Dardargelinta

Ee Makaanikada, dardargelintu waa heerka isbeddelka xawaaraha shay marka la eego wakhtiga.  Dardargelintu waa tirooyinka fegtoor (marka ay leeyihiin cabbirka iyo jihada).Bondi, Hermann (1980). Relativity and Common Sense. Courier Dover Publications. pp. 3. ISBN 978-0-486-24021-3.Lehrman, Robert L. (1998). Physics the Easy Way. Barron's Educational Series. pp. 27. ISBN 978-0-7641-0236-3.
Tixraac