Observable matter makes up about what percentage of the universe? 5% 10% 50% 95%

1

Explanation:

5%

Explanation:

roughly 68% of the universe is dark energy and 27% is dark matter the rest which is observable is about 5%

indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.

i don't see a text, but i am gonna assume this *orbit* the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun.