C. Magnesium and Calcium is my best guess because they are in the same group or family and they are in the <span>alkaline earth metals.</span>
thermal contact
When heat flows from one object or substance to another it is in contact with, the objects or substances are said to be in thermal contact. The state where objects in thermal contact with each other reach the same temperature, no heat flows between them.
Answer:
False
Explanation: sound travels fastest through solids slowest through liquids.
There are two main types of physical weathering: Freeze-thaw occurs when water continually seeps into cracks, freezes and expands, eventually breaking the rock apart. Exfoliation occurs as cracks develop parallel to the land surface a consequence of the reduction in pressure during uplift and erosion.
The answer is all of them, so the letter choice a