Is a separate compartment in a waterway where water levels are raised or lowered

What river systems the worlds earliest known civilization develop ?

Which terms describe the countries with which the united states and soviet union attempted to ally during the proxy wars? check all that apply. unstable newly industrialized colonial newly independent developing militaristic resource rich

Final nal exam questions 28. a drug addiction will make more important to you. a. maintaining friendships b. personal hygiene c. having a source of income d. mental health