Vocabulary N°1 "The Study of Life"

1. Biology: the study of living and once-living things.

2. Light Microscope: light passes through the object been looked at and then through two or more lenses.

3. Stereomicroscope: used for viewing large objects and things through which light cannot pass.

4. International System of Units: is  a measuring system based on units of 10.

5. Meter: an SI unit of lenght.

6. Volume: is the amount of space a substance occupies.

7. Kilogram: an SI unit of mass.

8. Celsius: an SI unit of temperature.

9. Scientific Method: a series of steps used to solve problems.

10. Hypothesis: a statement that can be tested.

11. Experiment: testing a hypothesis using a series of steps with controlled conditions.

12. Variable: something that causes the changes observed in an experiment.

13. Control: a standard for comparing results.

14. Data: the recorded facts or measurements from an experiment.

15. Theory: a hypothesis that has been tested again and again by many scienists, with similar results each time.

16. Technology: the use of scientific discoveries to solve everyday problems.