Use vector arrows to represent the velocity of a car that travels north at 50 mi/h and then travels east at 25 mi/h.

Complete each row of the table below by filling in the missing prefix or missing exponent.

Quickly what are the following of organisms that existed over a wide area but only for a limited time period called a. soft fossils b. mold fossils c. index fossils d. trace fossils

Achemist weighed out 101.g of silver. calculate the number of moles of silver she weighed out.