Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Ex Input:
Group 16 is called the oxygen group.

Ex Output:
Group 16 is called what?

Ex Input:
The name for a matter that has a fixed volume and a fixed shape is solid.

Ex Output:
What is the name for a matter that has a fixed volume and a fixed shape?

Ex Input:
When the solubility of gases in liquids changes with increasing temperature, it decreases.

Ex Output:
How does the solubility of gases in liquids change with increasing temperature?