Answer:
B) is characterized by four different zones
Explanation:
edge 2020
Answer:
right ventricle to left ventricle
Explanation:
Salt water
sand and water
vinegar
this next one is for CEMENT
Concrete is a heterogeneous<span> (composite) material consisting of </span>cement<span>, water, fine aggregates and coarse aggregates. ... Otherwise it is a </span>heterogeneous<span> material.</span>Cement<span> may be called a </span>homogeneous<span> material. But concrete is not.</span>
Answer:
colds are cause by viruses
