Suggest a Form of renewable energy that could be used to power an electric ticket machine that only needs to work during daylight hours

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane

What causes the development of most clouds and precipitation in the atmosphere?

·sound · parallel · mechanical · not a vacuum · needs a medium · compressions and rarefaction what type of wave is being described? a) compaction b) electromagnetic c) longitudinal d) transverse