D radiometric dating technique
Keyboard Blackberry has a full QWERTY keyboard in addition to the touch screen.
Compared to virtual keyboard, QWERTY keyboard helps fast and accurate typing.
RIM introduced Black Berry Torch 9800, offering a capacitive touch screen, upgraded Operating System (Blackberry OS 6) and a whole lot of other features.
The Apple’s stunning i Phone4 with loads of applications and improved OS (i OS 4.2.1) is already in the market.
The specific events within Earth history are discussed in Chapter 8.
via Wikimedia Commons' src=" alt="Chart showing the names of the unit of the Geooogic Time Scale" width="300" height="300" srcset=" sizes="(max-width: 300px) 85vw, 300px"/ is the process of determining if one rock or geologic event is older or younger than another, without knowing their specific ages—i.e., how many years ago the object was formed.
Using this time scale, geologists can place all events of Earth history in order without ever knowing their numerical ages.The Torch 9800 has 2x digital zoom and lacks HD video recording and front-facing camera for video calling.For video recording and play back, the i Phone4 camera supports HD quality, whereas the Torch 9800 camera only records and play in SD (VGA resolution).Processor: The i Phone4 has 1 Ghz processor and the Torch 9800 comes with a 624 MHz processor.Though Black Berry Torch 9800 comes with a 624MHz processor only, its memory management is good providing better multi tasking capability.