What is the correct definition of smog? A. gas made of three oxygen atoms

B. dirty or harmful substances in the environment

C. a yellow-brown haze that forms when sunlight reacts with air pollution

D. oil, coal, and natural gas used to provide energy

Select all that apply. which of the following are functions of the skeletal system? 1. to provide the body with a strong and mobile framework 2. to allow the body to move 3. to protect internal organs from sunlight, bacteria, and injury 4. to supply the body with blood cells and minerals

The potential to eradicate preventable diseases in the future depends on other societal factors that influence coordination and deployment of global health resources. for example, 70 confirmed cases of circulating vaccinederived poliovirus type 2 (cvdpv2) were reported syria, which is embroiled in war. where else are similar societal challenges preventing the eradication of polio? uzbekistan. nigeria. pakistan. a and c. b and c.

Which of these activities would better would maintain and improve muscle endurance