Which is the correct quark pairing? A. top with down, up with bottom, strange with charm
B. top with bottom, up with down, strange with charm
C. top with strange, down with bottom, charm with up
D. charm with down, top with up, strange with bottom

Awheel of mass 48 kg is lifted to a height of 0.8 m. how much gravitational potential energy is added to the wheel? acceleration due to gravity is g = 9.8 m/s2. a. 30.4 j b. 3.1 j c. 297.9 j d. 11,321 j

If the specific heat of a metal is 0.850 j/g °c, what is its atomic weight?

Which type of reaction is shown in this energy diagram? energy products activation energy reactants time o a. endothermic, because energy is released to the surroundings o b. exothermic, because energy is absorbed from the surroundings o c. exothermic, because energy is released to the surroundings o d. endothermic, because energy is absorbed from the surroundings