Salena sees steam rising from the hot liquid in the sink she wants to make a model to show the change from liquid to gas she wonders if she use the same object to model liquid and gas explain how salena could model the liquid and gas

she could use a fan and cotton balls on top of the fan and reduce or increase the speed to show the water evaporating

Explanation:

Sorry didn't really get the question

union blockade

explanation:

the union blockade in the american civil war was a naval strategy by the united states to prevent the confederacy from trading.

the blockade was proclaimed by president abraham lincoln in april 1861, and required the monitoring of 3,500 miles (5,600 km) of atlantic and gulf coastline, including 12 major ports, notably new orleans and mobile. those blockade runners fast enough to evade the union navy could only carry a small fraction of the supplies needed. they were operated largely by british citizens, making use of neutral ports such as havana, nassau and bermuda. the union commissioned around 500 ships, which destroyed or captured about 1,500 blockade runners over the course of the war.

d and a is the correct anwsers

explanation: