How is heat included in the equation of an endothermic reaction?

Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents

What is the ima of the 1 st class lever in the graphic given? 2 3 0.5

How does the viscosity of magma change as magma cools?