To have success you must succeed in something.
Success at means the goal. Success in means the result.
there is no differences between strength and strong. Only that strong is a synonym of strength.
nothing
The difference between strength and hardness is that the strength refers to the force that is present between the bonds. Strength attributes to how strong or weak the force between the bonds. Hardness refers to the nature of the force, which basically is how rigid or flexible the bonds between particles.
Effort
Yes. Conditioning helps you to prepare.
fc'=0.87 fck fc'= cylinder strength fck= cube strength
Opportunity and attitude
I think success is a broader term. Success defines your ultimate goal whilst achievent is a phenomenons join together to shape success.
Yield strength is a form of tensile strength, as yield strength is maximum strength upto which a material retains its original shape or it is in elastisity above which it will in plasticity.
yield strength
Single Strength Glass is 3/32" thickness and Double Strength Glass is 1/8" thickness.