My sisters friend and I=complete subject
sisters friend and I =simple subject
D. A bird.
The voice from the cuckoo bird is breaking silence.
Answer I’m probaly wrong but I think topic sentence
Explanation:
because
Answer:
Google is a search engine as you said.You don't take the information from it but through it so you will have give credit to the website/article owner you get information from.
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