From small beginnings, South America grew to greatness because of maize. Just did this and it's correct.
The scientific method is a method of investigation involving experimentation and observation to acquire new knowledge, solve problems, and answer questions. The key steps in the scientific method include the following: Step 1: Make observations. Step 2: Formulate a hypothesis.
hOpe it helps
thanks xoxo
Answer:
1 and 3
Explanation:
not entirely sure but if ur in a rush, since they're WETlands I doubt they'd prevent flooding, and I dont think that increasing the extinction rate of mammals is a good thing (also if they're good animal habitats why would they cause habitat loss?) like I said not 100 percent but I'm pretty sure
Answer:
D
Explanation:
If NASA had constructed a Space Shuttle without knowing if it would be safe for its passengers, there could be many casualties. So they would test it beforehand using a model, to make sure that it will be safe and sturdy for when they build it.
A man named Alfred Wegener proposed that all the continents were one, giant continent which he called Pangaea. He backed up this idea with evidence from other fossil remains. Fossils from animals native to a certain country were appearing on other countries from much further away.
