Informal labor is part of every country's economy.
select the best answer from the choices provided.
true or false

Which of the following is true about fossils? a. the relative age of fossils cannot be determined from their position in sedimentary layers. b. fossils found in lower layers of sedimentary rock are as old as fossils found in upper layers of sedimentary rock. c. fossils found in upper layers of sedimentary rock are older than fossils found in lower layers of sedimentary rock. d. fossils found in lower layers of sedimentary rock are older than fossils found in upper layers of sedimentary rock.

What acceleration is produced when a 3,000-n force acts on a 1,200-kg car? ignore the friction

What is the earth matial ot igneous rock