Read More
Date: 28-12-2016
![]()
Date: 10-3-2021
![]()
Date: 15-12-2016
![]() |
"Weighing” the Earth
Once you know G, to the formula (1) for the acceleration g due to gravity,
......(1)
and solve for the earth mass me to get
As a result, Cavendish was able to use his value for G to determine the mass of the earth. This was the first determination of the earth’s mass, and as a result the Cavendish experiment became known as the experiment that “weighed the earth”.
|
|
دراسة: حفنة من الجوز يوميا تحميك من سرطان القولون
|
|
|
|
|
تنشيط أول مفاعل ملح منصهر يستعمل الثوريوم في العالم.. سباق "الأرنب والسلحفاة"
|
|
|
|
|
الطلبة المشاركون: مسابقة فنِّ الخطابة تمثل فرصة للتنافس الإبداعي وتنمية المهارات
|
|
|