What are some possible factors that can be the X
and Y axis of a motion graph?

If steel is more dense that lake water, why can a boat float

J. j. thomson’s experiment disproved the theory that an atom

Aplayground merry-go-round has a radius of 4.6 m and a moment of inertia of 200 kg-m2 and turns with negligible friction about a vertical axle through its center. a child applies a 26.0 n force tangentially to the edge of the merry-go-round for 15.0 seconds. if the merry-go-round is initially at rest, how much work did the child do on the merry-go-round?