tahminaadm tahminaadm

07-05-2021
Chemistry

contestada

3.
Find the kinetic energy of a 20,000-kg truck moving at 110 km/h (leave your answer in standard form

Respuesta :

OverpoweredNoob OverpoweredNoob

07-05-2021

Answer:

9,339,136 J

Explanation:

Convert km/hr to m/s:

(110km/s)(1000m/km)(1hr/60min)(1min/60s) = 30.56m/s

KE = (1/2)mv^2 = (1/2)(20,000kg)(30.56m/s)^2 = 9,339,136 J

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