Saturday Mac riddles 138

Here are this weekend’s riddles to entertain you through family time, shopping and recreation.

1: Collapse in value, a collision with a bug.

2: A phase change to solid locks everything, so reach for the Power button.

3: The nucleus and a feeling of alarm force a sudden restart.

To help you cross-check your solutions, there’s a common factor between them.

I will post my solutions first thing on Monday morning.

Please don’t post your solutions as comments here: it spoils it for others.