SCIENCE

2. branch of science that deals with the identification of the substances of which matter is composed; the investigation of their properties and the ways in which they interact, combine, and change; and the use of these processes to form new substances
5. supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation
8. plastid that contains chlorophyll and in which photosynthesis takes place
11. fluid that has neither independent shape nor volume but tends to expand indefinitely
13. study of heredity and the variation of inherited characteristics.
15. chemical element of atomic number 80, a heavy silvery-white metal which is liquid at ordinary temperatures
16. physical substance in general, as distinct from mind and spirit; (in physics) that which occupies space and possesses rest mass, especially as distinct from energy

1. instrument that makes an enlarged image of a small object, thus revealing details too small to be seen by the unaided eye
3. a state in which opposing forces or influences are balanced.
4. thread-like structure located inside the nucleus of a cell, composed of DNA tightly coiled around proteins, which carries genetic information and is passed from parents to offspring, essentially containing the instructions for an organism's traits
6. small room in which a prisoner is locked up or in which a monk or nun sleeps
7. systematic study of the structure and behavior of the physical and natural world through observation, experimentation, and the testing of theories against the evidence obtained
9. substance that flows freely but is of constant volume, having a consistency like that of water or oil
10. firm and stable in shape; not liquid or fluid.
12. powerhouse of the cell
14. a colorless, odorless, highly flammable gas, the chemical element of atomic number 1