Question

Keara's class is modeling lava flow from volcanoes. Each of the three common types of lava has a different

thickness. Keara and her classmates want to know if the type of lava affects how fast it flows from a volcano. Which
variable should they test?
the size of the volcano
the thickness of the lava
the temperature of the lava
the location of the volcano

Answer 1

The thickness of the lava (B)

Step-by-step explanation:

Answer 2

the thickness of the lava