A) it is a solid because strong attractive forces prevent particles from moving.
The substance which is a combination of different atoms is a compound.
Answer:
Model 2 and model 3
Explanation:
Both atomic models represent hydrogen, which consists of one proton in the nucleus. Both atomic models consists of 1 proton, which means that both their atomic numbers are equal to 1
Answer:
In physics, action is an attribute of the dynamics of a physical system from which the equations of motion of the system can be derived through the principle of stationary action. ... Action has dimensions of energy⋅time or momentum⋅length, and its SI unit is joule-second.
Explanation:
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