Does caffeine really affect reaction time?
we did an experiment and there was no real change in reaction time when consuming caffeine and when people did not consume caffeine.
is this true or was our experiment inaccurate

What type of electromagnetic wave are microwaves and radar

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

Afisherman is dragging his boat from the shore out into the ocean. match the following lists of areas he will move over in the correct order. continental rise continental slope continental shelf [tex]1.[/tex] [tex]2.[/tex] [tex]3.[/tex]