Jean Baptiste Lamarck and others recognized that this nested, hierarchical pattern would be produce if organisms evolved from common ancestors. Systematics is the study of the diversity and relationship of organisms (how these organisms are named and classified is the discipline of taxonomy).
In addition to the visible flash that travels through the air, the current associated with the lightning discharge travels along the ground. Although some victims are struck directly by the main lightning stroke, many victims are struck as the current moves in and along the ground. â¢ If you can hear thunder, you are within 10 miles (16 kilometers) of a stormâand can be struck by lightning. Seek shelter and avoid situations in which you may be vulnerable.
This usually causes the worst injury and death can result when the heart or breathing stops. However, it is possible to survive a direct strike. Side flash (splash): Lightning may hit a nearby object but the energy and current splashes over to the cyclist who may be in close proximity to the direct impact. Ground current: The lightning current travels through the ground and travels up the leg of a nearby individual. Signs and Symptoms: Lightning victims may display some or all of these injuries: Burns: These are generally 1st or 2nd degree burns. Burns are usually superficial and are rarely cause severe damage.