امتحان الكتروني مع الاجابات - Science -ساينس - الصف الرابع - الوحدة 3-نموذج1 - المنهج المصري- ترم ثاني

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

1. The fuel must be ...... at first to move a car.
   • أ. burned inside the car engine
   • ب. cooled
   • ج. freezed
2. which of thefollowing sentences describes the most important thing for the driver, during driving a car for a long distance
   • أ. The fuel tank contains enough amount of gasoline
   • ب. The presence of a radio
   • ج. The presence of a speedometer
3. The two main types of fuel are..............
   • أ. Fossil fuel and biofuel
   • ب. Water and wind
   • ج. The sun and the moon
4. The fossil fuel are formed under the earth's surface from dead plants or animals, after a.............Period of time
   • أ. Very long
   • ب. long
   • ج. short
5. car engine can be operated by......
   • أ. Gasoline and natural gas.
   • ب. Coal only
   • ج. Gasoline only
6. The genentor inside the elecric power station, turns................
   • أ. Kinetic energy into electrical energy
   • ب. Elenrical energy into kinetic energy
   • ج. Steam into water
7. the devices in the electric power station which opeated by steam are...............
   • أ. the turbines
   • ب. the cables
   • ج. the tubes.
8. we have to ............, to produce steam inside the electric power station.
   • أ. Heat the water
   • ب. Cool the water
   • ج. freeze the water
9. when carbon dioxide gas inceases, the earth’s tempeature .....
   • أ. Increases slowly
   • ب. Decreases slowly
   • ج. doesn't change
10. we have to protect sones of buildings from..............
    • أ. acid rain
    • ب. Oxygen gas
    • ج. global warming