Answer: Unusual sounds or noises, sights,smells or odors, appearances or behaviors are often
the first sign of an emergency.
Bystander roles in an emergency may include giving first aid, calling 9-1-1 or the designated emergency number, or getting equipment
( for example: A first aid kit).
Explanation:
Answer:
The correct answer is option c.
Explanation:
Entropy is illustrated as a thermodynamic quantity that demonstrates the thermal energy that does not possess the tendency to get transformed into mechanical work.
At the time of perspiration, the entropy of the body diminishes because of the evaporation of the water that discharges energy from the body and permits the cooling effect to take place. On the other hand, the entropy of water upsurges as the molecules of liquid converts into vapor form, which captivates larger space in the environment.
Answer:
A hawk eats a snake, which has eaten a frog, which has eaten a grasshopper, which has eaten grass.
Explanation: A food web consists of all the food chains in a single ecosystem. Each living thing in an ecosystem is part of multiple food chains. Each food chain is one possible path that energy and nutrients may take as they move through the ecosystem.
It is a good thing because it helps reduce the radiation that the earth emits