dark brown rocks
Autotrophs
When hydrogen and chlorine react in direct sunlight, they undergo a very rapid and exothermic reaction, forming hydrogen chloride gas. This reaction is highly explosive and can produce intense amounts of heat and light. It is important to handle these two substances carefully and prevent exposure to direct sunlight to avoid accidents.
dark rocks
Red brown rocks
dark brown rocks
water, sunlight, and chlorophyll
dark brown rocks
dark brownish rocks
dark brown or black
dark brown or black rocks
dark brown or black rocks
Oxygen and sunlight.