物理配对题,哪些是标量哪些是矢量哪些是张量.
Match the statement with the type.
ATensor (of rank 2 or higher)BVectorCScalarDNone of the choices
ABCDSpeed (the magnitude of a velocity)
ABCDAcceleration
ABCDThe distance between two positions.
ABCDThe curvature of space-time
ABCDPosition
ABCDMass
ABCDVelocity
前面的abcd别管他，就是speed，还有两点之间的距离，the curvature of space-time，position，质量，