In this article, we'll find out what causes rip currents, how you can recognize them and what you should do if one takes you out to sea. A rip current is a narrow, powerful current of water running perpendicular to the beach, out into the ocean. These currents may extend 200 to 2,500 feet (61 to 762 m) lengthwise, but they are typically less than 30 feet (9 m) wide. Rip currents can move at a pretty good speed, often 5 miles per hour (8 kph) or faster.
Confidence votes 32.9K. Room temperature is around 70Â°F so anything colder could be called cold. A refrigerator usually is below 45Â°F and water freezes at 32Â°F so between those temperatures water certainly is cold. 2 people found this useful.
Hold cold foods at 41 degrees Fahrenheit or less and check the temperature every four hours. If the temperature of the food at four hours is greater than 41 degrees Fahrenheit, the food must be discarded. It is permissible to hold cold food without temperature controls for up to.here are many steps during the process of preparing and serving food in which time and temperature must be controlled. Harmful microorganisms grow well in foods held between temperatures of 41 degrees Fahrenheit and 135 degrees Fahrenheit.