what is the lava like that produces an eruption like this one?
(see picture)
a. thin and runny
b. thick and runny
c. thick and sticky
d. thin and rich in gas

How do convection currents form underwater mountains?

Aplane cuts a pyramid as shown in the diagram. what is the shape of the cross section? a. a hexagon b. a pentagon c. a square d. a triangle

What statement about charlemagne is not true? a. charlemagne's empire collapsed during his rule b. charlemagne sent missionaries throughout europe c. charlemagne encouraged the arts and education d. charlemagne ruled much of western europe a. charlemagne's empire collapsed during his rule