13. A block of mass 1.0 kg rests on a trolley of mass 4.0 kg. The coefficient of [1 mark] dynamic friction between the block and the trolley is 0.30. F-5.0N A horizontal force F= 5.0 N acts on the block. The block slides over the trolley. What is the acceleration of the trolley? A. 5.0 m s-2 B. 1.0 m s-² C. 0.75 m s-2 D. 0.60 m s-² Ⓒ International Baccalaureate Organization 2021 b International Baccalaureate Ⓡ Baccalauréat International - Bachillerato Internacional Ⓡ Printed for INTL SCH BASEL-S ET International Baccalaureat Baccalauréat International Bachillerato Internacional