General Science

Sound Waves
When two or more notes with different pitches are sounded together,
disco is created
peace is created
harmony is created
beat is created
Author: rikazzz Comment
Importance of Water
An addition of small dose of chlorine gas to the filtered water is known as
coagulation
sedimentation
filtration
chlorination
Author: rikazzz Comment
Investigating Space
“Ulysses” reached to the sun in
1991
1992
1993
1994
Author: rikazzz Comment
Solutions
The liquid in which any salt gets dissolved is called a
solute
solvent
mixture
product
Author: rikazzz Comment
Forces Effects
A force which occurs when two surfaces come in contact and slows down motion while acting in
    opposite direction
    same direction
    same and opposite direction
    both a and b
Author: rikazzz Comment
Heat Transfer
The device captures heat by
radio waves
Infrared radiations
gamma radiations
ultraviolet radiations
Author: rikazzz Comment
Electric Circuits and Currents
If we add a 13A fuse in a hair drier that requires 2A current, the fuse will
remain safe
melt
blow
glow
Author: rikazzz Comment
Sound Waves
The thing which also effects the sound produced by vibrating strings, is
tension of strings
mass of strings
angle of strings
material of strings
Author: rikazzz Comment
Physical and Chemical Changes
The exothermic reaction of two elements, iron and sulfur, form the compound,
iron only
sulphur only
iron and sulphur both
iron sulfide
Author: rikazzz Comment
Investigating Space
The cosmic explosion that is hypothesized to have marked the origin of the universe was
Big bang
Big boom
Boom
Big bang boom
Author: rikazzz Comment

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