6. Which one of the following statements is true for the speed v and the acceleration of a particle executing simple harmonic motion? * 2 points
When c is maximum, a is maximum
Value of a is zero, whatever may be the vale of v
When v is zero, a is zero
When v is maximum, a is zero

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d

wavelegth as in spectrum red oygbiv

causes

fossil fuels burn

cities become more industrialized

human population grows worldwide