Warm air rises because it
A.
has a lower density than cool air.
B.
lacks density.
C.
has a higher density than cool air.
D.
is unaffected by pressure.
correct answer
1 answer
A. has a lower density than cool air.
A.
has a lower density than cool air.
B.
lacks density.
C.
has a higher density than cool air.
D.
is unaffected by pressure.
correct answer
1 answer