If you traveled from the Earth's equator to one of its poles, what would change about the appearance of the sky?

what are the statements? x

a) electrical > light, sound, and thermal< < < <

) the mechanical energy of the firefighter moving.< < < < a) electrical > light, sound, and thermal< < < <

c) both a and b.

ice to water 1 water to vapour 2 latent heat

the minimum amperage that the current in this wire would have to have so that its weight is completely supported by the magnetic force due to earth's field, assuming that no other forces except gravity act on it