Q1:

S₁: A force of exists between everybody in the universe.

P : Normally it is very small but when the one of the bodies is a planet, like earth, the force is considerable.

Q : It has been investigated by many scientists including Galileo and Newton.

R : Everything on or near the surface of the earth is attracted by the mass of earth.

S : This gravitational force depends on the mass of the bodies involved.

S₆: The greater the mass, the greater is the earth's force of attraction on it. We can call this force of attraction gravity.

The Proper sequence should be:

Question

Q1:

S₁:	A force of exists between everybody in the universe.
P :	Normally it is very small but when the one of the bodies is a planet, like earth, the force is considerable.
Q :	It has been investigated by many scientists including Galileo and Newton.
R :	Everything on or near the surface of the earth is attracted by the mass of earth.
S :	This gravitational force depends on the mass of the bodies involved.
S₆:	The greater the mass, the greater is the earth's force of attraction on it. We can call this force of attraction gravity.

The Proper sequence should be:

Ordering of Sentences