object, it will
| | | | | | | | | | | |
A) continue moving at the same speed.
| | | | | |
B) continue moving at the same velocity.
| | | | | |
C) move slower and slower until it finally stops. - CORRECT
| | | | | | | | | | |
ANSWER✔✔-B) continue moving at the same velocity. | | | | | |
A ball is thrown upwards and returns to the same position. Compared
| | | | | | | | | | | |
with its original speed after release, its speed when it returns is about --
| | | | | | | | | | | | |
A) twice as much.
| | | |
B) half as much.
| | |
C) the same.
| | |
D) four times as much. - CORRECT ANSWER✔✔-C) the same.
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,Neglecting friction, a large block of ice and a small block of ice start
| | | | | | | | | | | | | |
sliding down an incline together. The heavier block will get to the
| | | | | | | | | | | |
bottom ------- | |
A) after the light block.
| | | | |
B) before the light block.
| | | | |
C) at the same time as the light block - CORRECT ANSWER✔✔-C) at the
| | | | | | | | | | | | | |
same time as the light block
| | | | |
Ten seconds after starting from rest, a car is moving at 40 m/s. What is
| | | | | | | | | | | | | | |
the car's acceleration ?
| | |
A) 0.25 m/s2
| |
B) 4.0 m/s
| | |
C) 4.0 m/s2
| | |
D) 10 m/s2
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E) 40 m/s - CORRECT ANSWER✔✔-C) 4.0 m/s2
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A kilogram is a measure of an object's
| | | | | | | |
A) weight.
|
B) force.
|
C) mass.
|
, D) size. - CORRECT ANSWER✔✔-C) mass.
| | | | |
An object is propelled along a straight-line path in space by a force. If
| | | | | | | | | | | | | |
the mass of the object somehow becomes twice as much, its
| | | | | | | | | | |
acceleration
A) quadruples.
|
B) doubles.
|
C) stays the same.
| | | |
D) halves.
|
E) none of these - CORRECT ANSWER✔✔-D) halves.
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The weight of a 1-kg mass at the Earth's surface is about
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A) 1 kg.
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B) 4.9 N.
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C) 10 N.
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D) 100 N.
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E) none of these - CORRECT ANSWER✔✔-C) 10 N.
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While an object near the Earth's surface is in free fall, its
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