Vocabulary : science and technology

Vocabulary : science and technology
 1.              A big number of star systems held together by gravitational attraction is galaxy.2.              A man-made device orbiting around the earth , moon , or another planet transmitting to earth scientific information or used for communication is artificial satellite .
3.              A very small meteor that earth’s atmosphere is comet.
4.              Abuilding designed and equipped for observing meteorological and astronomical phenomena is observatory .5.              A vehicle used to carry a warhead ,spacecraft is rocket .
6.              The instrument that makes very small things seem larger is the microscope .
7.              The instrument that makes distant objects seem is the telescope .
8.              Molecule are made up of atoms .9.              The sun is at the center of the solar system.

Scientific disciplines :

-       Geology : the science study of the earth .

-       Immunology : the science study of the immune system .

-       Microbiology : the science study of the microorganisms .

-       Physiology : the science study of the functions of living organisms.

-       Hematology : the science study of the blood .

-       Botany : the science study of plants .

-       Biology : the science study of living things .

-       Astronomy : the science study of heavenly bodies .