Question
Consider the statements about HD 63433d: 1.
Astronomers recently unveiled the discovery of this Earth-like planet. 2. It orbits a sun-like star called HD 63433. 3. It’s also the closest Earth-sized planet discovered so far. Which of the statements given above is/are correct?Solution
Astronomers recently unveiled the discovery of an Earth-like planet, younger and closer than any previously identified, named HD 63433d. It is an Earth-like exoplanet that orbits a sun-like star called HD 63433 (also known as TOI 1726). The star is about 73 light years away from the sun and is part of the group of stars moving together that make up the constellation Ursa Major. The star HD 63433 shares similarities with our sun in size and type but is significantly younger, at roughly 400 million years old. It is the smallest confirmed exoplanet, younger than 500 million years old. It’s also the closest Earth-sized planet discovered so far, and it’s about 400 million years old.
What is the primary purpose of "Track Changes" in Microsoft Word?
Which of the following views in Microsoft Word allows you to see how your document will look when printed, including headers, footers, and page breaks?
Which Excel function is used to count the number of cells within a range that meet a single specified criterion?
When you want to add special visual or sound effects to the way a slide changes from one to the next during a presentation in PowerPoint, what feature w...
Which tab in the Microsoft Office Ribbon typically contains options for inserting pictures, shapes, charts, and tables?
Which of the following is NOT a valid way to start a formula in Microsoft Excel?
Which of the following is the default file extension for a Microsoft Word document in recent versions (2007 and later)?
In Microsoft Word, what is "Mail Merge" primarily used for?
In Microsoft Excel, what is a "PivotTable" primarily used for?
In Excel, if you enter `=A1+B1` into cell C1 and then drag the fill handle down to C2, what formula will appear in C2?
Relevant for Exams:
