Two objects of different mass rest on earth. which one experiences the greater acceleration due to gravity ?
a) neither mass
b) the lesser mass
c) the greater mass

Which planet do you think would be easiest for humans to colonize some day?

Asmall electric heater, immersed in 80g of water in a calorimeter of 40j/k raises the temperature from 10.5 degree celsius to 25 degree celsius in 12 minutes. using the same apparatus with 50g of oil instead of water, it is found that the temperature of oil rises from 7 degree celsius to 27 degree celsius in 10 minutes. find specific heat capacity of the oil.

Frequency of electromagnetic waves that a radio station is assigned. what do you call this type of wave?