1.when Two white keys have one white key between them, the interval is what on a Piano. 2. When two white keys are separated by two white keys, the interval is what on a piano
3. when two white keys are separated by three white keys, the interval is what on a piano

Luminous objects such as flashlights emit light that we can see. how do we see an object that isn’t luminous? a. the object emits light that reaches our eyes. b. light reflects off the object and reaches our eyes. c. light passes through the object uninterrupted. d. light is fully absorbed by the object. e. we can’t see an object that isn’t luminous.