Auth­ors of a new stu­dy, pub­lished in the jour­nal of the amer­i­can med­i­cal as­socia­t­ion, noted that old­er peo­ple with bet­ter cardio-respiratory fit­ness ap­pear to live long­er than un­fit ones. better cardio-respiratory fitness can be linked directly to

If a star is moving toward earth, it is

Energy can be transformed from one form to another. the diagram shows one such process. which energy transformation is represented in the diagram? nuclear to thermal and radiant nuclear to electrical and chemical chemical to nuclear and radiant chemical to electrical and nuclear

How many electrons in an atom could have these sets of quantum numbers? =3n=3 electronselectrons =4,ℓ=2n=4,ℓ=2 electronselectrons =6,ℓ=ℓ=−1n=6,ℓ=2,mℓ=−1