Help 10 points!! Why does Mercury have such temperature extremes?

Question

Which one

one side of the planet always faces the sun

one part of the planet is made up of highly reflecting rocks

it has very little atmosphere to hold in the heat

it has huge polar ice caps made of frozen hydrogen

Answer 1

it is close to the sun

Answer 2

closest to the sun and sun is verryyy hottt

Answer 3

very little atmosphere Temp extremes means very hot and very cold, not just one. every planet rotates some faster than others. Because there is very little atmosphere it does not retain its heat on the dark side of the planet. That is why it gets cold

Answer 4

1st one!?

Answer 5

because it is closest to the sun!  that is simply why the temperatures are so extreme.

Answer 6

one side always faces the sun...i think...