Engineering, 08.11.2019 19:31 tyrique86
1. earliest migrants to north america were required to adapt to which initial environmental challenge? a. ice and glaciers b. drought and heat c. rising oceans d. shortages of game and herd animals 2. the maize culture of the southwest was most similar to the pre-columbian culture of the a. cahokia. b. pueblo. c. algonquian. d. creek. 3. before the arrival of europeans, great basin and western plains indians a. developed larger permanent communities. b. responded to a lack of resources by developing mobile lifestyles. c. became dependent on agriculture and maize cultivation. d. created strong trade networks among north american tribes.
Answers: 3
Another question on Engineering
Engineering, 04.07.2019 18:10
Steel is coated with a thin layer of ceramic to protect against corrosion. what do you expect to happen to the coating when the temperature of the steel is increased significantly? explain.
Answers: 1
Engineering, 04.07.2019 18:10
Refrigerant 134a enters an insulated compressor operating at steady state as saturated vapor at -26°c with a volumetric flow rate of 0.18 m3/s. refrigerant exits at 9 bar, 70°c. changes in kinetic and potential energy from inlet to exit can be ignored. determine the volumetric flow rate at the exit, in m3/s, and the compressor power, in kw.
Answers: 1
Engineering, 04.07.2019 18:20
Wiy doeres rere okhn a pump whon working betwon the same pressure range?
Answers: 2
Engineering, 06.07.2019 02:30
Precipitation hardening can be achieved in many light alloys by a three-step heat treatment. what is carried out and what is the purpose at each step? why is such a treatment necessary based on the nucleation and growth theory of phase transformation. compare this treatment with tempering martensite for carbon steels (similarities and differences).
Answers: 1
You know the right answer?
1. earliest migrants to north america were required to adapt to which initial environmental challeng...
Questions
History, 11.11.2020 01:30
Mathematics, 11.11.2020 01:30
Health, 11.11.2020 01:30
History, 11.11.2020 01:30
Mathematics, 11.11.2020 01:30
Biology, 11.11.2020 01:30
Chemistry, 11.11.2020 01:30
Mathematics, 11.11.2020 01:30
