اختبار نماذج وزارة نهائي إلكتروني مع الاجابات -ساينس Science- الصف الرابع-نموذج 2 منهاج مصري - الفصل الثاني - اختبارات بصمة

The power source for the electric fan is wind.

سؤال 1
الدرجة 1.00

The process in which two objects or more crash into each other and includes an energy transfer.

سؤال 2
الدرجة 1.00

The energy produced when operating the gas oven is electrical energy.

سؤال 3
الدرجة 1.00

Electricity generated from water is called hydroelectricity.

سؤال 4
الدرجة 1.00

The sun is made of hydrogen and oxygen gases.

سؤال 5
الدرجة 1.00

Windmills can do their job all the time as the wind never stops blowing.

سؤال 6
الدرجة 1.00

Both modern wind turbines and old windmills are used to generate electricity.

سؤال 7
الدرجة 1.00

The flow of water can be controlled to generate electricity in dams.

سؤال 8
الدرجة 1.00

Plants need sunlight to grow.

سؤال 9
الدرجة 1.00

Solar panels consist of a lot of plant cells.

سؤال 10
الدرجة 1.00

Safety equipment used to prevent car passengers from moving forward when the car stops suddenly.

سؤال 11
الدرجة 1.00

Electricity generated by wind turbines is transmitted through wind.

سؤال 12
الدرجة 1.00

Looking directly at the sun is very dangerous.

سؤال 13
الدرجة 1.00

Turbines convert kinetic energy into electrical energy.

سؤال 14
الدرجة 1.00

We use solar energy to preserve food.

سؤال 15
الدرجة 1.00

A liquid that stores the chemical energy and it is extracted from the fuel to move the car

سؤال 16
الدرجة 1.00

Mixing of water with oxygen gas produces carbonic acid.

سؤال 17
الدرجة 1.00

Solar panels consist of a lot of plant cells.

سؤال 18
الدرجة 1.00

Rivers store kinetic energy.

سؤال 19
الدرجة 1.00

The electricity produced by water is known as electromagnetic energy.

سؤال 20
الدرجة 1.00
الوقت المتبقي
00 : 00 : 30