How long is one cardiac cycl. e? what is produced during one cardiac cycle?

One cardiac cycle is .8 seconds. A complete heartbeat is produced in one cardiac cycle. The period of time that begins with contraction of the atria and ends with ventricular relaxation is known as the cardiac cycle. The period of contraction that the heart undergoes while it pumps blood into circulation is called systole.

Where are the following choices

Advection fog occurs when warm air blows over a cold surface like snow and since tropical water is warm advection fog rarely forms over it