Diego is flying from Philadelphia to Barcelona. On the trip to Barcelona, the plane flies at a constant cruising speed of 550\,\text{mph}550mph550, start text, m, p, h, end text. On the trip home, Diego makes a chart of the plane's progress once it reaches its cruising speed, which is constant.
Which is faster, the cruising speed on the flight from Philadelphia to Barcelona, or the cruising speed on the flight home?

Which represents a negative impact of technology

Describe two recent or ongoing space missions.

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.