The answer is simple ''Moises hasn't developed object permanence and thinks his parents are gone forever''
Under a certain age, children have still developed the ability to comprehend that objects/people, still exist even though they are not in view. They do not understand the basic concept of time and hence cannot understand when their parent is not in view.
With time babies develop object permanence and begin to understand time and people better.
Answer:
Whale oil is used little today and modern whaling is primarily done for food: for pets, fur farms, sled dogs and humans, and for making carvings of tusks, teeth and vertebrae. Both meat and blubber (muktuk) are eaten from narwhals, belugas and bowheads.
Answer:
the object has negative acceleration
A reservation is a piece of land managed by a Native American tribe under the US Bureau of Indian Affairs. Each Indian reservation is associated with a particular Native American tribe. The Indian Removal act was signed into law in 1830. It is a federal government policy that allows for the forcible movement of Native populations into their own areas, away from European areas. The forced removal of the Dakota tribes from their tribal lands led to an armed conflict between the US Army and the Dakota tribes. It ended in the massacre of 38 Dakota men.