Republic of the PhilippinesDepartment of Education Region V (Bicol) Division of Legazpi CityBIGAA ELEMENTARY SCHOOLLegazpi City

Name __________________________________________________________Date: ____________________Grade and Section _____________________________________________Score: ___________________THIRD PERIODIC TEST SCIENCE & HEALTH VI

Directions: Read each item carefully. Encircle the letter of the correct answer. 1. Which of the following possess potential energy? I. water behind the damII. ball at the edge of the tableIII. mango fruit on a branchIV. children rolling skating V. a swinging pendulum A. I, IIB. I, II, IIIC. I, II, III, IVD. I, II, III, IV, V2. What kind of energy do simple machines have?A. chemicalB. electricalC. mechanicalD. nuclear3. Which kind of energy is present in dry cell, gasoline and candle?A. radiantB. soundC. chemicalD. mechanical 4. What energy form is commonly used in kitchen appliances?A. light B. electricalC. nuclearD. geothermal5. How is nuclear energy produced?A. through combining of nucleiB. through splitting of a nucleusC. through transfer of flow of electronsD. both A and B6. What kind of energy is produced by vibrating objects?A. radiantB. soundC. windD. electrical7. What kind of energy is involved when ice melts? A. light B. chemicalC. heatD. nuclear8. Which of the following shows the mechanical-sound energy change?A. rice cookerB. flat ironC. alarm clockD. oven toaster9. Francis felt very hot sitting and taking his midday rest. He switched on the electric fan. What energy transformation occurred?A. electrical to mechanicalB. mechanical to soundC. electrical to chemicalD. mechanical to electrical10. Which of the following does not show chemical to electrical energy transformation?A. battery B. generator C. cellphone D. television11. What is the change of one form of energy into another? A. Law of conservation of energyB. Transformation of energyC. Energy transferD. Potential energy12. What energy transformation takes place in the engine of a typical train?A. electrical to mechanicalB. radiant to electricalC. chemical to mechanicalD. mechanical to electrical13. What energy changes are shown by a moving airplane? A. mechanical to heatB. heat to mechanicalC. electrical to heatD. heat to electrical14. If you put the spoon in a cup filled with hot water, the spoon becomes hot after a few minutes. Why?A. energy transferred through conductionB. energy transferred through convectionC. energy transferred through radiationD. all of which15. Which does not show transfer of heat through radiation?A. exposing the skin under a reading lampB. roasting meat over a barbecue grillC. inflated hot air balloon D. boys around a campfire16. Which method of energy transfer occurs when boiling water in a kettle?A. convectionB. radiationC. conductionD. none of which 17. What is always produced when there is energy transformation?A. lightB. heatC. chemicalD. electricity18. What happens to the energy of the toy car when it starts to move? A. it is lostB. it is destroyedC. it increasesD. it changes form19. The wise use of energy is called conservation. In conserving our energy we call this law?A. Law of energy conservationB. Law of conduction of energyC. Law of energy reductionD. Law of energy at rest20. Speed indicates how fast an object moves. It is describe in terms of?A. motion and timeB. motion and distance C. distance and timeD. speed and time21. Ronnie runs at a speed in 40 seconds to cover a 200 meter distance. What is his speed?A. 5 m/ sec B. 15 m/ secC. 10 m/ sec D. 20 m/ sec

22. A car runs at a speed in 2 hours to cover a 150 km distance. What is its speed?A. 65 km/ hr B. 75 km/ hrC. 70 km/ hr D. 80 km/ hr23. A boy runs at a speed in 5 hours to cover a 300 km distance. What is its speed?A. 40 km/ hr B. 55 km/ hrC. 45 km/ hr D. 60 km/ hr 24. The distance covered by both a pangolin and an ostrich was 10 km. The speed of the pangolin was 15 km/ hr, while that of the ostrich was 50 km/ hr. Tell which of the two reach the destination first by using the following formula: Time= Distance / SpeedA. The ostrich for it took him 0.20 hr.B. The pangolin for it took him 0.66 hr.C. The ostrich for it took him 0.15 hr.D. The pangolin for it took him 0.70 hr.25. Which vehicles have the same velocity?Bus A 30 km/hr, NBus B 30 km/hr, SBus C 30 km/hr, NBus D 30 km/hr, NEA. a and bB. a and cC. a and dD. b and c26. A horse-drawn cart of goods travels 45 kilometers in 2.5 hours going north without rest. What is its velocity?Distance = 45 kmTime = 2.5 hr Velocity =A. 18 km/hr, northB. 20 km/hr, southC. 22 km/hr, eastD. 24 km/hr, west27. If it takes Carlos 1.5 hours to cover the 5 kilometer walk to his school, what is his velocity?Distance = 5 kmTime = 1.5 hrVelocity = A. 2.2 km/hr to schoolB. 3.3 km/hr to schoolC. 4.4 km/hr to schoolD. 5.5 km/hr to school 28. There is acceleration if there is __________. A. change in speedB. change in speed and directionC. change in energyD. change in force29. A negative acceleration is called __________.A. accelerationB. decelerationC. subtractionD. speeding up30. Which car is decelerating?CARVelocity 1Velocity 2

CAR A50 m/s2100 m/s

CAR B20 m/s20 m/s

CAR C40 km/s20 km/s

CAR D10 km/s25 km/s

A. Car CB. Car AC. Car DD. Car B31. The force that moves the object inwards is calledA. centrifugalB. centripetalC. centimeterD. kilometer32. Why can a bus travel faster in going down a mountain than in going up? A. because of gravityB. because of air pressureC. because of frictionD. because of the speed of wind.33. Why can planet earth support life?A. It has an atmosphere.B. It has soil where green plants grow.C. It has enough sunlight.D. All of the above. 34. Which part of the earths interior is made up loose solid rocks where continents and oceans are found? 1

2

3

4

A. 1B. 2C. 3D. 435. In which part of the earths interior is magma found?A. Inner coreB. Outer coreC. MantleD. Crust36. Which earths layer is the hottest? A. Outer coreB. Inner coreC. MantleD. Crust37. The layer of the earth that lies below the crust that extends up to about 2, 900 kilometers.A. CrustB. MantleC. CoreD. Trench38. How does volcanic eruptions and earthquake occur?A. when there is heavy rainB. too much energy on earthC. sudden movement of crustal platesD. none of the above 39. Which theory explains that the earth is made up of major plates that once joined like a jigsaw puzzle? A. Plate tectonic theoryB. Continental Drift theoryC. Theory of isostasyD. Theory of evolution40. This is where the Philippines is located. A. Eurasian plateB. Pacific plateC. Antarctic plateD. Crustal plate. Good Luck and God Bless