Question

The plunger of a syringe is pulled up halfway, as shown in the picture. With the plunger in this position, how does the volume of the gas and the pressure inside the syringe differ from when there was no gas in the syringe?

top~ANSWER:increases
bottom~ANSWER:decreases

Answer 1

Explanation. A gas will expand to fill its container. Pulling the plunger of the syringe creates a low pressure inside the syringe (a vacuum)

Answer 2

The volume of gas inside the syringe increases and the pressure decreases.

Explanation: