Protective actions are "those steps taken to safeguard the health and safety of emergency responders and the public during an incident involving releases of dangerous goods" (dot 2012, pg. 288). protective actions are listed in the green- and -bordered pages of the emergency response guidebook (erg).

What causes darkening of the skin as melanin production increases

Drag each tile to the correct box. the body monitors the levels of oxygen in the blood to regulate breathing. isabel is running in a marathon and is near the finish line. she feels out of breath. how will her nervous system work to generate a reaction? arrange the tiles in chronological order. isabel's breathing rate increases. sensory receptors in the arteries detect low oxygen levels. the brain sends signals through motor neurons. sensory neurons generate an impulse. the central nervous system relays an impulse to certain brain regions.

Which statement describes compounds a. compounds are made of one type of atom. b. compounds cannot be represented by models. c. compounds are represented by chemical formulas. d. compounds cannot be broken down into simpler forms.