U2 Items and Raw Materials
Major Rocks & Fossil Fuels Once again, we recapped our knowledge on the major rocks in our earth's crust and discussed the formation of fossil fuels and which layers of rocks they could be found in. But, why are we emphasizing fossil fuels? "...it's okay if they run out because I'll just use my electronics!" 🤖 Brainstorming what oil, coal and gas are used for we then looked at our daily lives and where we may be using these fossil fuels. The Grade Threes soon realized their dependency on nonrenewable fossil fuels. Looking at the size of our earth and the amount of fossil fuels found in our earth's crust as it currently is...how many years do you think we have left of fossil fuels? " ...an infinite amount of years" " ...maybe, 500years" " ...I don't know, like 1,000 years" " ...mmm, I agree with 10,000 years" " ...I think 12 years" 🌏🌎🌍 With that, the grade threes started their next project. They h...