Question

which correctly lists the two elements that make up the empty space in the universe?
○ ice and debris
○ debris and dark matter
○ dark matter and dark energy
○ dark energy and dust

Explanation:

Empty space in the universe is dominated by dark matter (which provides gravitational structure) and dark energy (which drives cosmic expansion). Ice, debris, and dust are small, localized interstellar materials, not components of the "empty" cosmic vacuum.

Answer:

dark matter and dark energy