There's lots of components in tea, but the major ones we know so far are caffeine, catechins (antioxidants), and tannins (which may include tannic acid - which is the reason why it's not really advisable to take medication with tea as it may react with them).
milk tea
It is a compound
Compound
Compound.
It's a mixture. To be specific, a compound is a substance which is made up of similar constituent particles which may be two or more. It is uniform in composition throughout. Therefore, tea is a mixture because it is made up of many individual substances which are mixture themselves.
H2SO4W3FE5O6SO3 + nitrous oxide = Arizona ice tea
Tea is a mixture of different compounds, such as water, caffeine, and various flavoring compounds. It is not a pure element or compound itself.
teapotteabag
a compound
because sugar separates from tea!
Iced tea is a mixture, as it is made from a combination of water, tea leaves, and sometimes sugar or other flavorings. It is not a compound or element as it is composed of multiple substances that are physically combined.
Neither, it is a mixture.