what makes you know its a scam

lots of sites are scams and here's how to detect them if the site has https and a green lock that means that site is safe. Some sites might have spaces in the URL that means its a scam site. we look at the site called tree octopus then the teacher asked us to tell them some facts about tree octopus. It looked so convincing that every thought that is was real but it really wasn't . The tree octopus was so fake because octopus don't live on land. Thats how to detect a scam site.