A grandfather paradox is a situation where individual travels to the past and then introduces a change which affects or contradicts the present.
<h3>What is a grandfather paradox?</h3>
A paradox is a situation or statement which involves two contradictions.
A grandfather paradox is a situation which is defined by the ability of an individual to travel to a time in the past usually before the birth of their grandfather and then introduces a change which affects or contradicts the present. For example, killing the grandfather to prevent their birth.
In conclusion, a grandfather paradox is is an event which contradicts the present as a result of a change done to the past.
Learn more about a grandfather paradox at: brainly.com/question/8707309
#SPJ1
Answer:B. A scientist makes a judgment that a rock sample is volcanic because of the rocks texture and mineral composition
Explanation:
It seems that you have missed the necessary options for this question, but anyway the correct answer for this would be FALSE. It is not true that when a bullet is fired, gunpowder only travels back towards the shooter. Though gunpowder residue can remain on the shooter's hand for a few hours. Hope this answer helps.