# data[].attributes.headline
Determines the ratio of whether the object will float or sink in the fluid where it is immersed.

# data[].attributes.subject
Determines the ratio of whether the object will float or sink in the fluid where it is immersed.

# data[].attributes.headline
Equal mass flow rate at every position in a closed tube with a single entry and exit point. 

# data[].attributes.subject
Equal mass flow rate at every position in a closed tube with a single entry and exit point. 

# data[].attributes.headline
fluid at rest in a closed container, a pressure change in one part is transmitted without loss

# data[].attributes.subject
fluid at rest in a closed container, a pressure change in one part is transmitted without loss