1
Bats use their.......... to get information about their surroundings in the dark.
2
Echolocation is the use of..........-pitched sounds for finding food-.
3
.......... use echolocation by bouncing high-pitched sounds in the air.
4
The echo turns into.......... that a blind man can feel in his thumb while holding his special cane.
5
The blind person's cane and......... emit a high-pitched sound that bounces off objects forming an echo.
6
Fireflies use..............to communicate
7
A living organism that can fly and it depends on the echolocation property for getting information about their surroundings in the dark.
8
The sense that has a problem with the blind person.
9
A simple tool (device) used by blind people to walk safely.
10
Living organisms that make a series of movements and vibrations with their wings to communicate flower location.
