Usually, unless the boat is riding at anchor.
yes
A person standing on the ground. For the person on the train, ground is moving and the train is stationary.
More lbs. per square inch standing up than lying down.
the person standing on the ground, the train is moving and the ground is stationary. but the person on the train looks he is stationary and the ground is moving.
Motion is very noticeable if you are not moving and the other one is. You can easily see moving vehicles if you are standing still. You can also tell if another person is moving when you are standing still.
How fast a person is moving, while standing still, on the surface of the Earth.
in baby seat and with one person peddalling and standing up and the other sitting on the. With bmxs you can ride on stunt pegs (unadvised but everyone dtill does it)
One day. You can imagine the Sun as staying roughly in the same place compared to the Earth (we can ignore the Earth moving around the sun for now) - what we see as the sun moving around the sky is actually the Earth turning on its axis. This is like being on a roundabout - as we rotate on the roundabout, a person standing on the ground looks like they rotate around us.
150 lbs. In order for the floor to support you it must resist an equal force.
Relative means it depends on the person's reference frame/point-of-view. For example, when you're in a moving car, your point-of-view tells you that the car is not moving at all (after all you're inside the car all the time, you only know the car is moving because the objects outside the car are moving against you). But another person standing on the sidewalk will see your moving car as moving at, say, 50 mph.
She's famous for standing up in what she believed in, even though she got arrested for it.
A Guard