If you have several objects in a system, perhaps interacting with each other, but not being influenced by forces from outside of the system, then the total momentum of the system does not change over time.

While I spoke, there came a marked change over the countenance of the sleep-waker.

I was involved in the genesis and publishing of some of the books you mention, and why styles and tastes change over the years is a question it is hard to answer.

And you have to keep experimenting with alterations and examining the results as external conditions change over time.


A MANOVA (sex by diet change over trials 2 × 2 × 5) was used to interpret these findings (each 3 trials were averaged).

The effects are presented as percent change over the control (vehicle) dose, for each of the central routes in the present experiment and our previously reported findings for systemic administration [ 12 ] .

If eligibility is determined by a medical diagnosis, the method of diagnosis must not change over time.

The cost-effectiveness analysis comprised four main steps: (1) retrospective analysis of the intervention's cost, (2) estimation of the number of HIV infections averted by the intervention, (3) calculation of the cost-effectiveness ratios, and (4) sensitivity analyses to examine how the cost-effectiveness ratios would change over a range of assumptions about cost and effectiveness.

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As a test of the validity of the proportional hazards assumption (that the hazard ratio does not change over time), the Cox proportional hazards regression was performed with a variable calculated as the mean deviated natural log of time.

Results Effects of OVX on bone loss Consistent with the findings in our recent study [ 11 ] , µCT analyses of femoral trabecular and cortical bone showed little change over the duration of the study in any of the structural variables for SHAM OVX Swiss-Webster mice (groups T1/SHAM, T5/SHAM, T13/SHAM).

Students answered slightly more than half of all the OSCE items correctly, 57% ± 6% (Figure 1a), with almost no change over 3 years (p = .

The change over the 1982 through 1989 period is also consistent with this hypothesis: the negative association between competition and clinical resources increased in 1989 as did the positive association between hotel resources and competition.

Only first 12 results shown.

& check out in a sentence .. come in for in a sentence .. English Collocations



- Example Sentences for change over

use the word change over in a sentence