What is the answer to some ancient civilizations used units of measure based on the length of certain seeds. what kinds of problems might you expect with such a system?

What color would an object that reflects green and blue light appear to be in white light? a. blue b. cyan c. magenta d. black

Amodel rocket with a mass of 0.212 kg is launched into the air with an initial speed of 84 m/s. how much kinetic energy will the rocket have at a height of 214 m? assume there is no wind resistance. 634 j 303 j

If the new moon happens on january 15th, what shape will it be on february 6th?