Wood burning cooking an egg
making Kool Aid
water boiling
copper plating a nail
melting sand to make glass

are these chemical or physical changes​

Adoença vitiligo afeta qual doença do corpo?

Which organ controls breathing? lungs alveoli heart diaphragm

Which of these would most likely be a stimulus that would cause the body to initiate feedback mechanisms a.) normal body temperature in an arctic environment b.) normal boy temperature in a tropical environment c.)light physical activity d.)low blood sugar