Need asap ‼️ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

An architect plans to use solar energy to heat the next house he designs. what principle of absorption and infrared energy can be applied to the design of the new house? how could she apply to those principals?

Aspectroscope breaks light up into its colors, allowing scientists to analyze light from the solar system and universe. by studying the spectral line patterns, widths, strengths and positions, scientists can determine the speed, position, and of celestial bodies. a) age b) origin c) rotation d) temperature