What happens when a positively charged object is placed within a positive electric field

Positive charge will move in the direction of positive electric field

Explanation:

As we know that electric field is defined as the force experienced by the unit positive charge.

now when we will place a positive charge in this field then that positive charge will experience an electric force on  it

This force is given by

so here this positive charge will move in the direction of electric field direction

a high pressure system is a dense air mass that is usually cooler and drier than the surrounding air. a low pressure system is a less dense air mass that is usually wetter and warmer than the surrounding air.

in general, areas that experience high atmospheric pressure also experience fair weather. low pressure systems can cause the formation of clouds and storms. air usually flows from areas of high pressure to areas of low pressure..

no

sodium is solid at rt