I am Free ...

Good job 👏 pic.twitter.com/aCSXwGQq1P

— CCTV_IDIOTS (@cctv_idiots) December 27, 2019

RELATIONSHIP WITH A MATERIAL

How inertia works pic.twitter.com/5QBKmiXiud

— Physics & Astronomy Zone🔭 (@ZonePhysics) December 27, 2019