[" I.Define the terms: "],[" (i) Data "]

Define the terms: (i) Data (ii) Raw data (iii) Array (iv) Tabulation of data (v) Observations (vi) Frequency of an observation (vii) Statistics

Define the terms : (i) Declination (ii) Inclination or Dip.

Define the following terms " (i) n-type semiconductor. (ii) Ferrimagnetism.

Define the terms : (i) Enthalpy of formation (ii) Enthalpy of combustion.