in Science At a jet plane’s speed of 1,000 km… by Chirag Chauhan December 14, 2015, 1:25 pm 271 Views At a jet plane’s speed of 1,000 km (620mi) per hour, the length of the plane becomes one atom shorter than its original length. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website By using this form you agree with the storage and handling of your data by this website. *