How does an octopus or a squid uses newton's third law of motion to escape from enemies

An electron is traveling with initial kinetic energy k in a uniform electric field. the electron comes to rest momentarily after traveling a distance d. (a) what is the magnitude of the electric field

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?

What do the atoms of elements in the same group have in common? a. they have the same atomic numbers. b. they have the same average atomic masses. c. they have the same number of electron shells. d. they have the same number of electrons in their outermost shells.