Answer:
Explanation:
When the sun, moon, and Earth are in alignment (at the time of the new or full moon), the solar tide has an additive effect on the lunar tide, creating extra-high high tides, and very low, low tides, both commonly called spring tides. A similar situation occurs between the Earth and the sun.
Answer:
they are used for protection, maneuvering, and to trap food for consumption
Explanation:The spikes of the sea urchin are used for protection, to move about, and to trap food particles that are floating around in the water.
Answer:
c. recognize a member of their own species.
Explanation:
Imprinting is a form of social earning that occurs in a critical period based on early experience, in which an animal develop a sense of identity usually within few hours or days after birth.
In birds, for example in ducks, once an egg is hatched, the ducklings imprints on the first moving object they see which happens to be the mother. In other to keep track of the mother, they learn to respond to a characteristic sound that have been emitted by the mother. Through imprinting, they are able to distinguish their mother from the rest of the ducks. Imprintng helps birds to form an identity during early stage at birth, which helps them to recognize members of their own species.
It decrease as you move away from Earths surface