Which statement is true concerning the evidence for black holes? a. scientists can see black holes with powerful telescopes. b. scientists can see the effect of black holes on nearby stars. c. scientists can see trails left in space by black holes. d. there is no evidence for black holes.

Which statement can be said to be true after examining this map? (1 point) christianity remained popular in egypt after 400 ad. christianity was the only religion in the roman empire until 476 ad. christianity expanded in the roman empire after 325 ad. christianity did not expand beyond the boundaries of the roman empire by 476 ad

The globe, the book of mathematics, and the scientific instruments in this painting demonstrate the renaissance interest in

Which statements describe einsatzgruppen? check all that apply. they were considered the last step in the "final solution." they were part of the german army. they carried out mass executions. they were known as mobilized killing units. they were used by germany during the invasions of poland and the soviet union.