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which of the following energy transformations occurs when you eat a hamburger?
question 15 options:
the chemical energy in the food is converted to mechanical energy to give the body energy to move.
the chemical energy in the food is converted to sound energy to the body hear.
the chemical energy in the food is converted to nuclear energy to with digestion.
the chemical energy in the food is not converted and is lost when the food is eaten.

3. if the dartboard below is used to model an atom, which subatomic particles would be located at z?

According to each substances heat of fusion, which of the items below requires more heat to be added per gram of substance to go from solid to liquid? silver sulfur water lead

Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt