17. At Position E A. TOTE = 100% GPE +0 KE B. TOT E-0 GPE + 100 % KE C. TOT E-50% GPE + 50% KE D. GPE> KE E. GPE < KE %3D 18. At Position F A. TOT E= 100% GPE 0 KE D. GPE> KE E. GPE< KE B. TOT E 0 GPE + 100 % KE C. TOTE 50% GPE 50% KE 19 At Position G A. 100% GPE 0 KE B. O GPE+ 1000% KE C. 50% GPE + 50% KE D. GPE KE E. GPE

Q: Need c only tq !

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Density of Solids

The density of a substance refers to how much matter is present in a given amount of space. It is expressed as the ratio of the mass of the substance to its volume.