(A) it has well-defined cleavage planes
(B) it has a very high transparency
(C) it has a very high refractive index
(D) it is very hard

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(A) it has well-defined cleavage planes
(B) it has a very high transparency
(C) it has a very high refractive index
(D) it is very hard
(A) warm and moist
(B) cool and dry
(C) warm and dry
(D) cool and moist
(A) velocity
(B) frequency
(C) wavelength
(D) amplitude
(A) current
(B) voltage
(C) both a & b
(D) none
(A) viscosity
(B) surface tension
(C) friction
(D) elasticity
(A) there is very little friction between the ice and feet pressing it
(B) ice is soft when compared to concrete
(C) there is more friction between the ice and feer
(D) None of these
(A) 10^3 ergs
(B) 10^6 ergs
(C) 10^7 ergs
(D) 10^5 ergs
(A) increase
(B)decrease
(C) remain unaffected
(D) have its shape changed
(A) include high voltage
(B) include low resistance
(C) include high resistance
(D) include low voltage
(A) length and mass
(B) mass and time
(C) length, mass, and time
(D) in terms of none