Science
If something not proven by observations, if it's just what someone thinks.
What is an opinion
Information supported by observations. It is true information.
What is a fact?
If something is too heavy to lift, you can push it up this
What is a ramp?
Knowledge, tools, and systems that make people's lives easier.
What is technology?
A type of machine that has a bar and a pivot point
What is a lever?
A wheel with a rope to lift this
What is a pulley?
Wen you make a decision about your data.
What is a conclusion?
A double inclined plane - both sides are slanted. It is used to push two things apart.
What is a wedge?