Question

a.
Convert the following scales of temperature:
i) – 210oC to K
ii) 83k to oC
b. Give reason: Hot milk is easier to drink from a bowl than from a glass.

Answer 1

Answer:

Convert the following Kelvin temperatures to degrees Celsius. 188 K; 631 K.

Answer 2

Answer:

I)-63.15 degrees celsius

ii)-190.15 degrees celsius

b) The larger is the surface area more is, the more evaporation. Thus, evaporation is faster in a saucer causing more cooling than in a cup. For this reason, we can sip hot tea or milk faster from a saucer than a cup.