It is to reinforce main ideas

Question Asked: What is it to reinforce main ideas?

If something reinforces an idea or point of view, it provides more evidence or support for it. The delegation hopes to reinforce the idea that human rights are not purely internal matters. To reinforce an object means to make it stronger or harder.

passage?

explanation:

the sun warms our planet, and with the moon, creates the tides. the moon orbits the earth and in turn, the earth orbits the sun. because they appear to be the same size in the sky, the sun, earth and moon work together to create eclipses. when the moon is directly in between the earth and sun