Which is the heaviest among the following?

What is the temperature of $343 \ K$ in $^\circ F$ (in $^\circ F$)?

Which prefix used in the $SI$ system has a multiplier of $10^{-6}$?

Choose the correct statements.
$A$. Weight of a substance is the amount of matter present in it.
$B$. Mass is the force exerted by gravity on an object.
$C$. Volume is the amount of space occupied by a substance.
$D$. Temperatures below $0^{\circ} C$ are possible in Celsius scale,but in Kelvin scale negative temperature is not possible.
$E$. Precision refers to the closeness of various measurements for the same quantity.

Define Mass and Weight.

$0.15 \, \mathring{A} = \dots \, \text{nm}$