Join the IDNLearn.com community and start finding the answers you need today. Ask your questions and receive prompt, detailed answers from our experienced and knowledgeable community members.

Which of the following statements is correct?
- Because ? for an object in relative motion is always less than 1, a proper time interval Ätp is always shorter than the time interval Ät and a proper length Lp is always longer than the length L.
- Because ? for an object in relative motion is always greater than 1, a proper time interval Ätp is always longer than the time interval Ät and a proper length Lp is always shorter than the length L.
- Because ? for an object in relative motion is always less than 1, a proper time interval Ätp is always longer than the time interval Ät and a proper length Lp is always shorter than the length L.
- Because ? for an object in relative motion is always greater than 1, a proper time interval Ätp is always shorter than the time interval Ät and a proper length Lp is always longer than the length L.