Astudent fills two identical beakers with the sane volumeof water. the student places one beaker in a freezerand the other beaker on a hot plate. after 5 minutes the students observes that the temperture of the waterin the freezer is 19 degrees c and the tempertureof the water on the hot plate is 42 degrees c. which statementbest describes the relationship between the two veakers of water and the freezing and boiling points of water. answer

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.

Which of the following is true about the speed of light? it depends on the wavelength.