Which of the folllowing is NOT a mixture? A. table salt
B. lemonade
C. garden soil
D. salad dressing

Table salt, because it’s a pure substance.
Lemonade has water/ice, lemons and sugar
Garden soil has different soils and dirts and nutrients
Salad dressing has salt, usually seeds/specks and it’s made of a creamy substance
It’s table salt because table salt is pure and is made of the element “na”

Ithink this is what you meant. the temperature at which a liquid begins to boil is called the boiling point. the boiling point of water is 212°f or 100°c.  and at that point will start to turn into steam (gas)

Standing in the sunlight and feeling the heat on your face (uv radiation is entering the skin, converting to infrared radiation, and is absorbed by your tissues)orstanding near a fire and feeling the heat on your skin (infrared radiation transfer)