A lake is different from a sea in that a sea is made of salt water and a lake is usually fresh water.

True or false?

Which of the following is not considered one of the four major oceans (1 point)

Explore the ways that boundaries influence identity, interaction and exchange. things to consider: what is the race/ethnicity. how easy is it to interact/trade with others.

Food can come from sustainable or unsustainable resources. why has the united nations suggested that bugs could be a better source of food than animals like pigs or cattle?