Acompressed spring has 16.2 j of elastic potential energy when it is compressed 0.30 m. what is the spring constant of the spring?

wind moving at higher speeds will transfer more energy to the water, resulting in stronger waves.

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.