If Earth's radius shrank to one-half of its current size, but its mass remained the same, this would quadruple the strength of
on the surface.

answer and explanation;

composition refers to both the types of minerals within a rock and the overall chemical makeup of the rock while texture refers to the size and arrangement of the minerals or grains that make up a rock. both composition and texture can be used to classify rocks, such as igneous rocks. texture describes how the rock became solid or crystallized from liquid, melted rock. composition of a rock describes the minerals that make up a particular rock.

Letter a, because when there are unlike charges they will always attract to each other.

The particles of the gas inside the ball heats up, bouncing off each other and spreading farther apart.hope my answer has you : )

Because the sun is the biggest and if the sun orbits the earth we will be dead probably