1.Matter

2. A cluster of several molecules or an isolated macro molecule is referred to as.
8. The branch of physics that deals with the study of the nature and properties of light is called:
10. The study of sound is known as:
11. The property due to which a liquid has the tendency to form a spherical drop.
12. fundamental particle that combine to form a molecule. ATOM
13. A molecule containing exactly two combined atoms.
14. The process of melting is also called:

1. The temperature at which liquid turns to gas by absorption of heat is called:
3. Water sticks to the surface of a glass vessel due which force?
4. A branch of physics that focuses on the study of motion:
5. A branch of physics which explains how electricity can be used to carry or process information:
6. The force of attraction between particles of the same substance.
7. fourth state of matter which is found at very high temperatures.
9. Anything that occupies space and has mass .