Hi I’m Sophie and I’m looking for a relationship I am 13 yrs old and love sports !! Anyone interested?

Much of the general structure and physical properties of the interior of the earth are inferred from: a)deep oil and gas bore holes b)geologic investigations c)analysis of seismic waves d) study of volcanoes

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

Based on its chemical properties, identify the position of each chemical family on the periodic table.