Some of the features in the image may be a color that does not contain ANY wavelength the same as our filter. All of the light from these features will be absorbed. They will become invisible to us when we view the image through our filter.
Other portions of the image may be a color that contains SOME of the same wavelength as our filter. In this case we will still be able to see the object. It will be faint because ALL of the light is not transmitted throught the filter.
When you have viewed all the filtered images let's discuss what we have seen.