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Let’s take a look at some of their common characteristics.

Let’s learn about the construction and principle of operation of optical microscopes.

يتفق المحتوى الوراثي للشيمبانزي الشائع مع المحتوى الوراثي للإنسان بنسبة 99% . بالرغم من هذا فإن ال 1% المتبقية تجعل الإختلاف كبيراً.

بانهيار إتحاد الجمهوريات الإشتراكية السوفيتية إنتهت الحرب الباردة، و أحدث تغيير جذري في العالم بحلول عام 1991. أسباب عديدة أدت إلى نهاية الإتحاد السوفيتي.

It is considered one of the smartest monkey species.

A common plant in meadows and hayfields, also known as the goose flower in Germany, as it often grows in goose pastures.

This experiment involves a block and tackle system made up of several moving and fixed pulleys.

The Republic of Austria is a developed country in Central Europe.

A rare ‘living fossil’ with an excellent sense of smell, thanks to its distinctive, flexible snout.

In this experiment, we will measure gravitational acceleration with a pendulum.

The dissolution of HCl in water leads to a drop in pressure, which causes the water in the bowl to rush into the flask.