<span>Evaporation involves a liquid becoming a gas and sublimation is the change of a solid directly to a gas.Phase changes require either the addition of heat energy (melting, evaporation, and sublimation) or subtraction of heat energy (condensation and freezing.</span>
50 strands is the standard procedure
Answer:
How high the sound or how low the sound is depending on the pitch of the sound which in this case the frequencies of the sound. The higher of the frequencies , the higher of the pitch but it has the shortest length of wave (λ). That's why AM radio have a longer range but bad audio quality than FM radio that have better audio quality with shorter range.
Answer:
Electron
Explanation:
In the picture, the letter A is pointing to an electron.
Answer:
Explanation:
Given
initial velocity component of engines is
time period of engine running=763 s
Displacement in 
Using 
in x and y direction
In y direction
x component
y component
