Identify four ways in which people can directly explore space?

frogs. the lower the ph the higher the acid content. frogs have the highest tolerance in this scenario.

he movement of air through earth's or any planet's atmosphere is called wind, and the main cause of earth's winds is uneven heating by the sun. this uneven heating causes changes of atmospheric pressure, and winds blow from regions with high pressure to those with low pressure.

i hope this : )