Paper 1 May/June 2017 PHYSICS (0625/11) IGCSE
Cambridge
IGCSE
Physics (0625)
شهریور
2017
شامل مباحث:
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
45 دقیقه

پیش نمایش صفحه اول فایل
The diagram shows a refrigerator. The cooling unit is placed at the top. The cooling unit cools the air near it.
What happens to the density of this air as it cools and how does it move?