1 Select the correct answer. The potential energy for a mass on a spring is proportional to the square of which of these quantities? OA. mass O B. frequency OC. period OD. displacement O E. velocity ​

true tan speed = ang vel x radius

0.11 m/s and 0.28 m/s should be correct

mass and volume are the answers you are looking for

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.