a : a little something similar to a rock in firmness: (1) : foundation, assistance The superintendent describes [Michael] Doran as a rock on which the results of the school is and can go on being constructed.—
acid rock different rock alt-rock anti-rock art-rock (as) sound for a rock amongst a rock and a tough spot between the rock along with the hard area country rock glam rock glitter rock hard to be a rock hard rock strike/achieve rock base jazz-rock Dwell below a rock phosphate rock pre-rock punk rock rock and roll rock and roller rock bass rock bottom rock brake rock sweet rock climbing rock cod rock crystal rock dassie rock dove rock backyard rock-challenging rock hind rock hound rock hyrax rock lobster rock maple rock oil rock out rock pigeon rock rabbit rock-ribbed rock salt rock shrimp rock snot rock strong rock an individual's world rock star rock your home rock tripe rock wallaby soft rock reliable for a rock constant for a rock wall rock See More
مکینتاش ) مبدل فرمت صوتی و تصویری ( ویندوز
C2 [ I or T ] to (lead to an individual or a little something to) transfer backwards and forwards or from side to side in a daily way:
Even though the movement in the Crookes radiometer was at first attributed to gentle stress, this interpretation is incorrect; the characteristic Crookes rotation is the results of a partial vacuum.
When exposed to natural mild during the day and darkness at nighttime, this internal clock synchronizes, ensuring that we're awake and performing optimally during the day and asleep at night, and that is very important for both our mental and Bodily properly-getting.
Infrared lies just under obvious gentle in frequency, that's uncomplicated to keep in mind due to the identify: crimson is the lowest in frequency of all the colours, as reviewed beneath.
To know this, envision that you choose to’ve just dropped two stones in the even now pond. Every of These stones will build ripples, Together with the water making waves that move up and down.
may need aspects of a wave phenomenon, and his experiments indicated that electromagnetic waves really should travel at the exact same velocity as mild. This seemed to be far more than simply a coincidence, and his findings led him to theorize the electromagnetic conversation provided not only electricity and magnetism, but gentle also.
The light given off via the Sun has a mixture of energies making it glimpse white, although it may seem yellow as well as red as being the Earth’s ambiance scatters blue photons, lessening the blue content from the immediate daylight.
is required for straight-legged strolling units and it might increase The steadiness of going for walks if thoroughly controlled. Within the Cambridge English Corpus The x-axis represents the angular speeds of your stimulus rocking
I bear solemn witness to The truth that NATO heads of point out here and of presidency satisfy only to go with the monotonous motions of examining speeches, drafted by Some others, With all the principal goal of not rocking the boat.
پس باید بدانید که اگر این کار استمرار زیادی داشته باشد نیاز به تمیز کردن اتاق است . اتاق در سیستم همان هارد شماست ، پس هارد شما نیاز به تمیز کاری و مرتب کردن دارد و شما می بایست هر چند وقت یکبار هارد خود را مرتب کنید.
The history of lighting is usually divided into four intervals, Just about every of which overlap, and which with each other illustrate the sluggish speed of modify in illumination technology.