Vocabulary Practice: The Electromagnetic Spectrum and our Sun    

Name ____________________


____ 1.  emit
A.  to send out in all directions
____ 2.  filter
B.  to take in, like a sponge
____ 3.  absorb
C.  the act or process of giving off (like energy)
____ 4.  reflect
D.  a material that separates the fluid from suspended particles
____ 5. transmit
E.  the gases that are around a planet
____ 6.  atmosphere
F.  to bounce off of or bend back from a surface
____ 7.  matter
G.  usuable heat or power
____ 8.  molecule
H.  some that takes up space and can be perceived by the body.
____ 9.  energy
I.  energy moving with a gas or liquid
____ 10.  radiation
J.  to send from one place to another
____ 11. convection
K. energy moving through a solid
____ 12. conduction
L.  The smallest particle of a substance