First things on the physics object

Assets/Scenes/Main.unity

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@@ -1458,6 +1571,7 @@ GameObject:
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   - component: {fileID: 1172921198}
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@@ -1493,6 +1607,8 @@ MonoBehaviour:
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@@ -1515,11 +1631,32 @@ Rigidbody:
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   m_ImplicitTensor: 1
-  m_UseGravity: 1
+  m_UseGravity: 0
   m_IsKinematic: 0
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@@ -1863,3 +2000,4 @@ SceneRoots:
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