The acceleration of an object in free fall due to the earth’s gravity is 9.8m/s2. What is the final velocity of a book that falls from a shelf in 3.2secs

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

the force on the thing and the distance the force moves the thing

conservation of mass

mass before something happens = mass afterwards