Strictly speaking, from the point of view of a person on the ground floor of a tall skyscraper, a person at the top ages
1) more slowly,
2) faster,
3) the same,
and from the point of view of a person at the top of the skyscraper, the person at the ground level ages
4) more slowly.
5) faster.
6) the same.
Question 2
If the Sun collapsed to a neutron star or black hole, Earth would
1) spiral into the Sun's core,
2) remain in its present orbit,
3) spiral away from the Sun,
4) itself undergo collapse,
for the variable that changes in Newton's gravitational equation is
5) distance.
6) the mass of the Sun.
7) the mass of Earth.
8) all of these.
9) none of these.
Internal view of the heart illustrating the heart chambers, heart layers, and major blood vessels as
Floor Pattern
A “Global” View of Venus
Simplified view of retrovirus life cycle
Anatomy of the Spinal Cord: Three-Dimensional Anterior View of the Spinal Cord and the Meningeal Cov