Which statement describes how heat is transferred by convection? Air molecules touch the warm ground, heating them up.

Warm air rises and takes heat with it; eventually it cools and sinks.

Sunlight travels through space without the aid of fluids or solids.

Land and ocean absorb and re-emit heat from the sun.

What is one reason why so many corporations prefer to incorporate in the state of delaware?

Which best describes california population when it became a state in 1850? a.because of the gold rush attracting settlers all over the world california population diverse.bcalifornia had banned foreign immigrants at the start of the gold rush.so,the states population was made up of entirely of americans from other parts of the country.c california had a large african population because many southern planters had moved their enslaved africans to start large farms.d the indian removal act had led to the relocation of thousands of eastern native americans to california.as,a result the majority of californias population was native american

In exchange for land, a knight agrees to be a sort of sub-vassal to a vassal. this agreement was known as: investiture homage tyranny subinfeudation