Mrs. Johnston heated 5 grams of sugar. The sugar first looked shiny, and then it melted and became dark brown. Finally, all that was left
was a black, shiny residue. She then heated 5 grams of sand in the
same way. The sand's appearance did not change.
What explains these results?

What royal scientist used the 29th day of frozen vapor to encounter elements for mastering new culinary creations?

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.

In what environment would mineral formation caused by high pressures and high temperatures most likely occur?