Answer:
A rollercoaster speeds up and u r pulled back against your seat. Cus of inertia, we try to stay in the same place. Another one is when we one is when u try to brake a car suddenly and everything in the car gets launched forward cus they were supposed to keep moving.
Social security and Medicare
Answer:
Yes, it does make a sound
Explanation:
A tree can fall and still make noise even if no one is around to hear it.
It's like if someone were talking from far away, you won't be able to hear them but they are still making sound. That's the best I've got.
Galaxies? (I think that is the answer if it’s not sorry) but Anwyays I’ll explain it is called galaxy because each of our galaxies have our own solar system, their own sun, planets and all living things.
