What is this?
This is brain
What is this?
This is pupil
What is this?
This is visible
What is this?
This is refracton
What is this?
This is infared
What is this?
This is communication
What is this?
this is deliver
What is this?
This is explore
What is this?
This is a mirror
What is this?
this is transmit
What is this?
these are microwaves
What is this?
This is absorb
What is this?
This is night vision
What is this?
This is navigate
What is this?
This is phone
What is this?
This is cornea
What is this?
This is energy
What is this?
This is a microwave
What is this?
This is iris
What is this?
This is a satellite
What is this?
This is aluminium
What is this?
This is receive
What is this?
This is signal
What is this?
This is meteorologist