5 Questions
Which of the following nitrogenous bases is found in DNA?
Adenine (A)
Which of the following elements are contained in all atoms?
Carbon and hydrogen
Which type of crust has more silicon and potassium, but less iron, magnesium, and calcium?
Continental crust
What percentage of the Earth's surface is covered with water?
71%
At what temperature does the absorbed energy warm the surface of the Earth to, resulting in radiated infrared heat?
255 K
Test your knowledge on various scientific topics such as nitrogenous bases, atomic numbers, continental crust composition, and the Earth's surface coverage with water. Challenge yourself with these interesting questions and expand your scientific understanding!
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