As predicted, the Moon's gravity begins pulling the planet apart.

The gravity of what they were doing had begun to settle on Simon like a great weight.

But as he read on, the gravity of the file began to sink in.

The gravity of the situation began to sink in for Zek.

The gravity of the step she had taken began to impress itself upon her.

The door closed and gravity began slowly to increase as the lift began to move.

The going became more difficult as gravity began to work against him.

It was only now that the true gravity of the situation was beginning to dawn on him.

The gravity of the situation began to press on him.

When he drew near the moon, its gravity would begin to take effect.