امتحان - ساينس - الوزارة الاسترشادي - امتحان ابريل - الترم الثاني - الصف الرابع - المنهج المصري - نموذج4

هذه معاينة نصية للأسئلة للاطّلاع والمراجعة فقط. لخوض الاختبار تفاعليًّا مع تصحيح آلي ونتيجة فورية، اضغط زر «ابدأ الاختبار» أدناه.

1. When the car fuel completely runs out, then the car's ...... becomes zero.
   • أ. speed
   • ب. mass
2. Kinetic energy is not affected by the ..........
   • أ. color
   • ب. mass
3. In a battery of a toy car ........... energy changes into electrical energy.
   • أ. chemical
   • ب. sound
4. Curiosity rover is designed to explore .........
   • أ. Mars planet
   • ب. The moon
5. Electric wires are made of .............
   • أ. copper
   • ب. wood
6. When you use the hand ball, the ....energy changed into sound energy
   • أ. kinetic
   • ب. electrical
7. When you turn on a light bulb, the electrical energy travels through .......... until reaching the bulb.
   • أ. wires
   • ب. plastic
8. Both hair dryer and electric water kettle produce ...........energy.
   • أ. thermal
   • ب. light
9. The produced ...... energy doesn't help the blender do its job
   • أ. sound
   • ب. kinetic
10. When a piece of coal is burnt .......... energy is produced.
    • أ. thermal
    • ب. potential
11. The car needs ..........to move.
    • أ. fuel
    • ب. water
12. To keep playing with the toy car we have to ..............the batteries.
    • أ. replacing
    • ب. heat
13. All the following are found deeply under earth's surface except ......
    • أ. green plant
    • ب. coal
14. Coal is a type of fuel, which is used in all the following purposes except ...........
    • أ. operating T.V
    • ب. warming houses
15. Ancient people use ......... as a form of fuel before discovering gasoline.
    • أ. wood
    • ب. wind
16. As energy transforms from one form to another, some of it is often lost as:
    • أ. heat
    • ب. light
    • ج. sound
17. The airbag helps to ..........
    • أ. Reduce the speed of a person’s movement forward.
    • ب. Increase the speed of a person’s movement forward.
    • ج. Increase the speed of the person's movement backwards.
18. The airbag is made of ........................
    • أ. nylon
    • ب. carton
    • ج. rubber
19. All the following are found deeply under the Earth ́s surface, except...........
    • أ. green plants
    • ب. coal
    • ج. natural gas
20. ..............is considered as the main resource of energy on the Erath ́s surface.
    • أ. The Sun
    • ب. Gasoline
    • ج. Natural gas