Can someone pl help me Which is the final event that occurs when a star is forming?
The outer layer of the star expands.
Gravity pulls gas and dust together.
A black hole forms as the core collapses.
Nuclear fusion begins under high pressure.

Which of the following is an easy way to remember the modified “x” tire rotation? a. nondrive wheels straight, cross the drive wheels b. drive wheels straight, cross the nondrive wheels c. drive wheels crossed, nondrive wheels straight d. drive wheels crossed, nondrive wheels crossed

Steel is coated with a thin layer of ceramic to protect against corrosion. what do you expect to happen to the coating when the temperature of the steel is increased significantly? explain.

Burgers vector is generally parallel to the dislocation line. a)-true b)-false