What is the effort force in the lab photo?

using the clay block
moving the fulcrum toward the clay
block
opulling down on the spring scale
moving the fulcrum toward the spring
scale

What is the best-known carbohydrate?

The rapid decomposition of organic matter produces evidence which supports: the slow accumulation of coal deposits long ages of the earth rapid burial of vast amounts of vegetation biblical account of noah's flood

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment