What happens to the figure if changing only one dimension?

Watch the video # 1 to get the answers to these questions.

1. How many times smaller is the surface area of a cube if the side length is multiplied by 1/4?

2. How many times smaller is the surface area of a sphere if the radius is multiplied by 1/2?

3. How many times larger is the volume of a cone if the height is doubled?

4. How many times smaller is the volume of a cylinder if the diameter is multiplied by 1/2?