Answer:
shivering and blood vessels
Explanation: muscles generate heat by shivering, and blood vessels in skin constrict to reduce heat loos
Answer:
Answer is A. Red due to ionized hydrogen atoms.
Explanation:
Note that nebula color depends on its chemical composition and its degree of ionization. Because of the prevalence of hydrogen and relative low of ionization energy, its emission appears red.
Biogenic Sedimentary I think
The answer to your question is electrons
As per questions,
★ What to do before a volcanic eruption?
Ans • Pack up some belongings especially radio, torch, some extra batteries, if possible then some dry eatables.
• Run out of the house with limited supplies and go to higher altitude areas like in mountains.
• Take some essential pain reducer medicines.
★ What to do during a volcanic eruption?
Ans: • Listen for the emergency evacuation orders as per given by officials.
• Protect yourself from falling ash.
• Use goggles to protect your eyes.