Question

preciso das questoes 16,17,18,26
Resoondidas.

Answer 1

Vamos la:

16) Am = Δv/Δt

Am = 600/20
Am = 30m/s²

17) Am = Δv/Δt

Am = 20/10
Am = 2 m/s²

18) Am = Δv/Δt

2 = 40/Δt
Δt = 40/2
Δt = 20 seg