Assertion: roller coaster | /r/CapableOf | go around bend
Facets:
Source sentences:
text: If a roller coaster goes around a bend or a loop, even if its speed is not changing, its velocity is changing because its direction of motion is changing; this change requires the application of a force.
text: If a roller coaster goes around a bend or a loop, even if its speed is not changing, its velocity is changing because its direction of motion is changing; this change requires the application of a force.