I think the answer is sound waves
Answer:
If air is polluted, the air contains harmful gases and health status become poor. In contrary, if environment is clean and fresh, the health will be good. Therefore, health, population and environment education are interrelated in physical aspect.
Explanation:
have a nice day:)
The answer is D. His work on learning theory lead to the development of operant conditioning within behaviorism.
Answer:
False
Explanation:
If you have a nutrition deficiency you feel tired and weak. If you don't eat enough nutrition the walls of your stomach start being eaten because there is no nutrition in your system to be broken down therefore it can cause cuts inside your stomach which is very very painful.
Answer:
Taking into account that the alternatives to this case are:
a. Blunt trauma is associated with the pathogenesis of osteosarcoma.
b. Ionizing radiation for childhood cancer is a risk factor for osteosarcoma.
c. Osteosarcoma most often involves the axial squeleton followed by the long bones.
d. Pathologic fracture is a common presenting sign
The right answer is the option B
Explanation:
In previous medical analysis and research of the disease, sarcomas were one of the first solid cancers to be found connected with ionizing radiation exposure. The risk of both bone and soft tissue sarcomes are very high after high-dose fractionated radiation (10+Gy) in childhood.