General Science

Heat Transfer
The circulating movement of air is known as
conduction current
convection current
radiation current
air current
Author: rikazzz Comment
Investigating Space
American space probe has been studying sun since
1995
1996
1997
1998
Author: rikazzz Comment
Heat Transfer
Trees help in making environment
cool
warm
hot
clean
Author: rikazzz Comment
Physical and Chemical Changes
Gases are
incompressible
compressible
colorful
dense than liquids and solids
Author: rikazzz Comment
Digestive System
The common name for the ‘enzymes’ which digest protein is
pepsin
renin
maltase
protease
Author: rikazzz Comment
Reproduction in Plants
When seed is sown into soil, the first thing which happens it
takes up water
takes up oxygen
bursts apart
splits into two parts
Author: rikazzz Comment
Simple Chemical Reactions
Natural gas is more efficient and produces less
pollution
heat
reaction
less evaporation
Author: rikazzz Comment
Sound Waves
If frequency is high, the peak of the waves would be
uneven
closer
distant
even
Author: rikazzz Comment
Electric Circuits and Currents
When the current flows one way, the magnet forces push the electromagnet and cone
inwards
forwards
backwards
outwards
Author: rikazzz Comment
Electric Circuits and Currents
When current is passed through sodium chloride solution, the ionic bonds
split
get strong
join
coagulate
Author: rikazzz Comment

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