"energetic activities" is correct and usable in written English.
You can use it to refer to activities that involve a lot of physical or mental energy, such as sports, studying, or many other activities. For example: "After school, I like to engage in some energetic activities to get my energy back up."
The band itself is a solid fitness tracker, and is certainly well geared up for monitoring more energetic activities.
THE terrorism has also jolted home builders, whose energetic activities have been, until now, a mainstay of the economy.
When such transient impairment incapacitates the individual for energetic activities without greatly affecting his brain processes, he is likely to feel tired and weak.
For those in search of more energetic activities, the rocks and platforms lining the bay are so perfect for diving and jumping that they could have been specifically designed for just that purpose.
Orna Klement's chocolate banana shake would be just the thing after any energetic activities, and indeed, the promise of one of these after a run helped my exercise resolve no end.
Other family safaris – especially in areas with less potentially dangerous wildlife – offer energetic activities, such as mountain biking or canoeing, and a chance to interact with the local community.
These jets can be highly variable, pointing to energetic activity in the innermost regions.
-Galaxies with unusually energetic activity, including high-energy jets, that is related to a central supermassive black hole.
If you want to combine some mildly energetic activity with your environmental sightseeing, then head for Lower Saxony where you'll find the Holtriem wind farm.
Apart from the long business of digesting leaves, the koalas' most energetic activity – be warned – is to hang their bottoms over a branch and defecate.
The Progressive Party has a commanding lead over all others in campaign songs, largely because of the energetic activity of an organization called People's Songs, Inc.
