العلوم الصف الثالث الاعدادى الترم الاول

............ the ability of some animals to compensate their missing parts.

fr om the scalar physical quantities is.....

The radius of curvature of a mirro r is the radius of the sphere that the mirro r part of it.

Amoeba reproduces by budding

An observer in a moving car with 80 km/h was observing a moving car with 90 km/h in the same direction so, the observed speed of the 2nd car is

In Milky Way galaxy, the old stars (the older) gather in the Centre of the galaxy

A train moves at a speed (100 km/h), then it cover a distance of (40 km) within time .......... hours.

Calculate the actual speed of the car whose relative speed is (80 km/h) relative to an observer moving in opposite direction at a speed of (30 km/h).

The long-sightedness is co r rected by using concave mirro r .

Within minutes of Big Bang, hydrogen gas was fo r med by a percentage of ...........%..