Which statement is not true of simple machines? a. they can change the amount of work done on an object. b. they can change the distance over which you apply a force. c. they can change the direction in which you apply a force. d. they can change the amount of force you exert. this is science

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms