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secondary 4 | Biology
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Nur Ayuni Yazid
Nur Ayuni Yazid

secondary 4 chevron_right Biology chevron_right Singapore

how do i get A? pls explain I don’t understand

Date Posted: 2 months ago
Views: 14
Arnold K H Tan
Arnold K H Tan
2 months ago
Your error is 5 x 10 = 50m - you incorrectly used a rectangle for the area. This assumes constant speed. Your simple sketch of v/ms^-1 against t/s is a straight line with gradient 0.5, thus forming a triangle with area 25.

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Lionel Lim's answer
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Good luck!