What is a ramp?

A. Inclined plane
B. Wheel and axle
C. Pulley
D. Axle

Based on details in the riddle of the rosetta stone, which statement best describes jean-baptiste fourier’s influence on jean-françois champollion?

Current vs. forcewhat type of relationship does this graph show?

Ineed to answer this problem but i lack in knowledge, what should i study to answer this problem? i have never used derivatives in a physics problem so i'm not sure what's happening and i can't find videos explaining.