The phrase "activity shows" is correct and usable in written English.
It can be used when discussing or describing what a particular activity demonstrates or reveals.
Example: "The activity shows a clear improvement in teamwork among the participants."
Alternatives: "activity demonstrates" or "activity illustrates".
SEA's activity shows the growing importance of information warfare.
The activity shows no signs of abating, with construction expected to start this year on two more buildings, with nearly two million more square feet.
The Ukraine situation may not be dominating headlines as it was last week, but today's activity shows that markets remain vulnerable to headline risks.
The latest snapshot of manufacturing activity shows a sector of the economy recovering after a long slump in which hundreds of thousands of jobs were lost.
"I think the first step is knowledge and awareness, and the fact that people are out in this continued activity shows that this is just the beginning," she said.
The second part of the series on risky financial activity shows how overconfidence and hubris created two recent crises at brokerage firm MF Global and JP Morgan – one of the better-managed banks, apparently.
Still, the breadth of the recent weakening of activity shows that the economy remains fragile, as is typical in the years following a financial crisis.
Title: Venture-Backed Exit Activity Shows Improved Signs of Life in Q1 2010.
Home is basically the live Facebook News Feed, while Recent Activity shows stuff you've posted or commented on/liked recently.
Gandotinib (LY2784544), a potent inhibitor of JAK2 activity, shows increased potency for the JAK2V617F mutation.
(D) DraIII star activity shows selectivity to the central "NNN" part of CATNNNGTG site.
