Which statement most accurately compares the temperature of the core of the sun to its surface?
a) the core is more than a thousand times hotter than the surface
b) the surface is more than a thousand times hotter than the core
c) the core is more than a million times hotter than the surface
d) the surface is more than a million times hotter than the core

11 players on a field that has a maximum of 11 players

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.