(Question)
You are presented with the question "a rubber band snapping causes the particles in the rubber band to cause what?" and the following answer choices: - friction - sound waves - rumbles - kinetic energy - color spots - energy - Energy. - loud music Now knowing that arubber band snapping causes the particles in the rubber band to vibrate and sound waves are vibrations in matter, choose the best answer.
(Answer)
sound waves

(Question)
You are presented with the question "what may become hot when exposed to heat?" and the following answer choices: - coral - gravity - the skin - sugar - density - an object - copper - weathering Now knowing that if a thermal conductor is exposed to a source of heat then that conductor may become hot and copper is a great thermal conductor, choose the best answer.
(Answer)
copper

(Question)
You are presented with the question "Reptiles are a class of tetrapod vertebrates that produce eggs with what?" and the following answer choices: - empty shell - Chemical energy - waterproof shell - water-filled shell - aerobic capacity - heat energy - kinetic energy - shell lining Now knowing that reptiles are a class of tetrapod vertebrates that produce amniotic eggs and all reptiles produce eggs with a waterproof shell full of amniotic fluid, choose the best answer.
(Answer)
waterproof shell