Optics — Science STD 10 — Question

A polar compound is insoluble in _____ solvent.

_____ is the amount of heat required to raise the temperature of ____ water through 1 kelvin.

Self – pollination is also known as ______.

Angle of refraction is the smallest for ……… and the highest for ……….

_______ period is the longest period and it contains ______ elements.

To qualify the solute in a solution, we can use the term ______.

Metals like Ti, Cr, Mn, Zr find their application in the manufacturing of defence equipment called ______.

_____ is used to cure goitre.

Force: vector then momentum: …….(i)……. Balanced force: resultant of the two forces is zero then……(ii)…….. : resultant forces are responsible for change in position or state.

The pain of testes is enclosed by a sac called _____.