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. Scientists can monitor volcano activity and provide early warnings but they cannot prevent volcanic eruptions. Volcanic eruptions are natural and uncontrollable geological events.
False
false (They became extinct about 65 million years ago.)