I just took a test in school today. What question was I asked?

Question I was asked: If 1 kg of the compound toluene melts at -95C, then 500 g of toluene will

I just took a test in school today. What question was I asked?

Question I was asked: Visible light is which type of wave?

I just took a test in school today. What question was I asked?

Question I was asked:
Which property of air does a barometer measure?