Answer: Matter is heated, and its particles spread out more
Explanation:
Thermal expansion occurs when there's an expansion of an object or material or when an object becomes bigger because of a rise in its temperature. This brings about the faster movement of the heated molecules and the atoms spreading out.
Therefore, the cause and effect of thermal expansion will be that when matter is heated, and its particles spread out more.
Troposphere, this is the layer of the atmosphere closest to the earths crust.
Answer:
B
the humidity is the % of water in the air and it is out of 100% of the air. so 10/100 is low
B .pure water it’s made up of oxygen and hydrogen “H2O”
Answer:
hen the number of neutrons is known and the atomic number of an element is known, it becomes easier to determine the approximate mass number by adding the two.
Explanation:
Hope it shelps
