a 30n force is applied to a sled to the left across loosely packed snow an opposing force of 10n is working against the sled motion. because of its mass gravity is applying a force of 200n

show the diagram then i will answer

positive reinforcement? ?

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.

you can cut your hand off if your not