Systemic error: leveling air track: we level the air track in this lab because it's good lab procedure in general, but in fact in this lab a not-level (but still straight) air track shouldn't change any of our results. explain why this is true (for each part).

Which two parts of this excerpt from authur conan doyle's " the contest " show policies lack of knowledge about the rules and restrictions of his society

What does this excerpt explain about this setting

Rev. simon hosack] entered fully into the feeling of suffering and sorrow which took possession of me when i discovered that a girl weighed less in the scale of being than a boy, and he praised my determination to prove the contrary. which best describes society’s view of boys’ and girls’ abilities during the period in which elizabeth cady stanton lived?