I think the airplan flies in same speed 400
Answer:
22m/s
Explanation:
lowest part on the graph (closest to x-axis)

The correct choice is ~ A
Bikes don't require gasoline for their functioning, so it causes less air pollution.
Answer:0.502kg
Explanation:
F4om the relation
Power x time = mass x latent heat of vapourization
P.t=ML
1260 * 15 *60 = M * 22.6 * 10^5
M= 1134000/(22.6 *10^5)
M=0.502kg=502g
A hypothesis is an educated guess. It's your own opinion!