Please help i don’t understand how to do this

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

The appropriate concentration for an iodine sanitizer is