If .......... sound waves pass through the same point, the wave will have a higher frequency.
less
more
equal
............ consists of many parts that work together to transfer information from one place to another.
Sending message
Transfer system
Communication system
Humans can communicate with fireflies using flashes.
False
True
The ............. in Mesopotamia created the cuneiform writing.
Maya peoples
Babylonians
Egyptians
Humpback whales make music in series of phrases in a pattern during................................... months.
winter
autumn
summer
spring
The Mayans made paper from ...........coated with lime.
tree bark
tree stalk
tree branches
The ability of beetles to emit light flashes is a kind of .....................................
structural adaptation
behavioral adaptation
camouflage
.................collect information and send it to the brain.
Nervous system
The senses
spine
..........is the sensation of a sound wave's frequency.
Frequency
Pitch
sound
In ancient times, people used .......... to communicate over long distances using the sense of sight.
drums
mirrors
fire
..........is created by vibrating objects forward or backward in a form of sound
Light
Sound
Waves
The ............. invented papyrus paper for writing.
Jordanian
Syrian
.........is a pattern that has a specific meaning agreed upon by the sender and receiver.
The language
The system
The code
Glow beetles belong to flying insects .
......is the number of waves that pass through a specific point in a specific time.
The scatter of sound waves
The reflection of sound waves
The frequency of sound waves