Talk:Lorentz factor

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Time Dilation[change source]

In 'Time Dilation' you might want to change "if twin B left when he was 20 and traveled at .9c for 10 years," to something like: "if twin B left when he was 20 and traveled at .9c for 10 years, according to a clock on board B's spacecraft," 2602:30A:2CFC:B1A0:24C3:483A:D2D6:EF93 (talk) 20:25, 8 January 2017 (UTC)Reply[reply]

Relativistic mass[change source]

Relativistic mass is a confusing concept, I don't think it belongs to the simple English Wikipedia. AstroRP (talk) 18:45, 6 January 2019 (UTC)Reply[reply]