The name for the percentage of space not occupied by solid matter in soil is Porosity.
Answer:
1.2*
Explanation:
1,200,000,000 km = 1,200,000,000,000 m
To convert the distance from km to m you have to multiply by 1000:
1,200,000,000 * 1000 = 1.2*
Answer: That energy reaches Earth mainly in the form of visible, infrared, and ultraviolet light; most of that energy passes through the atmosphere to warm the surface. The Earth absorbs this energy from the Sun and reemits it in the form of invisible infrared light. This energy is trapped by the greenhouse effect.
Explanation:
Answer:
Yes. Cells have 'cell receptors' that are used to receive messengers like hormones to communicate. Cell receptors have specific shapes that fit the shape of the messenger that they want to receive. Organs like the pancreas send our these messengers to the cells to order them to do different functions.