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velocity (v) = frequency of the wave (f) x wavelength of wave (in metres) (λ)
50cm in metres: 50/100 = 0.5m
Therefore (v) = 680 x 0.5= 340 (m/s)

The Battle of the Somme in 1916 is known as one of the most bloody battles that Britain has participated in, with estimates that over one million soldiers had died by its conclusion in November.The primar...

Endosymbiotic theory explains the origin of eukaryotic cells. Eukaryotes (cells that contain membrane bound organelle) are believed to have evolved from prokaryotic cells (unicellular organism that lacks ...

The case study of HM
Patient HM was a significant case study for neurological research in the 20th century; after a brain operation, patient HM lost his ability to remember information. More specific...

The student should include an awareness of the many ethical dilemmas faced on a daily basis by veterinary surgeons in practice when writing their personal statements.These issues, coupled with a personal ...