In a two-slit interference pattern projected on a screen, are the fringes equally spaced on a screen everywhere only for large angles only for small angles

The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?

Select the three ways that the parallel-plate capacitor differs from a car battery.

How can waves travel through ground?