One unusual aspect of dark matter is
A) its gravitational force pushes (or repels) instead of pulling.
B) it does not interact with electromagnetic radiation.
C) it exerts a new kind of fundamental force, never observed before.
D) it exerts no gravitational force.
E) it moves faster than lightspeed.

Question

Quizplus · Accepted Answer

Dark matter does not interact with electromagnetic radiation, which means it does not emit, absorb, or reflect light, making it invisible and detectable only through its gravitational effects.

One Unusual Aspect of Dark Matter Is