Answer:
Sunlight provides the energy needed for photosynthesis to take place.
Explanation:
Answer:
to prevent the spreading of germs
Explanation:
Answer:
The rock cycle is driven by two forces: (1) Earth's internal heat engine, which moves material around in the core and the mantle and leads to slow but significant changes within the crust, and (2) the hydrological cycle, which is the movement of water, ice, and air at the surface, and is powered by the sun
Explanation: