domingo, 20 de marzo de 2011

vocabulary# 1The Study of Life

Biology: the study of living and once living thing.

light microscope: light passes through  the object being looked at and then through two or more lenses.

stereo microscope: used for viewing large object and things through wish light cannot pass.

International System of Units: a measuring system based on unit of 10.

meter: an SI unit of length.

volume: amount of space a substance occupies. 

kilogram: an SI unit of mass.

Celsius: a scale with wish scientists measure temperature.

scientific method: a series of steps used to solve problems.

Hypothesis: an statement that can be taste.

experiments: testing the hypothesis using a series of steps with controlled conditions.

variable: something that causes the change observed in an experiment.

control: a standard for comparing result.

data: the recorded fact or measurement from an experiment.

theory: a hypothesis that has been tasted again and again by many scientists, with similar results each time.

technology: the use of scientific discoveries to solve everyday problem.