<span>According to the Doppler effect, objects moving away from Earth would have a redshift. </span>A <span> redshift means that every wavelength becomes longer and if we observe Hydrogen lines that are at a certain position, those will become redshifted.</span>
Answer:
People prefer composite faces.
Explanation:
If we take some face's picture, and we make it digital, we could make a composite or averaged face, and when we compare composite faces with originals pictures, people prefer the composite faces because there was symmetry in those faces.
For example:
There was a research where a digitalized student faces men and women, researchers make a composite face for every original, people prefer composite face against the original face.
Answer
System restore
Explanation
System restore is a recovery feature that helps restore your system to the previous condition or point. Most computers have system restore disks which are an advantage to the users especially when the computer clashes.These disks are very effective when it comes to restoring the system to its initial state.
Answer:
Explanation:
bool isPalindrome(string str)
{
int length = str.length();
for (int i = 0; i < length / 2; i++) {
if (str [i] != str [length – 1 – i]) {
return false;
}
}
cout << str << "is a palindrome";
return true;
}