What did Ernest Rutherford expect to happen when he aimed a beam of particles at a thin gold foil

Lymphocytes known as blastocysts make antibodies that fight infection. select the best answer from the choices provided t f

Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.

Give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.