Example sentences of "[vb base] on the surface " in BNC.

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1 Seabirds which hunt on the surface of the water use red oil droplets to cut out blue scattered light .
2 Water striders and pondskaters , which hunt on the surface of the water , have their eyes polarised in a similar way to reduce the glare in their aquatic home .
3 The findings are actually somewhat more encouraging from the Tories ' point of view than they appear on the surface .
4 Further away from the source still , the lava flows even slower , and the yellow glow gives way to a bright cherry red , and black streaks and blobs of chilled solid lava appear on the surface .
5 The strata are now much folded and appear on the surface as a series of concentric circles .
6 To make the clock always appear on the surface , tick the ‘ Always on top ’ option in the control bar
7 The rare gases take very little part in life 's processes ; and we need not discuss water vapour at too great length , even though many desert animals and plants , and some epiphytes ( plants that grow on the surface of other plants ) derive much or most of their water from water that floats to them on the air .
8 The trouble is that phosphates act as nutrients for green plants and the minute algae that grow on the surface of slow-moving water .
9 If you want decorative timber panels on the ceiling , you may need to use a fire retarding paint or varnish on the surface , although this is not usually necessary in most homes .
10 In continuum mechanics two types of force are held to at on a body : surface tractions which act on the surface of the volume under consideration and body forces , which act throughout the volume and in the most common case are gravitational or inertial in origin .
11 Without any recourse to molecular interpretation Boltzmann proposed that " the forces which act on the surface of an elementary parallelepiped at the given time but also on the previous extensions , with the promise that the longer the time since they took place the smaller their effect . "
12 Just ten or fifteen minutes of it now would see him right , a short trip out through the islets and mudbanks where you could let the boat drift , lean over the stern and watch the inner life of the dirty green water , the shreds of seaweed and small branches and other shapes that sometimes proved to be alive , or focus on the surface , a depthless sheet of scum on which the pearly light shimmered in continual shifting patterns , or even look up to see a huge modern building , several storeys high , going for a stroll along a neighbouring island , the superstructure of a freighter putting out to sea along the deep-water channel …
13 For watercolourists , it is critical to find a paper that is perfectly sized , so washes simply shimmer on the surface .
14 Floating plastic ball blankets which lie on the surface in the same way as a crust have been tried , the manufacturers claiming they have on occasions been beneficial in reducing odours presumably by reducing evaporation , although the precise reason is not apparently known .
15 Instead of picking out creatures that are buried , they collect spire shells and crustaceans that lie on the surface and they find them by sight .
16 Mainly made of cotton with a shiny surface on one side where the weft threads lie on the surface .
17 The series of oral papillae line the free edge of the jaw while the supplementary papillae lie on the surface .
18 Sudden changes in behaviour patterns of prey species also produce seasonal changes in predation ; for example when young moles are dispersing from their nests they travel on the surface rather than beneath the ground , and they are then heavily predated .
19 Conversely , activities which seem on the surface to be the same may turn out to realize different underlying assumptions .
20 Dabbling ducks characteristically feed on the surface of the water or by upending , and rarely dive except when young or unable to fly .
21 In the parasitic phase the two common temperate zone species develop on the surface of the intestinal mucosa whereas with the others some penetration of the epithelium takes place .
22 As the lava cools down further , to a dull red , more and more chilled fragments remain on the surface , and these small particles soon agglomerate together , forming progressively larger plates or rafts which cover the surface of the flow , the hot lava itself only glowing through in the cracks between rafts .
23 If the bones remain on the surface of the ground for a long time , weathering may occur resulting in splitting and cracking of the bone and incipient flaking .
24 Sizing affects the way washes sit on the surface of the paper and the degree of luminosity with which they dry .
25 They dance on the surface among the flies .
26 Thus , as the surface waters of the mid-ocean are warmed , they simply stay on the surface ; and ( because water is also a poor conductor of heat ) they insulate the waters beneath from heating .
27 In practice , in the absence of storms , there is very little flow of water between the surface and the depths in mid ocean ; the warm surface waters stay on the surface ; and the deep water also stays where it is , roughly at 3.5°C , all the way to the bottom .
28 Using the anti-capillary forceps , hold the dried grid face-down on the surface of the ethanolic PTA for 1 min with gentle agitation , drain on the surface , transfer to the surface of 95% ethanol to rinse for 15–30 sec , drain on filter paper and allow to air-dry .
29 Well no , no I , I , I 'd got a cycle and er the money was very useful to us cos er my husband , he worked on the , on the top of at Parcel he could n't go down , they were n't allowed underneath er because he wore glasses , anyone wearing glasses they were n't allowed underground you see and they had to work on what they call on the surface , and of course the wages were n't , were n't much and er I was glad to go out to work and er and I , I eventually I had a cycle and I used to cycle to Squires and back you know , and erm it was , it was very very useful indeed the money I , I , I earned there .
30 But U.S. attack submarines , designed to hunt and destroy other subs and surface ships , seldom move on the surface of the ocean .
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