<span>Delta and American Airlines, for example, only allows children 15 and older to travel alone domestically without their unaccompanied minor service</span>
Answer: Principle of Superposition
Explanation: In an otherwise undisturbed sequence of sedimentary strata, or rock layers, the layers on the bottom are the oldest and layers above them are younger. Principle of Original Horizontality: Layers of rocks deposited from above, such as sediments and lava flows, are originally laid down horizontally. Hope this helps!
Answer: i think it comes from the arctic ocean and goes trough Russia and into Mongolia.
Explanation:
Atomic mass, pounds,hour,year,unix time
