weather concepts Flashcards
four methods of heat transfer
convection, conduction, radiation, and evaporation
Definition of convection
transfer of heat to the air around you
Definition of conduction
transferring heat through physical contact with another object or body
Definition of radiation
energy of a source that comes from light or heat
Definition of evaporation
sweating releases heat
symptoms of heat stroke
Throbbing headache, confusion, nausea, dizziness, body temperature above 104°F, hot, red, dry or damp skin, rapid and strong pulse, fainting, loss of consciousness
treatment of heatstroke
cool the patient off with cold water, mist them, give them water, put them in shade, don’t put them in shock! Use evaporation techniques
symptoms of frostbite
shivering.
Exhaustion or feeling very tired.
Confusion.
Fumbling hands.
Memory loss.
Slurred speech.
Drowsiness
Body below 95 degrees
treatment of frostbite
Soak for 20 to 30 minutes or until the skin becomes its normal color or loses its numbness. For the face or ears, apply a warm, wet washcloth. Don’t rewarm frostbitten skin with direct heat, such as a stove, heat lamp, fireplace or heating pad. This can cause burns and put the patient in shock