Answer:
pressure lines
Explanation:
Isobars are found ONLY on surface charts. They most commonly connect lines of equal pressure in the units of millibars. High pressure isobars generally occurs with isobars above 1010 mb while low pressure isobars occur with lower than 1010 millibars.
Active euthanasia is intentionally killing someone who had been injured or physically damaged at the time of death.
The best example is d. technology
Think for example of a person guarding the keys at school or university: now we have various access cards to replace this job.
Especially in production the advance of technology made many jobs redundant
Slave traders: Thought that slaves werent really people and they could sell and do what ever they wanted with them
Abolitionists: They hated that people would be treated liked slaves and couldnt stand slavery. The knew it was wrong
The were alike because they both took part with slaves.They both took part
They are different because they have different views. One likes slavery one hates it
They helped put an end to it by helping slaves escape, ending it, saving slaves, teaching them how to read and write
Hope This Helps :)