1 slab of 1200 metres x 450 metres will certainly cover 1600 square metres. You may have trouble moving it into position, though.
by moving the square things to fill up the empty squares
By definition a line keeps going forever.
Gravity keeps your feet on the ground. It is also what keeps every living and non living thing attached to the earth.
inertia keeps moving it!:)
The pumping of the heart keeps the blood moving
The rotation of the earth keeps a foucault pendulum moving
The nucleus is the thing that keeps us moving because, oh just go to biology4kids.com
gravity keeps us in a circle
The Trader Keeps Moving - 1924 was released on: USA: 20 April 1924
A moving object keeps moving, unless you force it to stop. It keeps moving in a straight line, unless you force it to change direction. It keeps moving at a constant speed, unless you force it to speed up or slow down. A stationary object remains stationary, unless you force it to start moving.
no not at all..it keeps on moving