3. Hot air _____________ and cold air _____________ due to ___________.
*
1 point
falls; rises; gravity
rises; falls; gravity
rises; falls; bouyancy
falls; rises; bouyancy
3 answers
rises; falls; bouyancy
4. Convection does NOT occur in
*
1 point
gases
liquids
solids
fluids
*
1 point
gases
liquids
solids
fluids
solids