The role an animal has in the ecosystem.

Abeam of electrons with of wavelength of 7.5 x 10-6 m is incident on a pair of narrow rectangular slits separated by 0.75 mm. the resulting interference pattern is projected onto a screen 10.0 m from the slits. what is the separation of the interference maxima in the resulting interference pattern?

Orange juice has a lower or higher viscosity than chocolate syrup

Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion