The impact front the fall, depending on the distance, has an effect on the impact of their bones crushing with the pressure from the fall.
I believe is A) Inner core
Answer:
6 km/h
Explanation:
V avg = ∆x/∆t = 3km / 30 min ×(60min/1h) = 3 km× 2 /h = 6 km/h
Ventilation is very important because it helps remove the gas form people’s homes and schools and it redirects the random gas outside so it is less likely to hurt people