اختبار - ساينس - نماذج وزارة - الصف الرابع - الفصل الثاني - منهاج مصري - نموذج 3

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

1. Safety equipment used to provide soft cushion when it is inflated automatically with a gas during a collision of cars.
   • أ. air bag
   • ب. wrecking ball
   • ج. seat belt
2. A heavy steel ball that swings on a cable and it is used in destruction of parts of buildings.
   • أ. wrecking ball
   • ب. hand ball
   • ج. air bag
3. The form of energy that is stored in battery of a remote control.
   • أ. chemical
   • ب. thermal
   • ج. kinetic
4. The wasted energy of a computer.
   • أ. heat
   • ب. chemical
   • ج. sound
5. The energy produced from playing the guitar.
   • أ. sound
   • ب. heat
   • ج. chemical
6. A device used to convert electrical energy into light energy.
   • أ. electric lamp
   • ب. mobile
   • ج. Tv
7. The energy produced when the wood of trees is burned.
   • أ. Thermal
   • ب. chemical
   • ج. sound
8. A kind of energy that is produced from the electrical heater and burning coal.
   • أ. thermal
   • ب. sound
   • ج. chemical
9. The energy that is produced from the blender and helps it in doing its job.
   • أ. kinetic
   • ب. sound
   • ج. thermal
10. The main sources of energy for most forms of energies on Earth.
    • أ. Sun
    • ب. Moon
    • ج. Lamp
11. It is any substances which produces thermal energy on burning.
    • أ. Fuel
    • ب. Fire
    • ج. Heat
12. Natural resources of energy that takes a very long period of time to be formed.
    • أ. non-renewable
    • ب. renewable
13. It is a form of fossil fuel, which can be made from some types of plants such as grass and wood chips.
    • أ. coal
    • ب. fuel
    • ج. fire
14. The energy resources that include wind energy and water energy.
    • أ. renewable
    • ب. non-renewable
15. The device in electric power station that turns kinetic energy into electrical energy.
    • أ. turbine
    • ب. solar panel
    • ج. dam
16. A panel designed to absorb the sun energy to produce heat or generate electricity.
    • أ. solar panel
    • ب. dam
    • ج. turbine
17. An energy that is generated from windmills and is transmitted through wires to houses and factors.
    • أ. electric energy
    • ب. kinetic energy
    • ج. solar energy
18. A build on the river that controls the flow of water and increases the potential energy of water.
    • أ. dam
    • ب. solar panel
    • ج. turbine
19. ..........It affects the kinetic energy and the potential energy of the object.
    • أ. The object ́s mass.
    • ب. The object ́s size
    • ج. The object ́s color
20. ....It affects the kinetic energy of a moving object not on its potential energy.
    • أ. The velocity of a moving object.
    • ب. The object ́s mass.
    • ج. The object ́s color