Lecturer:D.Myagmarsuren NUM
All my students please
do it carefully!/ 45min/
Tests
1.Put the words in the
correct place.
1.
.............
..is the study of substances, their structure,their properties, and their
reactions.
2.
...............
exists as solids,liquids, or gases.
3.
...............
material is material with the same
properties throughout.
4.
...............
material is material consisting of parts with different properties.
5.
................
is a substance that can be decomposed into two or more substances.
6.
................
is a homogeneous species of matter with definite chemical composition.
7.
................
are the processes that convert substances into other substances.
8.
................
is a metallic material containing two or more elements.
1.
Matter b. Chemical reactions c. Chemistry d. Homogeneous e. Substance f. Heterogeneous g. Alloy h. Compound
1.Write
the names in the correct place.
1.
...........chemistry deals with what kinds of chemicals
are in things and can determine the chemical make up of a number of different
and complex samples.
2.
...........chemistry is the area that deals with making new
kinds of chemicals, or chemical not found naturally.
3.
...........chemistry focuses on how chemical reactions and other
properties arise from the basic laws of physics.
4.
...........chemistry is concerned with the often complicated
chemistry that takes place inside living things.
A.
Bio B.
Analytical C.Physical D.Synthetic
Thank you!
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