A body has weight 20 N. How much force is required to move it vertically upward with an acceleration of 2 ms?? Plz answer quick with explanation

8. why do radio telescopes convert radio waves (analog signals) to electrical (digital) signals for analysis? (hint: what did the article say about the advantages of digital signals? )

You are about to open a container of soy milk but notice that there are instructions to “shake well before serving.” the soy milk is most likely a

Arock displaces 1.65 l of water. the volume of the rock is: a: 1,650 cm³ b: 165.0 cm³ c: 16.50 cm³ d: 0.165 cm³