The vocabulary terms mass and weight have the same meaning, they both mean the amount of matter in an object true or false

Ill give brainiestif one neutron initiates a fission event that produces two neutrons in the products, how many new reactions can now be initiated? if each of the neutrons produced in the first fission event then initiates a fission event that produces one neutron in the products, how many new reactions can now be initiated by each neutron? how many neutrons in total were produced by the two fission events described?

Ajet plane is speeding down the runway during takeoff. air resistance is not negligible. identify the forces on the jet.

Which liquid (h2o, h2o + soap, or h2o + salt) has the strongest cohesion and adhesion? (need now plz)