True or false. in science, a hypothesis must be true?

Any color picture tube and electric field exerts a net force of magnitude 1.68x 10^-13 n on an electron the rest mass of an electron is 9.11 x 10^-13 what is the electron acceleration?

The softest and hardest minerals are: softest hardest

What is a carrier wave and how does it affect what you hear on the radio