The first mechanized industry was
a. mining.
b. transportation.
c. textiles.
d. agriculture.

Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine

Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents

The air that we breath is made mostly of which gaseous molecule