Answer: both weigh the same.
This is a very obvious question just because the lead is heavier that does not mean it ways more than the other. One pound of feathers is the same as one pound of lead
Answer:
particles move fastest and with the highest kinetic energy in a gas, and slowest with the lowest kinetic energy in a solid. particles in a liquid are between the 2
B. They are determined by I, AB, A, or B
B. Being new to the country, it is safer for Sarah to take precautions until she gets acclimated
I believe this is the answer as the other answers take too many assumptions as the question doesn't explicitely state that Sarah has skin problems.