4.6 billion years ago - most likely hydrogen (H2) and helium (He)
probably rich in hydrogen compounds like methane (CH4), ammonia (NH3), hydrogen cyanide (HCN), water (H2O), and formaldehyde (HCHO). Also some N2, CO2 but LITTLE or NO free oxygen.
Molecules of H2 and He move really fast, especially when warm, that they eventually all escaped Earth's gravity and drifted off into space.
Answer:Nigeria
Explanation:
Nigeria import almost all goods like rice , cars, weapons etc and services from mostly middle eastern engineers in overseeing most of their project like building a bridge or roads and also they hire Indians to run their factories and companies because of how good Indians are in managing.
The main function of the <u>respiratory system is breathing</u>, a process that is also referred to as respiration. This
process allows the body to bring in oxygen and expel (get rid of) carbon dioxide. During respiration, oxygen travels
through the bloodstream and carbon dioxide is carried away.
Breathing air into your body is also necessary for <u>speaking</u>.
