A B
Guide questions:
1. What laws of stratigraphy does the picture in letter A tell us?
2. In picture B, new rocks were introduced. What law is best explained in this
kind of rock stratum?
3. How old is the rock that was intruded in stratum B?
4. What geologic processes
existed in stratum B which
its
deformation?
5. If you want to determine the age of the rocks in the rock layer, what
method are you going to use?
causes

the bedroo..

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called

colors do exist. the color of the sky is actually violet; humans percieve the color of the sky as blue.