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Keywords: Science, Revision, , , , , online teaching

0. Food chain
1. Electron
2. Chemosynthesis
3. Sublimation
4. Chlorophyll
5. Boiling point
6. Magnetic field
7. Mitochondria
8. Angle of incidence
9. Solution
10. Periodic table
11. Bronchi
12. Conduction
13. Prism
14. Diffusion
15. Hearing range

0. Temp. at which a liquid turns into a gas.
1. A table illustrating all known elements.
2. An organelle in a cell responsible for energy production.
3. Two or more gases, liquids or gases mixed with one another.
4. The angle that a ray of light makes when it meets a surface.
5. A particle that makes up an atom. It is negative.
6. A heat transfer between objects caused by temp. difference.
7. A range of frequencies heard by an animal.
8. A transparent solid body used to diffract light.
9. Process of a solid turning into a gas without being a liquid.
10. A series of organisms feeding upon a smaller one.
11. Space near the magnet in which mag. force acts on other magnets
12. Random movement of molecules within a liquid or a gas.
13. Green matter within plants used to create glucose.
14. Synthesis of organic compounds creating energy.
15. Either of the two main pipes branching off trachea.