SONAR stands for "sound navigation and ranging," and it is used to map and explore the ocean floor. What best describes a SONAR wave?1. transverse and electromagnetic2. transverse and mechanical3. longitudinal and electromagnetic4. longitudinal and mechanical

the aksumite empire was an ancient kingdom located in what is now northern ethiopia from the period of 100 ad to 940 ad. its capital was the city of aksum. the kingdom established itself as one of the 4 great powers at its time, along with persia, rome, and china.

the kingdom was rich in goods like gold, iron, and salt. it established strong commercial ties with the regions governed by rome, egypt, and persia (arabia). aksum was a key location in this commercial network. trade was also facilitated with the introduction of the aksumite currency.

q1: artillery

q2: simon bolivar

q3:   their workers and farmers demanded a return to spanish rule.

q4: drafted new constitutions

q5: oligarchies have replaced monarchies

answer; /// charles darwin;

answer; positive reinforcement;