Practice Test 2 in LET Physical Science

 

1.   The radius of the path of an object in uniform circular motion is doubled. The centripetal force needed if its speed remains the same is ________.

A.   Four times as before

B.   Half as great as before

C.   Twice as much

D.  Three times as much

2.   Car A has a mass of 1000kg and a speed of 60km/hr. car B has amass of 2000kg and a speed of 30km/hr. compare the kinetic energy foe car A with that of car B.

A.   Half as much

B.   Four times as much

C.   Equal

D.  Twice as much

3.   What would be the horizontal line in a position-time graph means?

A.   Changing position, constant velocity

B.   Constant position, constant velocity

C.   Changing position, increase velocity

D.  Constant position, zero velocity

4.   What is the car’s acceleration if ten seconds after the starting from rest; it is moving at 40m/s?

A.   4.0m/s2

B.   10m/s2

C.   2.5m/s2

D.  0.25m/s2

5.   A heavy object and a light object are released from the rest at the same height and time in a vacuum. As they fall, they have equal ________.

A.   Weights

B.   Moments

C.   Acceleration

D.  Energies

6.   Airplanes are designed with pointed nose and thin tails in order to__________.

A.   Produce fluid friction

B.   Reduce drag

C.   Increase the lift of the wing

D.  Lessen the forward thrust

7.   A stone was thrown upward from the roof, at the same time that an identical stone was dropped from there. The two stones will ________.

A.   Have the same velocity upon reaching the ground

B.   Take the same time to reach the ground

C.   Have they same acceleration when they reach the ground

D.  Reach the ground at the same time

8.   In a pair of scissors, the fulcrum is located at the ________.

A.   Handle

B.   Screw

C.   Tip of the blades

D.  Sharp edges

9.   What kind of energy is possessed by water falling from a dam?

A.   Potential

B.   Kinetic

C.   Accelerating

D.  Interacting

10.    If an object were equipped with a speedometer and allowed to fall freely on a planet where the acceleration due to gravity is 20m/s2, by, how much will the reading on the speedometer increase each second?

A.   30m/s

B.   20m/s

C.   40m/s

D.  10m/s

11.  According to the kinetic molecular theory, liquids are similar in solids in that _______.

A.   Their molecules are arrange in a regular manner

B.   The motion of their particles changes with temperature

C.   The motion of their particles cannot be determined

D.  There is very little space in their molecules

12.  When the solid block of materials is cut in half, its density is ________.

A.   Unchanged

B.   Halves

C.   Doubled

D.  Tripled

13.  A ball is launched at an angle of 60 degrees from the horizontal. What do you call the horizontal distance traveled by the ball?

A.   Trajectory

B.   Projectile

C.   Range

D.  Hyperbola

14.  Which of the following is TRUE about an object thrown horizontally?

A.   The vertical distance traveled increases uniformly

B.   The horizontal motion is uniformly accelerated

C.   The horizontal component of velocity increases

D.  The velocity of the subject increases

15.  In the absence of the air resistance, a projectile has a maximum range when thrown at an angle of __________.

A.   90 degrees

B.   60 degrees

C.   30 degrees

D.  45 degrees

16.  A 400 N woman stands on top of a very tall ladder so she is one earth radius above the earth’s surface. How much does she weights?

A.   100N

B.   Zero

C.   200N

D.  400N

17.  What must be the minimum length of the plane mirror in order for you to see a full view of yourself?

A.   Your full height

B.   One-fourth

C.   One-half

D.  Three-fourths

18.  A rifle recoils from firing a bullet. The speed of the recoil is slow because ___________.

A.   The force against the rifle is less

B.   The rifle has more mass than the bullet

C.   The impulse on the rifle is less

D.  The momentum of the rifle is unchanged.

19.  Which statements differentiate weight for mass?

A.   Weight is distance from a reference point

B.   Weight has volume, mass has none

C.   Weight is a full of gravity, mass is space occupied

D.  Weight is a force while mass is amount of matter

20.  Who established the relationship between the volume of a gas and the pressure when the temperature is constant?

A.   Blaise Pascal

B.   Robert Boyle

C.   Lavoisier

D.  Archimedes

ANSWER KEY

1.     B

2.     D

3.     D

4.     A

5.     C

6.     B

7.     C

8.     B

9.     B

10.  B

11.  B

12.  A

13.  C

14.  D

15.  D

16.  A

17.  C

18.  B

19.  D

20.  B

BACKGROUND OF Prof. CRISENCIO M. PANER:

• Ph.D. in Biological Science (Candidate), UST
• M.S. in Microbiology, UST
• B.S. Biochemistry, UST
• Italian Government Scholar
• College Scholar
• Certificate in Education
• 10^th Placer Licensure Exams for Teachers
• 20 years of experience as a teacher (College, High School, Elementary)
• Expert in Internet, Computer (Software, Hardware, and Repair)
• Researcher and Blogger
• Art Restorer/Conservator

PLS. CHECKOUT ALSO THE FOLLOWING BLOGS OF MINE:

 http://allaboutweightmanagement.blogspot.com

 http://thepregnancyplanner.blogspot.com

 http://internet-moneymakingsecrets.blogspot.com

 http://cmpaner.blogspot.com

 http://letsecrets.blogspot.com  (HOW TO PREPARE FOR LET)

https://www.facebook.com/crisencio.paner

Practice Test in LET Professional Education-Principles and Strategies in Teaching

 

1.    The _________ method is used when the learners are made to observe things in a certain place like the market.

1)   Participatory

2)   Case study

3)   Simulation

4)   Field trip

2.    The recommended method to use if the teachers wishes each learner to concentrate in learning a topic to his skills are properly assessed is.

1)   Semantic webbing

2)   Independent study

3)   Role playing

4)   Field trip

3.     The ________ method is observed if we wish the pupil learn from real life situation dilemmas.

1)   Situation

2)   Lecture

3)   Textbooks

4)   Observation

4.    The ________ method is used to make the learners study in detail a specific thing, person or place not known to them

1)   Case study

2)   Participation

3)   Project

4)   Field trip

5.    Which of the following method will you used to verify a certain findings and to make the learners handle apparatus properly?

1)   Textbook method

2)   Laboratory method

3)   Field trip method

4)   Project method

6.    The ________ method is utilized if the learners are trained to do creative products.

1)   Project

2)   Case study

3)   Field trip

4)   Simulation

7.    If the material is dangerous for the learners to handle, which of the following method will you use?

1)   Textbook

2)   Group discussions

3)   Lecture-demonstration

4)   Eclectic

8.    Which method is used to develop scientific inquiry among the learners?

1)   Project

2)   Case study

3)   Problem solving

4)   Simulation

5)    

9.    The ________ method is used to find out the learner’s knowledge about a certain topic assigned to them.

1)   Independent study

2)   Textbook

3)   Lecture

4)   Question and answer

10. The ________ approach is utilized when the learners are trained to ask intelligent question.

1)   Process

2)   Discovery

3)   Inquiry

4)   Value certification

11. If you wish to relate a subject matter to one of the four principles of learning, the ________ approach should be used.

1)   Multidisciplinary

2)   Interdisciplinary

3)   Conceptual

4)   Integration

12. The ________ approach is used if the teacher wishes to solve a problem being met in the school.

1)   Mastery

2)   Integration

3)   Action learning

4)   Value clarification

13. You wish to make the learners learn or internalized fully a subject matter to be taught to them. Which of the following will you need?

1)   Integrated

2)   Multi-media

3)   Master

4)   Multi-disciplinary

14. Which of the following approaches will be used if you wish to relate a particular subject to all disciplines of learning?

1)   Multidisciplinary

2)   Interdisciplinary

3)   Value clarification

4)   Integration

15. To enable the learners to learn by their own pace of growth, _________ approach is used.

1)   Inquiry

2)   Discovery

3)   Mastery

4)   Modular

16. The ______ approach is observed when the learners want to meet the criterion level of success act set by the teachers.

1)   Mastery learning

2)   Interdisciplinary

3)   Conceptual

4)   Modular

17. Which approach is used to emphasize the skills in informing conclusions?

1)   Multidisciplinary

2)   Interdisciplinary

3)   Conceptual

4)   Inquiry

18. Which of the following approaches is used to include issues confronting the societies?

1)   Integration

2)   Interdisciplinary

3)   Conceptual

4)   Inquiry

19. The _______ approach is used to make the learners enunciate their feelings or attitudes about certain issues.

1)   Value clarification

2)   Mastery

3)   Integration

4)   Interdisciplinary

20. The _________ method is used if the learners are to use their senses effectively.

1)   Textbook

2)   Lecture demonstration

3)   Observation

4)   Independent study

ANSWER KEY

1.       4

2.       1

3.       4

4.       1

5.       2

6.       1

7.       3

8.       3

9.       4

10.   3

11.   4

12.   3

13.   3

14.   1

15.   2

16.   1

17.   3

18.   2

19.   1

20.   2

BACKGROUND OF MR. CRISENCIO M. PANER:

• Ph.D. in Biological Science (Candidate), UST
• M.S. in Microbiology, UST
• B.S. Biochemistry, UST
• Italian Government Scholar
• College Scholar
• Certificate in Education
• 10^th Placer Licensure Exams for Teachers
• 20 years of experience as a teacher (College, High School, Elementary)
• Expert in Internet, Computer (Software, Hardware, and Repair)
• Researcher and Blogger
• Art Restorer/Conservator

PLS. CHECKOUT ALSO THE FOLLOWING BLOGS OF MINE:

 http://allaboutweightmanagement.blogspot.com

 http://thepregnancyplanner.blogspot.com

 http://internet-moneymakingsecrets.blogspot.com

 http://cmpaner.blogspot.com

 http://letsecrets.blogspot.com  (HOW TO PREPARE FOR LET)