a match stick rubbed at one end with soap starts moving immediately in one direction when placed on the surface of water​

Dao makes a table to identify the variables used in the equations for centripetal acceleration. what quantities belong in cells x and y?

Amajor difference radio waves, visible light, and gamma rays is the of the photons, which results in different photon frequencies and wavelengths

Using a caesar cypher with an offset of three characters (a -> d, b -> e, z -> c), what would be the correct cypher text for the plain text "attack at dawn"?