A kilogram of cotton will weigh ___________in air than in vacuum.
Hence, a kilogram of cotton will weigh less in air than in vacuum.
A body will weigh more in a vacuum than in the air. Justify the statement.
Will a body weigh more in air or in vacuum when weighed with a spring balance ? Give a reason for your answer.
Will a body weigh more in the air or in a vacuum when weighed with a spring balance? Give a reason in support of your answer.