Answer: The uses are as follows :D
1. Lithium: heat resistive ceramics, aircraft building, tritium production
2. sodium: coolant in nuclear reactors, soap making, street light manufacture (e.g. sodium vapor lamps)
3. Potassium: tanning of leather, manufacture of inks, making gunpowder
4. Rubidium: thermoelectric generator, making atomic clocks, working fluid in vapor turbines
5. Cesium: catalyst for hydrogenation of some organic compounds, vacuum tubes, photovoltaic cells
6. Francium: extremely radioactive and extremely rare so not used often
The prepositional phrase is "up the school steps"
The word "up" is the preposition in the sentence.
Hope that helped! :)
Answer by YourHope:
Hi! :)
What literary element suits this quote the best?
C) Symbolism!
:)
The error in verb voice would be C