Because some of the weight is in your muscles.
Answer:
cognitive neuroscience
Explanation:
Based on the information provided within the question it can be said that the developmental approach that is being mentioned is cognitive neuroscience. This is a scientific field that concerns itself with minds aspects of underlying cognition, but more importantly on the neural connections that exist in mental processes. Part of this field is also working with genes associated with mental health disorders such as autism and schizophrenia
I think the answer is (D) green light traveling through the air, but i'm not 100% sure
Answer:
B. Hydration when exercising is important because you sweat and a lot and need to give yourself fluids.
Explanation:
A is wrong because you need to protect yourself from not getting hurt when exercising.
C. depends on the person
D is wrong because warming up helps pump your blood and get your heart beating, which helps you transition into exercise.