Answer:
Anemometer. An anemometer is a type of weather instrument that measures wind speed.
Answer:
B) A catalyst can accelerate a reaction.
Explanation:
Answer:
A) Carbon
Explanation:
the others are wrong its A
Answer:
unequal heating and cooling of the landmass.
Answer:
A fluorine atom has nine protons and nine electrons, so it is electrically neutral. If a fluorine atom gains an electron, it becomes a fluoride ion with an electric charge of -1.