Physics, 06.05.2021 14:00 MartinTDL

4. How do scientists know that dark matter exists? (1 point) O They assume that anything invisible has to be dark.
O Something has to be there to form superclusters.
The Redshifts give the dark matter away.
O They observe gravitational lensing bending the light of other objects in space.

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4. How do scientists know that dark matter exists? (1 point) O They assume that anything invisible...