2 A sprinter has a force exerted on him of 68N as he accelerates at 8 m/s2.
What is the mass of the sprinter?

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

What function does the limb sever in each animal? how are the limb bones of the four animals similar? based on these similarities what can be inferred about the evolution of the four animals.

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer