Asked by Derrick

1.What is refraction? The bending of light as it passes through matter

2.What type of lens would you use to magnify your view of a butterfly?
Concave

3.What is a sound wave?
Sound waves are waves of energy moving through matter.Sound waves are vibrations of molecules,molecules must be present for sound to travel

4.If a bright,loud,explosion took place in space, would it be seen or heard on Earth?
It would be seen if it wasn't covered up with something but it wont be heard because sound needs material such as air or water to travel through

5.Which part of the eye has cells that change light energy to nerve impulses?
A.iris
B.blind spot
C.lens
D.retina
D
Answered by PsyDAG
Good job!
Answered by Ahshely
for 5 it is A
Answered by robbie
no # 5 is D. Retina: an upside down image falls on the retina, where cells change light energy to electrical and chemical energy in the form of nerve impulses. Harcourt Science 2000 publication pg F78
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