Which of the following is not a physical change? cutting hair putting baking soda in vinegar ripping a shirt cutting down a tree

The code of ethics of the sets forth certain basic standards that sociologists must follow in conducting research. question 14 options:

The type of cloud shown here may produce heavy rainfall. this type of cloud most likely occurs in an area of the sub-saharan that is a) often dry. b) often wet. eliminate c) very windy. d) usually cool.

Abrief, "first-step" presentation of a work to be completed is called a