Sentence examples for been observed on a from inspiring English sources

The problem is, that's never been observed on a national level".

For instance, reversible evolution has been observed on a relatively short evolutionary timescale in the peppered moth (Biston betularia).

In recent years, vortex-induced vibrations (VIVs) have been observed on a few long-span bridges.

However, unexpected long lasting metastable drops have also been observed on a curved unconfined liquid surface.

This is the first time this has been observed on a bioactive glass that does not contain phosphate.

Double cusps have been observed on a few occasions by polar orbiting spacecraft and ground-based observatories.

Therefore, what answer is going to be given on a policy statement is dependent on what was observed on a previous one from the same subject category.

More than one lesion was observed on a number of needles.

Therefore, it is expected that one-dimensional density of states will be observed on a larger scale than other materials.

Upland hillslope soils commonly contain one or more paleosols, and can be observed on a variety of hillslope positions on the landscape.

The light passing through the two slits is observed on a distant screen.