EASY QUESTION Why do you think engineers and scientists prefer the SI Unit system over the USCS Unit System?

What happens when chlorine reacts with bromine? a. electrons move from the chlorine atoms to the bromine atoms. b. electrons move from the bromine atoms to the chlorine atoms. c. electrons are shared between the chlorine atoms and the bromine atoms. d. electrons become delocalized among the atoms.

Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.

What is the orbital period of a spacecraft in a low orbit near the surface of mars? the radius of mars is 3.4×106m.