Question

Please help no links

Answer 1

Answer: brainlist pls and thank you

Explanation:

Cotton gin. Gets rid of seeds 50 times faster.

Postitive effect: thought if would decreased the need for slaves.

negative effect: cotton gin incresed the need for slaves

steam engine: gives engery and better transport by taking water and steam and converting it to engery.

postitive effect: don’t need to be near water also increased better transportation

negative effect: can blow up and cost a lot.