Answer:
natural disasters
Explanation:
Drought.
Earthquake.
Flash flood.
Hurricane.
Tornado.
Wild fire.
Winter storm.
these are some examples, hope this helps :)
B is correct. Molecules move faster when they are hotter because they have more energy. You can notice this change with your naked eye. Molecules in solids don't move. They have barely any energy. Hope this helps! ;)
That would be A.
2.5*2*10^(10-7)=5*10^3