Follow these steps.
1. Make sure that your pc is on.
2. Press your Window key - on your bottom left of your keyboard you will see a window key.
3. After pressing it will show a tab on your bottom left of your monitor.
4. On that tab you will see an (All Programs) text.
5. Click it and it will show all programs available on your pc.
Answer:
Because the tectonic plates are moving so slowly in such small incraments that it would take a while before there was any noticable change.
Explanation:
