Technology would never existed, like the device you are using to read this answer, bicycles, cars, etc.
"Physics" is the science of how we understand the universe; it exists. The only way that "physics" would not exist is if the universe itself did not exist.
Nothing would happen.
We would not no what to do
nothing would happen because there would be nothing
If god didn't exist then the hole world and all the planets and galaxy's would never happen
This question would not exist!
the thing that would happen is there would be many riots
If toys did not exist, children and their parents would invent them.
We would not exist.
It would not exist....
what would happen if the 8th amendment didn't exist
nothing