Answer:
Because a glass window is harder than a fingernail, a glass window would have a higher number on Mohs hardness scale
Explanation:
A catalysts lowers activation energy
I believe the answer would be compound.
Hope this helps :-)
Answer:
Mass, temperature, and phase.
I think temperature because the higher the temperature of a given quantity of a substance, more is its thermal energy. Similarly, for the same temperature, higher mass of a substance will contain more thermal energy.
Answer:
the acceleration i think is 10
Explanation:
5x10=50
