Well, Native Americans had a bad impact with the Spanish exploration. The natives had no immunity to the diseases the spanish had brought over with them (examples are smallpox, influenza, and chicken pox). This caused a lot of american Indians to get sick and die. If this is a multiple choice question, it would be alot better if you could add the choices.
Answer:When scientists focus on climate from before the past 100-150 years, they use records from physical, chemical and biological materials preserved within the geologic record. Organisms (such as diatoms, forams and coral) can serve as useful climate proxies. Other proxies include ice cores, tree rings, and sediment cores.
Explanation:
Van Tassel what should you do when driving at night. If it's raining and you are driving at night you should aim to be 6 seconds behind the vehicle in front of you. Van tassel believes increasing the space cushion around your vehicle would avoid a potential collision with another car in front of you.
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