Which is one advantage of using a reflecting telescope instead of a refracting telescope? Reflecting telescopes are less expensive.
Reflecting telescopes produce clearer images.
O Reflecting telescopes require only concave lenses.
• Reflecting telescopes usually take up less
space.

the cellphone, they would then know if the killer would have contacted them or always hated them. or if it was a breakup. but if that is not the case, then it would be the clothing. to put in a bullet, it would have to be put in by hands. hands have finger prints which, would have giving you the answer of who done it.

explanation:

waves moving from a fast medium to a slow medium will experience a reflection as light travels more slowly than red light. total internal reflection occurs when the critical angle is.

v=ir = 3x15 =45 v