Iron: a. is forming today in the great lakes region as banded-iron formations (bifs). b. is stronger and weighs less than aluminum. c. was the first of the common metals (iron, aluminum, and copper) to be used by humankind. d. is alloyed with carbon and chromium to make stainless steel. e. all of the possible answers are correct.

According to the earth science reference tables, during which geologic time period were the continents of north america,south america, and africa closest together?

The net below can be folded to form a square pyramid.la2419"100what is the surface area of the pyramid? 190.8 square inches| 0 217.8 square inches300. 6 square inches354.6 square inches

Directions conduct research to collect information and data in order to write a well-informed argument essay responding to the following prompt: do you believe your local power company is doing enough to reduce dependence on nonrenewable energy sources? why or why not? remember that your argument essay should contain: a claim supporting evidence connected to your claim an acknowledgement of counterclaim(s) a conclusion after writing your rough draft, reread it and edit it for spelling, grammar, and clarity.