Moraines are made of till. They form when a glacier stays in one place for a long time and deposits a pile of till, then it retreats and leaves a moraine.
Answer:
The movement of ions or molecules across a cell membrane into a region of higher concentration
Answer:
B? Hope this helps, sorry if it's wrong.
Explanation:
When the structure and function of an organism adjusts to its environment it is adapting.
Covalent Bonds: A Hydrogen Example. A covalent bond is a chemical bond that comes from the sharing of one or more electron pairs between two atoms. Hydrogen is an example of an extremely simple covalent compound. A hydrogen example.
