Science Crossword

2. anything that occupies space and has mass
5. the movement caused within a fluid by the tendency of hotter and therefore less dense material to rise
7. firm and stable in shape; not liquid or fluid.
9. the heaviness of a person or thing.
12. the temperature at which a liquid boils and turns to vapor.
13. The kinetic theory of matter (particle theory) says that all matter consists of many
15. the degree or intensity of heat present in a substance or object
17. Energy stored in the bonds of chemical compounds
18. having no fixed shape (unlike a solid) and no fixed volume
19. substance that flows freely but is of constant volume
20. energy derived as a result of movement of electrons
21. the temperature at which a liquid boils and turns to vapor.

1. form of matter that has a constant composition and properties
3. the process by which heat or electricity is directly transmitted through a substance
4. The energy of an object due to its motion or position
6. the energy released during nuclear fission or fusion
8. Liquid to Gas A change of state is the change of a substance from one physical form to another
10. the quantity of three-dimensional space enclosed by a closed surface
11. Heat is the form of energy that is transferred between systems or objects with different temperature
14. the emission of energy as electromagnetic waves or as moving subatomic particles
16. typically large body of matter with no definite shape.