2024 SCIENCE 3RD GRADING EXAMINATION.pptx

eXAMINATION IN SCIENCE 6

1. 3 RD QUARTER EXAMINATION IN SCIENCE 6 JOHN PHILIPS F. BAYNOSA SCIENCE TEACHER

2. 1. Which prevents your shoes from slipping on the pavement and acts to grip on the ground when walking?

3. 2. The gravitational force on Earth is equal to the force the Earth exerts on you. Where is the gravitational force directed as you stand on the floor?

4. 3. What causes the ball you throw up in the air to fall again?

5. A. downward B. upward C. to the left D. to the right

6. A. The tennis ball will land first. B. The feather will float slowly through the air. C. The tennis ball will float slowly through the air. D. The tennis ball and the feather will land at the same time.

7. 6. Mario delivered boxes of donations to Agusan del Sur Pilot Laboratory School. Which of the following boxes would need his greatest force?

8. 7. Jack is playing with a toy push car. On which surface would his toy push car travel the fastest?

9. 8. All the materials below can reduce friction EXCEPT:

10. 9. When you hold a glass, you keep it from falling using the friction between your hand and the glass. How does friction prevent the glass from falling? A. Your fingers and the glass stick together. B. The friction of the glass and the fingers pulled one another. C. The friction acts upward, opposing the downward pull of gravity. D. The friction acts downwards, opposing the upward pull of gravity.

11. 10. Jake is walking on a sloping road wearing his new spikey shoes on his way home. He felt at ease while walking because his shoes helped him walk easily. Which of the following statements best explain this event? The rougher the surface of the objects, the _________________.

12. 11. When an object is tossed up to the air, it will fall back to the ground. What do you think caused the object to fall?

13. 13. A basketball player jumps up to grab a rebound. What should he do to reach the ball? A. Push your weight down on the floor. B. Run in the opposite direction of the ball. C. Wait for the ball to fall and ask others not to grab it first. D. Exert force on the floor to create an upward pull to reach the ball.

14. A. Push the box to the other side of the room. B. Use a wooden ramp to push the box to the other side of the room. C. Use a wooden board and push the box to the other side of the room. D. Use a wooden board with ball bearings put under the box so that he can move the box freely.

15. 15. Heat is used to make things warm and is very useful in our daily lives. What is the main source of heat on Earth? A. fire B. moon C. stars D. sun

16. 16. A hydroelectric dam converts water's kinetic energy into electrical energy. What do you call for the process of converting energy from one form to another? A. energy B. energy transfer C. energy conservation D. energy transformation

17. 17. What do you call the energy of the moving molecules in matter that passed on from the bodies of higher temperatures to bodies of lower temperatures? A. kinetic energy B. potential energy C. radiant energy D. thermal energy

18. 18. The sun’s energy is used by green plants to make food. What is an example of light energy being changed to another form of energy?

19. 19. Jeremy spent his vacation in Bangui, Ilocos Norte, where he loved seeing a windmill farm, set up in a single row along the shores perfect for making electricity from the wind. What type of energy transformation must have taken place?

20. 20. The following are uses of sound energy EXCEPT one. Sound is used to _________________. A. generate electricity. B. see internal organs. C. map ocean floor. D. help track earthquakes.

21. 21. The pupils in Ms. Cruda's class are complaining about how hot it is in the classroom. Which energy transformation occurs when she plugs in the fan and turns it on?

22. 22. Light and sound both travel as waves. What do they have in common?

23. 23. When you dip a metal spoon in a cup of hot coffee, what would happen to the metal spoon a minute later?

24. 24. Your performance test in P.E is to perform 100meter dash. You ran for 30 seconds. What energy conversion is taking place while running?

25. 25. Maria and her classmates want to rehearse for a P.E. (Physical Education) class via Google Meet. What sort of sound energy is being transformed while she turns on the electric sound player and listens to the music?

26. 26.You used a flashlight to look for your brother’s toy in the dark room. The chemical energy stored from the dry cell of the flashlight is transformed into what energy? A. heat - light energy B. light - sound energy C. electrical - light energy D. mechanical – light energy

27. 27. Lester played high pitch notes and then low pitch notes on a guitar. What caused the difference in the high pitch and low pitch notes? A. the age of the guitar strings B. the color of the guitar strings C. the material of the guitar strings D. the vibrations of the guitar strings

28. 28. Objects vary in how they transmit light. What kind of object does not let light to pass through?

29. 29. How do we know that the transfer of heat occurred between two objects?

30. 30. Fritz is sweating after playing in the ground. As she turns on the electric fan, electrical energy is transformed into ___________

31. 31. A scientist wanted to conduct an experiment with special equipment that is very sensitive to sound. In what place do sound waves NOT affect their equipment?

32. 32. Every morning, Nile is used to heat water using a whistling kettle. Every time the water reached its boiling point, the kettle would sound like a whistle. What kind of energy would remind Nile that the water is already heated?

33. 33. Mr. Cruz is the school's utility head, and he is in charge of turning on the light bulbs along the pathway. When he turns on the light, what energy transformation occurs?

34. 34. There are four groups of people joined the fun run wearing different colors of shirts: red, black, blue and white. After an hour, the group with black shirts felt the most heat of the sun than those who are wearing red, blue and white shirts. What explains this experience? The black shirt _________________.

35. 35. When different gadgets are used, electrical energy is converted into other forms, which can result in a high electric bill. As a sixth-grade learner, how will you conserve electrical energy? A. Play music all day. B. Turn off the lights and gadgets when not in use. C. Turn on the television while using your computer. D. Turn on your electric fan and aircon at the same time

36. 37. A window blinds is an example of what simple machine?

37. 38. What type of simple machine that has a small disk or shaft that is attached to a wheel?

38. 39. What is class 1 lever? A. has a straight or curved rigid bar B. has the load between effort and fulcrum C. has its fulcrum located between effort and load D. has the effort between the load and the fulcrum

39. 40. A screw is an example of a simple machine that would be most useful for ______. A. cutting trees B. lifting cargos C. slicing a meat D. opening a cork bottle

40. 41. What makes a force multiplier different from a distance multiplier?

41. 42. Mang Roberto has a log to split. What simple machine would he use to help him?

42. 43. What other way could you help a man on a wheelchair move freely in a building, sidewalk, or street? A. lever B. wedges C. inclined plane D. wheel and axle

43. 44. Third-class levers act as a speed multiplier. The following are examples of third-class levers, EXCEPT:

44. 45. How can you lessen the amount of effort required to lift something with a firstclass lever? Move the fulcrum _________________.

45. 46. What would a moving object need when you put it on an inclined plane at a greater distance?

46. 47. A young child desired to play on a seesaw with his heavier older sibling. How will the older brother balance himself on a seesaw to satisfy his younger sibling's happiness?

47. 48. Why are simple machines important to people?

48. 49. Your father joined the brigada as volunteer. The task of removing paint from an old chair was assigned to him. What simple machine would you recommend to your father as the best choice for this task?

49. 50.You want to hang a picture of your family on the wall. How would you put the picture on the wall with a simple machine?