General Science

Atoms Molecules and Ions
The number of protons and electrons in an atom is
different
same
average
constant
Author: rikazzz Comment
Atoms and Atom Model
At room temperature, ionic bonds are
gas
solids
liquids
semi solids
Author: rikazzz Comment
Sound Waves
An example of wind instrument is
drum
flute
piano
violin
Author: rikazzz Comment
Electric Circuits and Currents
A block of impure copper is used as
cathode
anode
posit rode
nematode
Author: rikazzz Comment
Physical and Chemical Changes
Number of gases joined together to make PVC is
2
3
4
5
Author: rikazzz Comment
Dispersion of Light
We cannot see through
transparent objects
opaque objects
luminous objects
non luminous objects
Author: rikazzz Comment
Dispersion of Light
If light enters a glass, it slows down more than
200,000 km/s
150,000 km/s
100,000 km/s
50,000 km/s
Author: rikazzz Comment
Investigating Space
How many constellations are there in the sky?
40
88
45
80
Author: rikazzz Comment
Heat Transfer
The transfer of heat in solids from higher concentration to lower concentration in the presence of medium is known as
conduction
convection
radiation
excursion
Author: rikazzz Comment
Reproduction in Plants
‘Stigma’ of insect pollinated flowers is
sticky
feathery
plain
dry
Author: rikazzz Comment

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