Swarit
from
Indian School Wadi kabir, Muscat
Subject :NSO Class : Class 4
When a hand blender is switched on, ________________ energy changes to ___________ and ___________ energy.
A Mechanical, Sound, Heat
B Sound, Heat, Mechanical
C Electrical, Heat, Potential
D Electrical, Kinetic, Sound
A hand blender runs on electricity. When it is switched on, its blades rotate and a sound is also produced as the motor starts. Thus, electrical energy changes into kinetic energy and sound energy.
Ans 1:
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Ans 3:
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Ans 4:
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Swarit
from
Indian School Wadi kabir, Muscat
Class : Class 6
A hand blender runs on electricity. When it is switched on, its blades rotate and a sound is also produced as the motor starts. Thus, electrical energy changes into kinetic energy and sound energy.
Ans 7:
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Advika Narkar
from
The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 7
YES D