> Later in the same sequence, food trays are brought to the bridge after the long scenes of a flight attendant, who picks up trays as they slide downs from a dispenser, and as she hands the trays to the crew, one of them instinctively puts his hand out under the tray to helpfully catch its weight.

Is this one clearly wrong? As you say, it's essentially an instinctive motion, so one can easily imagine the reflex taking over even if the scene were genuinely in zero gravity.