関連ワード:  power is a scalar quantity true or false    power is a vector quantity true or false    energy is a scalar quantity true or false    energy is a vector quantity true or false    kinetic energy is a scalar quantity true or false    potential energy is a scalar quantity true or false    potential energy is a vector quantity true or false    kinetic energy is a vector quantity true or false    energy is a scalar quantity and can be negative true or false    state true or false power is a scalar quantity  
結果 : power is a scalar quantity true or false