The magazine says it tested 10 insect repellents in an outside laboratory, where volunteers let deer ticks crawl on them and also exposed themselves to mosquitoes. Six of these repellents earned a recommended rating from Consumer Reports. These six repellents, along with their active ingredients and cost, are:
Evaporation vs. Boiling Boiling occurs when the temperature of the liquid is greater than the boiling point of the substance. Evaporation can occur at any temperature.
7) What is the difference between evaporation and boiling? 8) When a substance exists as a liquid or solid under ordinary conditions, its gas phase is called a _____. 9) Why is evaporation of water from your skin a cooling process? 10) Condensation raises the temperature of the vapor (True or False).