During a certain chemical reaction, energy is transferred from the reaction system to its surroundings. Which statement is true in this situation?
O A. The kinetic energy of the particles in the system and its
surroundings are the same.
O B. The particles in the reaction system have more kinetic energy.
O C. The particles differ in potential energy instead of kinetic energy.
O D. The particles in the surroundings have more kinetic energy.

4the indian leaf butterfly has traits that allow it to resemble a leaf. the bright colors of the monarch butterfly indicate that the butterfly tastes bad and can be poisonous. how does the appearance of these butterflies them to survive? f the indian leaf butterfly is able to avoid predators while the monarch butterfly warns predators away. g. the indian leaf butterfly frightens predators away while the monarch butterfly poisons predators before they can eat it. h both butterflies rely on camouflage to avoid predation. j both butterflies cooperate with one another to avoid predation.

Nasa scientists must work together to make sure that everything is correct and accounted for when launching a shuttle. besides a physicist, what other type of scientist would be in making sure that the shuttle has the appropriate type and amount of fuel to reach its destination?

How does the study of genetic disorders such as pku biologists understand normal alleles?