General Science

Heat Transfer
Sun emits
low ultraviolet rays
high ultraviolet rays
low infrared waves
high infrared waves
Author: rikazzz Comment
Sound Waves
The loudness of sound depends on
wave front
frequency
amplitude
wavelength
Author: rikazzz Comment
Investigating Space
The positioning of stars in a galaxy gives it a central bulge, from which arms spread out like a gigantic
jellyfish
lionfish
starfish
octopus
Author: rikazzz Comment
Mixtures
When mixtures are formed there is no exchange of
energy
heat
gases
all of them
Author: rikazzz Comment
Importance of Water
The removal of particles settled at the bottom of a tank is called
coagulation
sedimentation
filtration
chlorination
Author: rikazzz Comment
Forces Effects
In systemic diagram, force can be represented by an
    arrow
    plus
    dot
    star
Author: rikazzz Comment
Dispersion of Light
The angle at which all refraction of light stops is known as
critical angle
angle of incidence
angle of reflection
angle of refraction
Author: rikazzz Comment
Electric Circuits and Currents
If electric wires and appliances are overheated due to high voltage of electric current they can
catch fire
burn
freeze
both a and b
Author: rikazzz Comment
Dispersion of Light
Light is a form of
heat
power
energy
force
Author: rikazzz Comment
Investigating Space
Every star radiates different combination of
visible lights
invisible lights
visible and invisible lights
sounds and waves
Author: rikazzz Comment

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