He had led some across the greensward while the mines were off, but not all had made it before the field was suddenly activated.

Her comm implant activated suddenly, and she sat up straight before her mirror.

A Doorbot had suddenly activated itself and was apparently trying to usher them into a cement mixer.

But upon this realization, the facility suddenly activates a self-destruct system which will obliterate the island within 10 minutes.

The bleeper clipped to Whitlock's belt suddenly activated and he was quick to silence it.

At the same time the Cybermen arrive the Void ship suddenly activates and begins to open.

As they attempt to dial the Alpha site, the gate is suddenly activated; a wormhole was established from Earth.

Dr. Link is working on the central memory of a robot, Adam, when he suddenly activates and attacks him.

A geiger counter stowed in Chase's backpack then suddenly activates and reveals the gold to be radioactive.

The video is suddenly activated and he watches images fill the screen of his laptop, and he hears Lucy's footsteps.