If you were lost in space how would you get back to the space station explain scientifically

Asmall 21 kilogram canoe is floating downriver at a speed of 1 m/s. what is the canoe's kinetic energy?

Consider an insulating crystal, made up of layers of atoms. what form would you expect the temperature dependence of the phonon heat capacity to approach at extremely low temperatures if the interlayer coupling is i)very strong (rigid coupling), and ii) very weak. explain.

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?