The change of color. Each color has a different wavelength therefore a different frequency.
Answer:
Explanation:
Given
acceleration is given by

where 

Also acceleration is given by








at 





when air drag is neglected maximum height reached is


Answer:
counter question if you get out the shower clean then how does your towel get dirty?
Work is done when spring is extended or compressed. Elastic potential energy is stored in the spring. Provided inelastic deformation has not happened, the work done is equal to the elastic potential energy stored.
Science is an art, u cant make art without creativity