write your answer to these questions in complete sentences on a sheet of paper.

draw a first- class lever. show the fulcrum, effort force, and resistance.

draw a second-class lever . show the fulcrum, effort force, and resistance.

draw a three-class lever. show the fulcrum, effort force, and resistance.

what is work input? what is work output?

what does efficiency tell you about a machine?

This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is

Plz ! a frog has a genetic mutation in skin cells that causes part of its skin to turn orange the frog will not pass this genetic mutation onto its offspring because, a. the offspring will inherit skin cells from the other parent. b. mutated skin cells cannot divide and produce daughter skin cells. c. skin cells do not contribute genetic material to sex cells. d. parents do not contribute genetic material to their offspring.

What is the farthest destination to date for a human spaceflight mission?