true
False
False, it cannot
false
Assuming that you mean not (p or q) if and only if P ~(PVQ)--> P so now construct a truth table, (just place it vertical since i cannot place it vertical through here.) P True True False False Q True False True False (PVQ) True True True False ~(PVQ) False False False True ~(PVQ)-->P True True True False if it's ~(P^Q) -->P then it's, P True True False False Q True False True False (P^Q) True False False False ~(P^Q) False True True True ~(P^Q)-->P True True False False
false
False. A dormant volcano is not the same as an inactive volcano. A dormant volcano has not erupted in a long time but still has the potential to erupt again, while an inactive volcano is unlikely to erupt again.
False
false
diamond
false
No, Extinct = Not likely explode again Dormant = hasnt't erupted for hundreds or thousands of years but may still erupt Active = Recently erupted, and is likely to erupt
False
False.
Yes, listening is a passive activity
False. Nobody can prevent a volcanic eruption, though scientists have some ability to predict eruptions.
False
false (They became extinct about 65 million years ago.)