Tag: science & technology

Trichology is the branch of dermatology that deals with the scientific study of hair health and scalp diseases. Option A correctly identifies this. Option B describes tribology, C describes toponymy, and D is unrelated to science.

Neptune has the fastest planetary winds in the solar system, with recorded speeds up to 2,100 km/h (about 1,300 mph). Option C (2000 km/h) is closest to this scientifically measured value. Options A, B, and D significantly underestimate these extreme wind velocities.

Uranus was the first planet discovered in modern times, identified by William Herschel in 1781. Jupiter and Neptune were known to ancient astronomers, making option A correct. The 19th-century dates in options B and C are incorrect for first discovery.

CTRL + SHIFT + & is the Excel shortcut to apply an outline border to the selected cell range. This is a standard Excel formatting command.

CTRL + SHIFT + ~ applies the General format in Excel, which is the default number format. The tilde key is used for this basic formatting command.

CTRL + SHIFT + $ applies Currency format in Excel. The dollar symbol shortcut directly relates to currency formatting.

CTRL + SHIFT + % applies Percentage format in Excel. The percent symbol shortcut is intuitive for percentage formatting.

CTRL + SHIFT + # applies Date format in Excel. The hash symbol is used for date formatting, though not as intuitively named as other shortcuts.

In Microsoft Excel, the keyboard shortcut CTRL + SHIFT + @ applies the Time format to selected cells. This is a standard Excel formatting shortcut that converts cell contents to a time display format (e.g., 1:30 PM). The other combinations shown are for different formats or functions.

In Excel, CTRL + SHIFT + ! applies the Number format with two decimal places and thousand separators. This is a standard formatting shortcut that makes numbers more readable by adding commas and fixed decimal places. The other options are for different Excel functions.