What are four things women contributed during the Westward Expansion?

Ascientist performs an experiment where she measures the mass of a piece of metal, pours acid onto the metal, washes the metal, and then re-measures the mass of the metal. the scientist repeats the experiment several times, each time increasing the amount of acid used. the dependent variable in the experiment is the: initial mass of the metal final mass of the metal amount of acid used washing the metal

What are the winter holidays the annex residents celebrate? a. chanukah and st. nicholas b. st. nicholas and new year's c. christmas and kwaanza answer if your a 100% percent sure ^-^

Question 4 of 10 2 points how were the reasons for a person's enslavement different in west african cultures than in the atlantic slave trade? o a. in west african cultures, any unmarried man could be enslaved, while in the atlantic slave trade, only prisoners of war could become slaves. o b. in west african cultures, people had to be born into slavery, while in the atlantic slave trade, people had to commit a crime to become a slave. o c. in west african cultures, people could only become slaves if they owed debts, while in the atlantic slave trade, slavery was used to punish crimes. o d. in west african cultures, people were enslaved through war or as punishment, while in the atlantic slave trade, anyone could be ſom captured and enslaved previous obi