Which statement accurately describes a difference between a mercury barometer and an aneroid barometer?

a) the mercury barometer can provide a continuous record of pressure changes. b) the mercury barometer is smaller.
c) the aneroid barometer is not as portable.
d) the aneroid barometer does not use mercury to measure pressure changes.

The correct answer is option D.

Explanation:

Barometer is device used to measure the atmospheric pressure.There are two types of barometer:

1. Mercury barometer :This barometer measures the atmospheric pressure by adjusting the height of mercury inside the tube.

2. Aneroid barometer This barometer measures the pressure by the expansion of metal which is an alloy of beryllium and copper.

answerthe above question is correct(true) hope this ;