which of the following best describes how further studies supported the work done
by max planck in the field of quantum mechanics?

1) james chadwick discovered neutral particles in the nucleus.

2) antoine lavoisier determined the law of conservation of mass.

3) niels bohr determined that electrons inhabit distinct energy levels.

4) joseph proust stated that each compound has a fixed ratio of elements.

Iam told that hundreds if not thousands of these (armenians) were sent at once to the front ranks at the dardanelles, where death in a very short space of time is almost a certainty. the older men were then deported into the interior, while the women and children, when not carried off in an opposite direction, were left to shift for themselves as best they could. the terrible feature of this deportation up to date is that it has been carried out on such a basis as to render it practically impossible in thousands of cases that these families can ever again be reunited. not only wives and husbands, brothers and sisters, but even mothers and their little children have been dispersed in such a manner as to preclude practically all hope that they will ever see each other again. according to this excerpt, what does the author consider to be the worst part of the deportation during the armenian genocide?

Did the west show signs of cultural decline in the 20th century?

What made it difficult for mexican americans to win court cases against anglo americans who laid claim to their land