Is it possible for a son or daughter to be biologically older than his or her parents? Explain.

If you were in a smooth-riding train with no windows, could you sense the difference between uniform motion and rest? Between accelerated motion and rest? Explain how you could make such a distinction with a bowl filled with water.

Is it possible for a person with a 70-year life span to travel farther than light travels in 70 years? Explain.

Use the traditional square of opposition to find the answers to these problems. When a statement is given as false, simply enter an “F” into the square of opposition and compute (if possible) the other truth values. If “Some assassinations are morally justifiable actions” is true, what is the truth value of the following statements? a. All assassinations are morally justifiable actions. b. No assassinations are morally justifiable actions. c. Some assassinations are not morally justifiable actions.

Can you travel while remaining in one place in space? Explain.

If the gravitational pull of the moon on Earth were the same over all parts of Earth, would there be any tides? Defend your answer.

Compare the amounts of mass converted to energy in nuclear reactions and in chemical reactions.

What happens to the direction of the magnetic force on a wire in a magnetic field when the current in the wire is reversed?

A twin who makes a long trip at relativistic speeds returns younger than her stay-at-home twin sister. Could she return before her twin sister was born? Defend your answer.

What hypothesis did G. F. FitzGerald make to explain the findings of Michelson and Morley?

Is it possible in principle for a human being who has a life expectancy of 70 years to make a round-trip journey to a part of the universe thousands of light-years distant? Explain.

When a beam of charged particles moves through a magnetic field, what is the evidence that particles in the beam have momenta greater than the value $m v$ ?

What Is the function of Golgi tendon organs?

What would be the momentum of an object if it were moving at the speed of light?