A solar panel is kept black surface so that it absorbs more
A. heat
B. water
C. air
D. oxygen
Related Questions on Chapter 4: Heating & Cooling - Science Mcqs for Grade 8
Materials trapped air by fur, feathers, wool and sawdust are heat
A. insulators
B. conductors
C. gainers
D. losers
Railway tracks have gaps between them to deal with expansion in
A. hot days
B. cold days
C. winters
D. snow fall