الصف الرابع الابتدائي ساينس
ساينس رابعة ابتدائي

لينك تحميل الملزمة
https://drive.google.com/file/d/1WzeqlrrPL8wrHgSZJYq1krfZkzW-30q9/view?usp=sharing

لينك تليجرام
https://t.me/scimrahmedelbasha

In This Video :
Geologists: are scientists who study rocks.
- When rocks are weathered, tiny pieces that break down and float away are called "sediments".
- The layers of sediments may hold fossils of plants and animals that existed there in the past.
- Geologists study the layers of sediments in rock formations to know how the landscapes looked like in the past.

Formation of rock layers of Wadi Al-Hitan
As any landscape, Wadi Al-Hitan which is found in Fayoum governorate in the western desert of Egypt, it has changed over time as follows :

Arrangement of rock layers in Wadi Al-Hitan


بالتوفيق
مستر احمد الباشا