Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


in the pat 10,000 years people use stone to start a fire now it just 1 click in the 500 it took month to travel comes from spain to philipines now it only take an hour in the past 200 it took a day to send your mai now bring out your phone then click click and click thats why its instant
0 0 0
0ur world is suffering from pollution too much has changed that leads to extinction of plants and animals, an example of this change is climate change which brings hazard to all forms of life
0 0 0
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts