1.Leyinais preparing a mug of hot chocolate. She used a metal spoon to stir in the marshmallows and realized that the spoon was heating up as the marshmallows were melting. Which of the following explains her observationsA. Heat was transferred from the metal spoon to the hot chocolate and marshmallows. B.Heat was transferred from the marshmallows to the hot chocolate and metal spoon. C. No heat was transferred since the hot chocolate was at a higher temperature than the marshmallows. D.Heat was transferred to both the metal spoon and the marshmallows since the hot chocolate was at a higher temperature.

enhanced global partnerships and exploration capabilities may advance international preparedness for protecting the earth from catastrophic events such as some asteroid strikes, advancing collaborative research on space weather and protecting spacecraft by developing new means for space debris removal.

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation: