How are the sparks from a sparkler that strike your skin akin to tiny droplets o boiling water striking your skin?

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?