Question 29
Dark matter is NOT _____.
A. massive
B. stable
C. detectable
D. electrically neutral
E. weakly interacting
Editorial review: explain the scientific issue and state any assumptions needed for a supported answer.
A. massive
B. stable
C. detectable
D. electrically neutral
E. weakly interacting
Editorial review: explain the scientific issue and state any assumptions needed for a supported answer.