clxpz2kyt clxpz2kyt

20-10-2021
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What can be observed only by observing its effects on gravity?

dark matter
a solar nebula
gas and dust
a planetesimal

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itsvanessalopez itsvanessalopez

20-10-2021

the answer will be dark matter

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schofieldmadison147 schofieldmadison147

21-10-2021

the answers dark matter because you can’t observe it physically without dying pretty much

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