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2. What are two (2) theoretical issues on which developmental scientists differ? 

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2. What are two (2) theoretical issues on which developmental scientists differ? 

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The existence of stage development
The importance of heredity and environment

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Discover & Share this Art GIF with everyone you know. GIPHY is how you search, share, discover, and create GIFs.

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It is used to explain data and make a question that can be tested by research. Example: Why are teens different from toddlers

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2. What ethical problems may arise in research with humans? 

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2. What ethical problems may arise in research with humans? 

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Guarantee of privacy and confidentiality

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1. How do developmental scientists study people? What are some advantages and disadvantages of each research method? 

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1. How do developmental scientists study people? What are some advantages and disadvantages of each research method? 

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They use the scientific method. They investigate to identify a problem, observe the people, and collect data to validate the assumes that are being made. A disadvantage is that not all results of methods are 100% accurate or show proof of something. An advantage is that the conclusions being reached with any method will still be significant.