Write questions for words in italics.
1. The outer electrons leave the atom in some cases.
2. This material showed unusual properties.
3. The temperature is rising gradually.
4. My colleague and I approach the problem in the same way.
5. He has read a lot of books on speciality.
6. This method will give good results.
7. Each atom has an electron cloud in normal conditions.
8. He left the laboratory late at night.
9. Atoms contain protons, neutrons, and electrons.