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اختبار الكتروني درس Matter Construction
اختبار الكتروني درس Matter Construction
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تكرار
1
The properties of..........0f water is the same proerties of 100 ml of it
an atom
a molecule
an atom
an element
2
The motion of solid molecules is..........
limited
unlimited
completly free
the most
3
On adding 30 cm3 of water to 20 cm3 of alcohol,the volume of the mixture becomes........cm3
30
48.8
50
54
4
The intermolecular spaces among the molecues of........are very small
iron
mercury
nitrogen
water
5
The attraction force among solid molecules is........
large
small
very small
no correct answer
6
The.........matter doesn't take the shape of the container
solid
liquid
gaseous
no correct answer
7
The melting process reverses the .......process
freezing
vaporization
condensation
no correct answer
8
The attraction force between water molecules is.......that between water vapour molecules
more than
less than
equal to
no correct answer
9
On heating a solid substance,..........
the speed of its molecules increases
the intermolecular spaces among its molecules increase
the attraction force among its molecules decreases
all of the previous answers
10
The molecule is composed of very small particles called...
atoms
elements
compounds
cells
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