Answered: At a NASA research center free-fall research is performed by dropping experiment packages from the top of an evacuated shaft 145 m high. Free-fall imitates the… | bartleby

74K views · 891 reactions | #Science is fun, especially when you are part of it! Being weightless in free fall, a thin string can easily redirect you. In this video I am demonstrating the difference between mass and weight using the interaction force applied by a string. Students will do a similar experiment on Earth to compare results. | Astronaut Peggy Whitson | Facebook