In your own words, describe why melting ice with salt freezes cream. Describe how you could change the setup to freeze the cream faster, to produce colder temperatures or to cool other substances.

Which of these describes how heat is transferred by convection* a. sunlight travels through space without the aid of fluids or solids. b. warm air rises and takes the heat with it, eventually, it cools and sinks c. air at the equator rises and sinks at the poles. d. air molecules touch the warm ground, heating them up *not conduction