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Earlier discussion
1 older comment kept for context.
Oluwaseun Adeyemi
Temperature gradient(Tg) = DT ÷ L = T2 – T1 ÷ L
i.e– it is the ratio of an increment in temperature to the length
Hence, Temperature gradient (Tg) has defined direction alongside with magnitude
And it is a vector gratuity
Mass, work & Time are scalar quantity