Shield volcanoes form from lava; composite volcanoes form from lava. a) low; high b) high; low

The study of rocks is called petrology. There are different types of rocks and these are granite, marble, igneous and etc.

The correct answer is mentioned below.

A mountain that has a hole in it that is filled with lava. Volcanoes can be active or dormant.

According to the question, Shield volcanoes form from HIGH-viscosity lava; composite volcanoes form from LOW-viscosity lava.

Hence, the correct answer is high and low.

For more information about the volcanos, refer to the link:-

link

answer: at room temperature (roughly 20 degrees c), you can dissolve 203.9 grams (or 200 grams) of sugar in 100 ml of water. as water temperature increases, the amount of sugar that will dissolve increases, up to about 500 grams of sugar in 100 ml water at 100 degrees c.

explanation: