Glass is a
superheated solid
supercooled liquid
supercooled gas
superheated liquid
B.
supercooled liquid
Cement is formed by strongly heating a mixture of
limestone and graphite
limestone and clay
chalk and graphite
clay and graphite
Which phenomenon do bats or dolphins use to find prey, predators or obstacles?
Refraction of sound
Formation of beats
Scattering of sound
Echo location