Mr roots class examines different rocks and sorts them into three categories
,sedimentary metamorphic and igneous. best scientific term for this activity.
f: expierment
g: investigation
h: aesthetic exploration
i: subjective observation

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.

i think its the first one