What is i fracture in the crust called when land move up, down or sideways

Which statement describes both homogeneous mixtures and heterogeneous mixtures?

One does not belong why? ice, gold ,wood ,diamond and table salt

Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull