Physics Practice: Matter (Mock Test 2 - Intermediate)
1. Which property of molecules is responsible for the fixed volume of liquids?
2. Molecules in a gas move randomly in all directions. This motion is called:
3. What happens to the kinetic energy of molecules when matter is heated?
4. Why can solids not be compressed easily?
5. The boiling point of water at standard sea level is:
6. Which of the following describes the arrangement of molecules in a solid?
7. Surface tension in liquids is a result of which molecular force?
8. Conversion of a liquid into its solid state on cooling is called:
9. Which state of matter has neither a definite shape nor a definite volume?
10. The mass of a body is measured using a:
11. A gas fills the entire space available to it because:
12. Which of these is a liquid at room temperature?
13. During evaporation, which molecules escape from the liquid surface first?
14. Inter-molecular space is directly related to the ________ of a substance.
15. When common salt is dissolved in water, the volume does not increase significantly because:
16. The change of state from solid to liquid is called:
17. Which of the following has the least density?
18. Inter-molecular force ________ as the distance between molecules increases.
19. A liquid can flow because:
20. The particles of matter are always in a state of: