IN: Conceptually, a hydraulic motor should be interchangeable with a hydraulic pump because it performs the opposite function - similar to the way a DC electric motor is theoretically interchangeable with a DC electrical generator. However, most hydraulic pumps cannot be used as hydraulic motors because they cannot be backdriven. Also, a hydraulic motor is usually designed for working pressure at both sides of the motor.
can a hydraulic pump be used as a hydraulic motor?

OUT: no

IN: Foods that are claimed to be negative in calories are mostly low-calorie fruits and vegetables such as celery, grapefruit, lemon, lime, apple, lettuce, broccoli, and cabbage. There is no scientific evidence to show that any of these foods have a negative calorific impact. Celery has a thermic effect of around 8%, much less than the 100% or more required for a food to have ''negative calories''.
do you burn more calories eating celery than it has?

OUT: no

IN: The Art Institute of Pittsburgh is accredited by The Middle States Commission on Higher Education (since 2008).
is the art institute of pittsburgh an accredited school?

OUT: yes

IN: This is a list of PlayStation 2 games for PlayStation 4 available from the PlayStation Store. These are the original games, emulated at high-definition with the addition of PlayStation 4 features such as Trophies, Remote Play and Share Play.
can playstation 2 games be played on playstation 4?

OUT:
yes