Question

Which of these forces is responsible for attracting the opposite poles of two bar magnets towards each other?

gravitational force

electromagnetic force

weak nuclear force

strong nuclear force

Answer 1

Gravitational force

When i think about gravity i think about planets in the solar system and how they ''draw'' things to them similar to magnets

Answer 2

thank you , can you help me with another one ?

Answer 3

let me see

Answer 4

Professional research telescopes should be large enough to gather sufficient radiation from space. Which of these statements best explains why a reflecting telescope is is best used as a professional research telescope?

Bigger lenses are easier to manufacture and they produce less distortion.

Mirrors of reflecting telescopes gather harmful radiations from space.

Reflecting telescopes reflect away more radiation and distort images.

The series of mirrors and lenses help to reduce distortion of images.

Answer 5

The series of mirrors and lenses help to reduce distortion of images.

Answer 6

thank you ! :D i have more questions if you can help me .. if you want tho