which type of object tracing paper is? (opaque/ transparent/ translucent)
under what circumstances can a red shadow be formed?
how can we make a periscope
what is butter paper?
which type of object tracing paper is? (opaque/ transparent/ translucent)
Ans . 1) Concave mirror 2) Convex mirror 3) Plane mirror 4) Lens
under what circumstances can a red shadow be formed?
how can we make a periscope
what is butter paper?