Which of the following is a star that expands due to fusion?
a. black hole
b. galaxy
c. constellation
d. supergiant

Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende

What is the standard unit of measure for acceleration?

Stage in which a typical star has completely stopped fusion