The answer is the mass of the steel block is greater than the mass of the plastic block.
<u>Explanation</u>:
Steel has more thickness than plastic and wood. In this way, its mass will be more noteworthy and thus it will have a more noteworthy estimation of inertia, as inactivity of a body is estimated by the mass of the body. The mass of the steel is more noteworthy than the mass of the plastic.
Here the thickness of steel is more than plastic and wood. On the off chance that an article has more thickness than the other item, their masses would be more prominent because mass is corresponding to thickness.
Non metals form ionic bonds by gaining and losing electrons to complete their valence she'll and increase stability.
Metals form covalent bonds by sharing electrons.