And, as it always has at such times, the world is looking to America for forward momentum.

There is something to be said for momentum, and Love has it.

He didn't swing it for momentum, probably couldn't have coordinated his arm that well at this point.

I suppose that if mass had not gotten there first, we would be using m for momentum.

But with the Senate in recess until the fall, there was little opportunity for momentum to build either toward a hearing or away from one.

"It's big for momentum when you can get one, because a lot of times, that's what sparks the offense."

Eight times the lead changes hands as the teams struggled for momentum.

There is now more of a need than ever for fresh momentum.

The stadium went absolutely nuts, so thank you to our fans for really changing momentum.

There is no particular reason why the same fuel has to be used for both energy and momentum.