Answer:
Conquistadors or conquistadores were the invaders, knights, soldiers, and explorers of the Spanish and the Portuguese Empires.
It was used to protect Athens from attacks :)
Answer:
D. rewarding a child for finishing his oatmeal mush and counting how many times the child needs to be rewarded before he finishes his oatmeal voluntarily
Explanation:
- An operant conditioning is one that is the type of the associated leaning and through which the strength of the behavior is modified and reinforced through the punishment or rewarding and is also a procedure that is used to bring about such a leaning.
Hey there,
Answer:
Van Helmont - He concluded that trees gain most of their mass by absorbing water
Priestley- He found out that plants release oxygen
Ingenhousz- He concluded that plants needs sunlight to produce oxygen.
Hope this helps :D
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