A 6.2 kg cannonball is fired from a 280 kg cannon. The cannon recoils with a velocity of 4.9 m/s. What is the velocity of the cannon ball when it leaves the cannon?

when the use of electricity burdens the fuse and miniarure circuit beakers and there is a possibility of a fuse then they automatically cut off the electricity supply to your homes and after you fix the problem u jzt switch it on and it continues the supply of electricity to ur homes

one "light year" is the distance that light travels, through vacuum, in one julian year.   that's 365.25 days, of 24 hours each.

could you add the photo?

explanation: